Initial BPer implementation

2025-06-28 21:53:47 +00:00 · 2022-12-22 13:14:37 +01:00 · 2022-12-22 13:14:37 +01:00 · f0d9f789fa
commit f0d9f789fa
parent 05d156a5b0
59 changed files with 33618 additions and 1048 deletions
--- a/test/service/args/cli/cli-args-parser.test.ts
+++ b/test/service/args/cli/cli-args-parser.test.ts
@ -0,0 +1,90 @@
+import { Args } from "@bp/service/args/args.types";
+import CLIArgsParser from "@bp/service/args/cli/cli-args-parser";
+import { addProcessArgs, resetProcessArgs } from "../../../support/utils";
+
+describe("cli args parser", () => {
+  let parser: CLIArgsParser;
+
+  beforeEach(() => {
+    // create a fresh new instance every time
+    parser = new CLIArgsParser();
+
+    // reset process.env variables
+    resetProcessArgs();
+  });
+
+  test("valid execution [default, short]", () => {
+    addProcessArgs([
+      "-tb",
+      "target",
+      "-pr",
+      "https://localhost/whatever/pulls/1"
+    ]);
+
+    const args: Args = parser.parse();
+    expect(args.dryRun).toEqual(false);
+    expect(args.auth).toEqual("");
+    expect(args.author).toEqual(undefined);
+    expect(args.folder).toEqual(undefined);
+    expect(args.targetBranch).toEqual("target");
+    expect(args.pullRequest).toEqual("https://localhost/whatever/pulls/1");
+  });
+
+  test("valid execution [default, long]", () => {
+    addProcessArgs([
+      "--target-branch",
+      "target",
+      "--pull-request",
+      "https://localhost/whatever/pulls/1"
+    ]);
+
+    const args: Args = parser.parse();
+    expect(args.dryRun).toEqual(false);
+    expect(args.auth).toEqual("");
+    expect(args.author).toEqual(undefined);
+    expect(args.folder).toEqual(undefined);
+    expect(args.targetBranch).toEqual("target");
+    expect(args.pullRequest).toEqual("https://localhost/whatever/pulls/1");
+  });
+
+  test("valid execution [override, short]", () => {
+    addProcessArgs([
+      "-d",
+      "-a",
+      "bearer-token",
+      "-tb",
+      "target",
+      "-pr",
+      "https://localhost/whatever/pulls/1"
+    ]);
+
+    const args: Args = parser.parse();
+    expect(args.dryRun).toEqual(true);
+    expect(args.auth).toEqual("bearer-token");
+    expect(args.author).toEqual(undefined);
+    expect(args.folder).toEqual(undefined);
+    expect(args.targetBranch).toEqual("target");
+    expect(args.pullRequest).toEqual("https://localhost/whatever/pulls/1");
+  });
+
+  test("valid execution [override, long]", () => {
+    addProcessArgs([
+      "--dry-run",
+      "--auth",
+      "bearer-token",
+      "--target-branch",
+      "target",
+      "--pull-request",
+      "https://localhost/whatever/pulls/1"
+    ]);
+
+    const args: Args = parser.parse();
+    expect(args.dryRun).toEqual(true);
+    expect(args.auth).toEqual("bearer-token");
+    expect(args.author).toEqual(undefined);
+    expect(args.folder).toEqual(undefined);
+    expect(args.targetBranch).toEqual("target");
+    expect(args.pullRequest).toEqual("https://localhost/whatever/pulls/1");
+  });
+
+});
--- a/test/service/args/gha/gha-args-parser.test.ts
+++ b/test/service/args/gha/gha-args-parser.test.ts
@ -0,0 +1,50 @@
+import { Args } from "@bp/service/args/args.types";
+import GHAArgsParser from "@bp/service/args/gha/gha-args-parser";
+import { spyGetInput } from "../../../support/utils";
+
+describe("gha args parser", () => {
+  let parser: GHAArgsParser;
+
+  beforeEach(() => {
+    // create a fresh new instance every time
+    parser = new GHAArgsParser();
+  });
+
+  afterEach(() => {
+    jest.clearAllMocks();
+  });
+
+
+  test("valid execution [default]", () => {
+    spyGetInput({
+      "target-branch": "target",
+      "pull-request": "https://localhost/whatever/pulls/1"
+    });
+
+    const args: Args = parser.parse();
+    expect(args.dryRun).toEqual(false);
+    expect(args.auth).toEqual("");
+    expect(args.author).toEqual(undefined);
+    expect(args.folder).toEqual(undefined);
+    expect(args.targetBranch).toEqual("target");
+    expect(args.pullRequest).toEqual("https://localhost/whatever/pulls/1");
+  });
+
+  test("valid execution [override]", () => {
+    spyGetInput({
+      "dry-run": "true",
+      "auth": "bearer-token",
+      "target-branch": "target",
+      "pull-request": "https://localhost/whatever/pulls/1"
+    });
+
+    const args: Args = parser.parse();
+    expect(args.dryRun).toEqual(true);
+    expect(args.auth).toEqual("bearer-token");
+    expect(args.author).toEqual(undefined);
+    expect(args.folder).toEqual(undefined);
+    expect(args.targetBranch).toEqual("target");
+    expect(args.pullRequest).toEqual("https://localhost/whatever/pulls/1");
+  });
+
+});
--- a/test/service/configs/pullrequest/pr-configs-parser.test.ts
+++ b/test/service/configs/pullrequest/pr-configs-parser.test.ts
@ -0,0 +1,132 @@
+import { Args } from "@bp/service/args/args.types";
+import { Configs } from "@bp/service/configs/configs.types";
+import PullRequestConfigsParser from "@bp/service/configs/pullrequest/pr-configs-parser";
+import GitServiceFactory from "@bp/service/git/git-service-factory";
+import { GitServiceType } from "@bp/service/git/git.types";
+import { setupMoctokit } from "../../../support/moctokit/moctokit-support";
+import { mergedPullRequestFixture, notMergedPullRequestFixture, repo, targetOwner } from "../../../support/moctokit/moctokit-data";
+
+describe("pull request config parser", () => {
+
+  const mergedPRUrl = `https://github.com/${targetOwner}/${repo}/pull/${mergedPullRequestFixture.number}`;
+  const notMergedPRUrl = `https://github.com/${targetOwner}/${repo}/pull/${notMergedPullRequestFixture.number}`;
+  
+  let parser: PullRequestConfigsParser;
+
+  beforeAll(() => {
+    GitServiceFactory.init(GitServiceType.GITHUB, "whatever");
+  });
+
+  beforeEach(() => {
+    setupMoctokit();
+
+    parser = new PullRequestConfigsParser();
+  });
+
+  afterEach(() => {
+    jest.clearAllMocks();
+  });
+
+  test("parse configs from pull request [default]", async () => {
+    const args: Args = {
+      dryRun: false,
+      auth: "",
+      pullRequest: mergedPRUrl,
+      targetBranch: "prod"
+    };
+
+    const configs: Configs = await parser.parseAndValidate(args);
+
+    expect(configs.dryRun).toEqual(false);
+    expect(configs.author).toEqual("gh-user");
+    expect(configs.auth).toEqual("");
+    expect(configs.targetBranch).toEqual("prod");
+    expect(configs.folder).toEqual(process.cwd() + "/bp");
+    expect(configs.originalPullRequest).toEqual({
+      author: "gh-user",
+      url: "https://api.github.com/repos/owner/reponame/pulls/2368",
+      htmlUrl: "https://github.com/owner/reponame/pull/2368",
+      state: "closed",
+      merged: true,
+      mergedBy: "that-s-a-user",
+      title: "PR Title",
+      body: "Please review and merge",
+      reviewers: ["requested-gh-user", "gh-user"],
+      targetRepo: {
+        owner: "owner",
+        project: "reponame",
+        cloneUrl: "https://github.com/owner/reponame.git"
+      },
+      sourceRepo: {
+        owner: "fork",
+        project: "reponame",
+        cloneUrl: "https://github.com/fork/reponame.git"
+      },
+      commits: ["28f63db774185f4ec4b57cd9aaeb12dbfb4c9ecc"]
+    });
+    expect(configs.backportPullRequest).toEqual({
+      author: "gh-user",
+      url: undefined,
+      htmlUrl: undefined,
+      title: "[prod] PR Title",
+      body: "**Backport:** https://github.com/owner/reponame/pull/2368\r\n\r\nPlease review and merge\r\n\r\nPowered by [BPer](https://github.com/lampajr/backporting).",
+      reviewers: ["gh-user", "that-s-a-user"],
+      targetRepo: {
+        owner: "owner",
+        project: "reponame",
+        cloneUrl: "https://github.com/owner/reponame.git"
+      },
+      sourceRepo: {
+        owner: "owner",
+        project: "reponame",
+        cloneUrl: "https://github.com/owner/reponame.git"
+      },
+      commits: []
+    });
+  });
+
+  test("override folder", async () => {
+    const args: Args = {
+      dryRun: true,
+      auth: "whatever",
+      pullRequest: mergedPRUrl,
+      targetBranch: "prod",
+      folder: "/tmp/test"
+    };
+
+    const configs: Configs = await parser.parseAndValidate(args);
+
+    expect(configs.dryRun).toEqual(true);
+    expect(configs.auth).toEqual("whatever");
+    expect(configs.targetBranch).toEqual("prod");
+    expect(configs.folder).toEqual("/tmp/test");
+  });
+
+  test("override author", async () => {
+    const args: Args = {
+      dryRun: true,
+      auth: "whatever",
+      pullRequest: mergedPRUrl,
+      targetBranch: "prod",
+      author: "another-user"
+    };
+
+    const configs: Configs = await parser.parseAndValidate(args);
+
+    expect(configs.dryRun).toEqual(true);
+    expect(configs.auth).toEqual("whatever");
+    expect(configs.targetBranch).toEqual("prod");
+    expect(configs.author).toEqual("another-user");
+  });
+
+  test("not merged pull request", async () => {
+    const args: Args = {
+      dryRun: true,
+      auth: "whatever",
+      pullRequest: notMergedPRUrl,
+      targetBranch: "prod"
+    };
+
+    expect(async () => await parser.parseAndValidate(args)).rejects.toThrow("Provided pull request is not merged!");
+  });
+});
--- a/test/service/git/git-cli.test.ts
+++ b/test/service/git/git-cli.test.ts
@ -0,0 +1,114 @@
+import GitCLIService from "@bp/service/git/git-cli";
+import { FileState, GitActionTypes, MockGithub } from "@kie/mock-github";
+import { spawnSync } from "child_process";
+import { assert } from "console";
+import path from "path";
+import fs from "fs";
+
+let git: GitCLIService;
+let cwd: string;
+let currentBranch: string;
+let pushedBranches: string[];
+let localBranches: string[];
+let files: FileState[];
+
+const mockGithub = new MockGithub(
+  {
+    repo: {
+      repoA: {
+        pushedBranches: ["sbranch", "tbranch"],
+        localBranches: ["lbranch"],
+        currentBranch: "main",
+        history: [
+          {
+            action: GitActionTypes.PUSH,
+            branch: "main",
+          },
+          {
+            action: GitActionTypes.PUSH,
+            branch: "sbranch",
+          },
+          {
+            action: GitActionTypes.PUSH,
+            branch: "tbranch",
+          },
+        ],
+      },
+    },
+  },
+  path.join(__dirname, "setup-cli")
+);
+
+beforeAll(async () => {
+  //setup
+  await mockGithub.setup();
+  cwd = mockGithub.repo.getPath("repoA")!;
+  currentBranch = mockGithub.repo.getBranchState("repoA")!.currentBranch;
+  pushedBranches = mockGithub.repo.getBranchState("repoA")!.pushedBranches;
+  localBranches = mockGithub.repo.getBranchState("repoA")!.localBranches;
+  files = (await mockGithub.repo.getFileSystemState("repoA"))!;
+
+  //make sure the setup is correct to run this test suite
+  assert(
+    pushedBranches.length > 1,
+    "your configuration must have a repository with pushed branches other than main"
+  );
+  assert(
+    localBranches.length > 0,
+    "your configuration must have a repository with local branches i.e. not pushed branches"
+  );
+  assert(
+    files.length > 0,
+    "your configuration needs at least 1 file committed to some branch which is not the current branch"
+  );
+});
+
+afterAll(async () => {
+  await mockGithub.teardown();
+});
+
+beforeEach(() => {
+  // create a fresh instance of git before each test
+  git = new GitCLIService("", "author");
+});
+
+describe("git cli service", () => {
+  test("version", async () => {
+    const result = await git.version();
+    const actualVersion = spawnSync("git", ["version"]).stdout.toString();
+    const match = actualVersion.match(/(\d+\.\d+(\.\d+)?)/);
+    if (match) {
+      expect(result).toEqual(match[1]);
+    } else {
+      expect(result).toBe(undefined);
+    }
+  });
+
+  test("fetch", async () => {
+    await expect(git.fetch(cwd, currentBranch)).resolves.not.toThrowError();
+  });
+
+  test("local branch", async () => {
+    await expect(git.createLocalBranch(cwd, "new-local-branch")).resolves.not.toThrowError();
+
+    // use rev-parse to double check the current branch is the new one
+    const output = spawnSync("git", ["rev-parse", "--abbrev-ref", "HEAD"], { cwd }).stdout.toString().trim();
+    expect(output).toEqual("new-local-branch");
+  });
+
+  test("push local branch", async () => {
+    const expressionToTest = "GIT_CHERRY_SHOULD_NOT_INCLUDE_THIS_MSG";
+    // create file to push
+    fs.writeFileSync(path.join(cwd, "test-push"), "testing git push");
+  
+    // add and commit the file
+    spawnSync("git", ["add", "."], { cwd });
+    spawnSync("git", ["commit", "-m", expressionToTest], { cwd });
+  
+    await git.push(cwd, currentBranch, "origin", false);
+  
+    // use git cherry to verify this commit was pushed
+    const output = spawnSync("git", ["cherry", "-v"], { cwd }).stdout.toString();
+    expect(output.includes(expressionToTest)).toBe(false);
+  });
+});
--- a/test/service/git/github/github-service.test.ts
+++ b/test/service/git/github/github-service.test.ts
@ -1,7 +1,7 @@
-import GitServiceFactory from "@gb/service/git/git-service-factory";
-import { GitPullRequest, GitServiceType } from "@gb/service/git/git.types";
-import GitHubService from "@gb/service/git/github/github-service";
-import { pullRequestNumber, repo, targetOwner } from "../../../support/moctokit/moctokit-data";
+import GitServiceFactory from "@bp/service/git/git-service-factory";
+import { GitPullRequest, GitServiceType } from "@bp/service/git/git.types";
+import GitHubService from "@bp/service/git/github/github-service";
+import { mergedPullRequestFixture, repo, targetOwner } from "../../../support/moctokit/moctokit-data";
 import { setupMoctokit } from "../../../support/moctokit/moctokit-support";

 describe("github service", () => {
@ -21,9 +21,17 @@ describe("github service", () => {
  });

  test("get pull request: success", async () => {
-    const res: GitPullRequest = await gitService.getPullRequest(targetOwner, repo, pullRequestNumber);
-    expect(res.sourceRepo).toBe("fork/reponame");
-    expect(res.targetRepo).toBe("owner/reponame");
+    const res: GitPullRequest = await gitService.getPullRequest(targetOwner, repo, mergedPullRequestFixture.number);
+    expect(res.sourceRepo).toEqual({
+      owner: "fork",
+      project: "reponame",
+      cloneUrl: "https://github.com/fork/reponame.git"
+    });
+    expect(res.targetRepo).toEqual({
+      owner: "owner",
+      project: "reponame",
+      cloneUrl: "https://github.com/owner/reponame.git"
+    });
    expect(res.title).toBe("PR Title");
    expect(res.commits.length).toBe(1);
    expect(res.commits).toEqual(["28f63db774185f4ec4b57cd9aaeb12dbfb4c9ecc"]);
--- a/test/service/runner/cli-runner.test.ts
+++ b/test/service/runner/cli-runner.test.ts
@ -0,0 +1,201 @@
+import ArgsParser from "@bp/service/args/args-parser";
+import Runner from "@bp/service/runner/runner";
+import GitCLIService from "@bp/service/git/git-cli";
+import GitHubService from "@bp/service/git/github/github-service";
+import CLIArgsParser from "@bp/service/args/cli/cli-args-parser";
+import { addProcessArgs, resetProcessArgs } from "../../support/utils";
+import { setupMoctokit } from "../../support/moctokit/moctokit-support";
+
+jest.mock("@bp/service/git/git-cli");
+jest.spyOn(GitHubService.prototype, "createPullRequest");
+
+let parser: ArgsParser;
+let runner: Runner;
+
+beforeEach(() => {
+  setupMoctokit();
+
+  // create CLI arguments parser
+  parser = new CLIArgsParser();
+
+  // create runner
+  runner = new Runner(parser);
+});
+
+afterEach(() => {
+  jest.clearAllMocks();
+  
+  // reset process.env variables
+  resetProcessArgs();
+});
+
+describe("pull request runner test", () => {
+  test("with dry run", async () => {
+    addProcessArgs([
+      "-d",
+      "-tb",
+      "target",
+      "-pr",
+      "https://github.com/owner/reponame/pull/2368"
+    ]);
+    
+    await runner.execute();
+
+    const cwd = process.cwd() + "/bp";
+
+    expect(GitCLIService.prototype.clone).toBeCalledTimes(1);
+    expect(GitCLIService.prototype.clone).toBeCalledWith("https://github.com/owner/reponame.git", cwd, "target");
+
+    expect(GitCLIService.prototype.createLocalBranch).toBeCalledTimes(1);
+    expect(GitCLIService.prototype.createLocalBranch).toBeCalledWith(cwd, "bp-target-28f63db774185f4ec4b57cd9aaeb12dbfb4c9ecc");
+    
+    expect(GitCLIService.prototype.addRemote).toBeCalledTimes(0);
+
+    expect(GitCLIService.prototype.cherryPick).toBeCalledTimes(1);
+    expect(GitCLIService.prototype.cherryPick).toBeCalledWith(cwd, "28f63db774185f4ec4b57cd9aaeb12dbfb4c9ecc");
+
+    expect(GitCLIService.prototype.push).toBeCalledTimes(0);
+    expect(GitHubService.prototype.createPullRequest).toBeCalledTimes(0);
+  });
+
+  test("overriding author", async () => {
+    addProcessArgs([
+      "-d",
+      "-tb",
+      "target",
+      "-pr",
+      "https://github.com/owner/reponame/pull/2368"
+    ]);
+    
+    await runner.execute();
+
+    const cwd = process.cwd() + "/bp";
+
+    expect(GitCLIService.prototype.clone).toBeCalledTimes(1);
+    expect(GitCLIService.prototype.clone).toBeCalledWith("https://github.com/owner/reponame.git", cwd, "target");
+
+    expect(GitCLIService.prototype.createLocalBranch).toBeCalledTimes(1);
+    expect(GitCLIService.prototype.createLocalBranch).toBeCalledWith(cwd, "bp-target-28f63db774185f4ec4b57cd9aaeb12dbfb4c9ecc");
+    
+    expect(GitCLIService.prototype.addRemote).toBeCalledTimes(0);
+
+    expect(GitCLIService.prototype.cherryPick).toBeCalledTimes(1);
+    expect(GitCLIService.prototype.cherryPick).toBeCalledWith(cwd, "28f63db774185f4ec4b57cd9aaeb12dbfb4c9ecc");
+
+    expect(GitCLIService.prototype.push).toBeCalledTimes(0);
+    expect(GitHubService.prototype.createPullRequest).toBeCalledTimes(0);
+  });
+
+  test("with relative folder", async () => {
+    addProcessArgs([
+      "-d",
+      "-tb",
+      "target",
+      "-pr",
+      "https://github.com/owner/reponame/pull/2368",
+      "-f",
+      "folder"
+    ]);
+    
+    await runner.execute();
+
+    const cwd = process.cwd() + "/folder";
+
+    expect(GitCLIService.prototype.clone).toBeCalledTimes(1);
+    expect(GitCLIService.prototype.clone).toBeCalledWith("https://github.com/owner/reponame.git", cwd, "target");
+
+    expect(GitCLIService.prototype.createLocalBranch).toBeCalledTimes(1);
+    expect(GitCLIService.prototype.createLocalBranch).toBeCalledWith(cwd, "bp-target-28f63db774185f4ec4b57cd9aaeb12dbfb4c9ecc");
+    
+    expect(GitCLIService.prototype.addRemote).toBeCalledTimes(0);
+
+    expect(GitCLIService.prototype.cherryPick).toBeCalledTimes(1);
+    expect(GitCLIService.prototype.cherryPick).toBeCalledWith(cwd, "28f63db774185f4ec4b57cd9aaeb12dbfb4c9ecc");
+
+    expect(GitCLIService.prototype.addRemote).toBeCalledTimes(0);
+    expect(GitCLIService.prototype.addRemote).toBeCalledTimes(0);
+
+    expect(GitCLIService.prototype.push).toBeCalledTimes(0);
+    expect(GitHubService.prototype.createPullRequest).toBeCalledTimes(0);
+  });
+
+  test("with absolute folder", async () => {
+    addProcessArgs([
+      "-d",
+      "-tb",
+      "target",
+      "-pr",
+      "https://github.com/owner/reponame/pull/2368",
+      "-f",
+      "/tmp/folder"
+    ]);
+    
+    await runner.execute();
+
+    const cwd = "/tmp/folder";
+
+    expect(GitCLIService.prototype.clone).toBeCalledTimes(1);
+    expect(GitCLIService.prototype.clone).toBeCalledWith("https://github.com/owner/reponame.git", cwd, "target");
+
+    expect(GitCLIService.prototype.createLocalBranch).toBeCalledTimes(1);
+    expect(GitCLIService.prototype.createLocalBranch).toBeCalledWith(cwd, "bp-target-28f63db774185f4ec4b57cd9aaeb12dbfb4c9ecc");
+    
+    expect(GitCLIService.prototype.addRemote).toBeCalledTimes(0);
+
+    expect(GitCLIService.prototype.cherryPick).toBeCalledTimes(1);
+    expect(GitCLIService.prototype.cherryPick).toBeCalledWith(cwd, "28f63db774185f4ec4b57cd9aaeb12dbfb4c9ecc");
+
+    expect(GitCLIService.prototype.push).toBeCalledTimes(0);
+    expect(GitHubService.prototype.createPullRequest).toBeCalledTimes(0);
+  });
+
+  test("without dry run", async () => {
+    addProcessArgs([
+      "-tb",
+      "target",
+      "-pr",
+      "https://github.com/owner/reponame/pull/2368"
+    ]);
+    
+    await runner.execute();
+
+    const cwd = process.cwd() + "/bp";
+
+    expect(GitCLIService.prototype.clone).toBeCalledTimes(1);
+    expect(GitCLIService.prototype.clone).toBeCalledWith("https://github.com/owner/reponame.git", cwd, "target");
+
+    expect(GitCLIService.prototype.createLocalBranch).toBeCalledTimes(1);
+    expect(GitCLIService.prototype.createLocalBranch).toBeCalledWith(cwd, "bp-target-28f63db774185f4ec4b57cd9aaeb12dbfb4c9ecc");
+    
+    expect(GitCLIService.prototype.addRemote).toBeCalledTimes(0);
+
+    expect(GitCLIService.prototype.cherryPick).toBeCalledTimes(1);
+    expect(GitCLIService.prototype.cherryPick).toBeCalledWith(cwd, "28f63db774185f4ec4b57cd9aaeb12dbfb4c9ecc");
+
+    expect(GitCLIService.prototype.push).toBeCalledTimes(1);
+    expect(GitCLIService.prototype.push).toBeCalledWith(cwd, "bp-target-28f63db774185f4ec4b57cd9aaeb12dbfb4c9ecc");
+
+    expect(GitHubService.prototype.createPullRequest).toBeCalledTimes(1);
+    expect(GitHubService.prototype.createPullRequest).toBeCalledWith({
+        owner: "owner", 
+        repo: "reponame", 
+        head: "bp-target-28f63db774185f4ec4b57cd9aaeb12dbfb4c9ecc", 
+        base: "target", 
+        title: "[target] PR Title", 
+        body: expect.stringContaining("**Backport:** https://github.com/owner/reponame/pull/2368"),
+        reviewers: ["gh-user", "that-s-a-user"]
+      }
+    );
+  });
+
+  test("not merged pull request", async () => {
+    addProcessArgs([
+      "-tb",
+      "target",
+      "-pr",
+      "https://github.com/owner/reponame/pull/4444"
+    ]);
+
+    expect(async () => await runner.execute()).rejects.toThrow("Provided pull request is not merged!");
+  });
+});
--- a/test/service/runner/gha-runner.test.ts
+++ b/test/service/runner/gha-runner.test.ts
@ -0,0 +1,101 @@
+import ArgsParser from "@bp/service/args/args-parser";
+import Runner from "@bp/service/runner/runner";
+import GitCLIService from "@bp/service/git/git-cli";
+import GitHubService from "@bp/service/git/github/github-service";
+import GHAArgsParser from "@bp/service/args/gha/gha-args-parser";
+import { spyGetInput } from "../../support/utils";
+import { setupMoctokit } from "../../support/moctokit/moctokit-support";
+
+jest.mock("@bp/service/git/git-cli");
+jest.spyOn(GitHubService.prototype, "createPullRequest");
+
+let parser: ArgsParser;
+let runner: Runner;
+
+beforeEach(() => {
+  setupMoctokit();
+
+  // create GHA arguments parser
+  parser = new GHAArgsParser();
+
+  // create runner
+  runner = new Runner(parser);
+});
+
+afterEach(() => {
+  jest.clearAllMocks();
+});
+
+describe("pull request runner test", () => {
+  test("with dry run", async () => {
+    spyGetInput({
+      "dry-run": "true",
+      "target-branch": "target",
+      "pull-request": "https://github.com/owner/reponame/pull/2368"
+    });
+    
+    await runner.execute();
+
+    const cwd = process.cwd() + "/bp";
+
+    expect(GitCLIService.prototype.clone).toBeCalledTimes(1);
+    expect(GitCLIService.prototype.clone).toBeCalledWith("https://github.com/owner/reponame.git", cwd, "target");
+
+    expect(GitCLIService.prototype.createLocalBranch).toBeCalledTimes(1);
+    expect(GitCLIService.prototype.createLocalBranch).toBeCalledWith(cwd, "bp-target-28f63db774185f4ec4b57cd9aaeb12dbfb4c9ecc");
+    
+    expect(GitCLIService.prototype.addRemote).toBeCalledTimes(0);
+
+    expect(GitCLIService.prototype.cherryPick).toBeCalledTimes(1);
+    expect(GitCLIService.prototype.cherryPick).toBeCalledWith(cwd, "28f63db774185f4ec4b57cd9aaeb12dbfb4c9ecc");
+
+    expect(GitCLIService.prototype.push).toBeCalledTimes(0);
+    expect(GitHubService.prototype.createPullRequest).toBeCalledTimes(0);
+  });
+
+  test("without dry run", async () => {
+    spyGetInput({
+      "target-branch": "target",
+      "pull-request": "https://github.com/owner/reponame/pull/2368"
+    });
+
+    await runner.execute();
+
+    const cwd = process.cwd() + "/bp";
+
+    expect(GitCLIService.prototype.clone).toBeCalledTimes(1);
+    expect(GitCLIService.prototype.clone).toBeCalledWith("https://github.com/owner/reponame.git", cwd, "target");
+
+    expect(GitCLIService.prototype.createLocalBranch).toBeCalledTimes(1);
+    expect(GitCLIService.prototype.createLocalBranch).toBeCalledWith(cwd, "bp-target-28f63db774185f4ec4b57cd9aaeb12dbfb4c9ecc");
+    
+    expect(GitCLIService.prototype.addRemote).toBeCalledTimes(0);
+
+    expect(GitCLIService.prototype.cherryPick).toBeCalledTimes(1);
+    expect(GitCLIService.prototype.cherryPick).toBeCalledWith(cwd, "28f63db774185f4ec4b57cd9aaeb12dbfb4c9ecc");
+
+    expect(GitCLIService.prototype.push).toBeCalledTimes(1);
+    expect(GitCLIService.prototype.push).toBeCalledWith(cwd, "bp-target-28f63db774185f4ec4b57cd9aaeb12dbfb4c9ecc");
+
+    expect(GitHubService.prototype.createPullRequest).toBeCalledTimes(1);
+    expect(GitHubService.prototype.createPullRequest).toBeCalledWith({
+        owner: "owner", 
+        repo: "reponame", 
+        head: "bp-target-28f63db774185f4ec4b57cd9aaeb12dbfb4c9ecc", 
+        base: "target", 
+        title: "[target] PR Title", 
+        body: expect.stringContaining("**Backport:** https://github.com/owner/reponame/pull/2368"),
+        reviewers: ["gh-user", "that-s-a-user"]
+      }
+    );
+  });
+
+  test("not merged pull request", async () => {
+    spyGetInput({
+      "target-branch": "target",
+      "pull-request": "https://github.com/owner/reponame/pull/4444"
+    });
+
+    expect(async () => await runner.execute()).rejects.toThrow("Provided pull request is not merged!");
+  });
+});
--- a/test/support/moctokit/moctokit-data.ts
+++ b/test/support/moctokit/moctokit-data.ts
@ -1,11 +1,9 @@
 export const targetOwner = "owner";
 export const sourceOwner = "fork";
 export const repo = "reponame";
-export const pullRequestNumber = 2368;
-export const invalidPullRequestNumber = 1;
-export const commitRef = "91748965051fae1330ad58d15cf694e103267c87";
+export const notFoundPullRequestNumber = 1;

-export const validPR = {
+export const mergedPullRequestFixture = {
  "url": "https://api.github.com/repos/owner/reponame/pulls/2368",
  "id": 1137188271,
  "node_id": "PR_kwDOABTq6s5DyB2v",
@ -18,22 +16,22 @@ export const validPR = {
  "locked": false,
  "title": "PR Title",
  "user": {
-    "login": "kie-ci",
+    "login": "gh-user",
    "id": 11995863,
    "node_id": "MDQ6VXNlcjExOTk1ODYz",
    "avatar_url": "https://avatars.githubusercontent.com/u/11995863?v=4",
    "gravatar_id": "",
-    "url": "https://api.github.com/users/kie-ci",
-    "html_url": "https://github.com/kie-ci",
-    "followers_url": "https://api.github.com/users/kie-ci/followers",
-    "following_url": "https://api.github.com/users/kie-ci/following{/other_user}",
-    "gists_url": "https://api.github.com/users/kie-ci/gists{/gist_id}",
-    "starred_url": "https://api.github.com/users/kie-ci/starred{/owner}{/repo}",
-    "subscriptions_url": "https://api.github.com/users/kie-ci/subscriptions",
-    "organizations_url": "https://api.github.com/users/kie-ci/orgs",
-    "repos_url": "https://api.github.com/users/kie-ci/repos",
-    "events_url": "https://api.github.com/users/kie-ci/events{/privacy}",
-    "received_events_url": "https://api.github.com/users/kie-ci/received_events",
+    "url": "https://api.github.com/users/gh-user",
+    "html_url": "https://github.com/gh-user",
+    "followers_url": "https://api.github.com/users/gh-user/followers",
+    "following_url": "https://api.github.com/users/gh-user/following{/other_user}",
+    "gists_url": "https://api.github.com/users/gh-user/gists{/gist_id}",
+    "starred_url": "https://api.github.com/users/gh-user/starred{/owner}{/repo}",
+    "subscriptions_url": "https://api.github.com/users/gh-user/subscriptions",
+    "organizations_url": "https://api.github.com/users/gh-user/orgs",
+    "repos_url": "https://api.github.com/users/gh-user/repos",
+    "events_url": "https://api.github.com/users/gh-user/events{/privacy}",
+    "received_events_url": "https://api.github.com/users/gh-user/received_events",
    "type": "User",
    "site_admin": false
  },
@ -49,22 +47,42 @@ export const validPR = {
  ],
  "requested_reviewers": [
    {
-      "login": "ghuser",
+      "login": "requested-gh-user",
      "id": 1422582,
      "node_id": "MDQ6VXNlcjE0MjI1ODI=",
      "avatar_url": "https://avatars.githubusercontent.com/u/1422582?v=4",
      "gravatar_id": "",
-      "url": "https://api.github.com/users/ghuser",
-      "html_url": "https://github.com/ghuser",
-      "followers_url": "https://api.github.com/users/ghuser/followers",
-      "following_url": "https://api.github.com/users/ghuser/following{/other_user}",
-      "gists_url": "https://api.github.com/users/ghuser/gists{/gist_id}",
-      "starred_url": "https://api.github.com/users/ghuser/starred{/owner}{/repo}",
-      "subscriptions_url": "https://api.github.com/users/ghuser/subscriptions",
-      "organizations_url": "https://api.github.com/users/ghuser/orgs",
-      "repos_url": "https://api.github.com/users/ghuser/repos",
-      "events_url": "https://api.github.com/users/ghuser/events{/privacy}",
-      "received_events_url": "https://api.github.com/users/ghuser/received_events",
+      "url": "https://api.github.com/users/requested-gh-user",
+      "html_url": "https://github.com/requested-gh-user",
+      "followers_url": "https://api.github.com/users/requested-gh-user/followers",
+      "following_url": "https://api.github.com/users/requested-gh-user/following{/other_user}",
+      "gists_url": "https://api.github.com/users/requested-gh-user/gists{/gist_id}",
+      "starred_url": "https://api.github.com/users/requested-gh-user/starred{/owner}{/repo}",
+      "subscriptions_url": "https://api.github.com/users/requested-gh-user/subscriptions",
+      "organizations_url": "https://api.github.com/users/requested-gh-user/orgs",
+      "repos_url": "https://api.github.com/users/requested-gh-user/repos",
+      "events_url": "https://api.github.com/users/requested-gh-user/events{/privacy}",
+      "received_events_url": "https://api.github.com/users/requested-gh-user/received_events",
+      "type": "User",
+      "site_admin": false
+    },
+    {
+      "login": "gh-user",
+      "id": 1422582,
+      "node_id": "MDQ6VXNlcjE0MjI1ODI=",
+      "avatar_url": "https://avatars.githubusercontent.com/u/1422582?v=4",
+      "gravatar_id": "",
+      "url": "https://api.github.com/users/gh-user",
+      "html_url": "https://github.com/gh-user",
+      "followers_url": "https://api.github.com/users/gh-user/followers",
+      "following_url": "https://api.github.com/users/gh-user/following{/other_user}",
+      "gists_url": "https://api.github.com/users/gh-user/gists{/gist_id}",
+      "starred_url": "https://api.github.com/users/gh-user/starred{/owner}{/repo}",
+      "subscriptions_url": "https://api.github.com/users/gh-user/subscriptions",
+      "organizations_url": "https://api.github.com/users/gh-user/orgs",
+      "repos_url": "https://api.github.com/users/gh-user/repos",
+      "events_url": "https://api.github.com/users/gh-user/events{/privacy}",
+      "received_events_url": "https://api.github.com/users/gh-user/received_events",
      "type": "User",
      "site_admin": false
    }
@ -109,7 +127,7 @@ export const validPR = {
    "repo": {
      "id": 1370858,
      "node_id": "MDEwOlJlcG9zaXRvcnkxMzcwODU4",
-      "name": "optaplanner",
+      "name": "reponame",
      "full_name": "fork/reponame",
      "private": false,
      "owner": {
@ -179,7 +197,7 @@ export const validPR = {
      "ssh_url": "git@github.com:fork/reponame.git",
      "clone_url": "https://github.com/fork/reponame.git",
      "svn_url": "https://github.com/fork/reponame",
-      "homepage": "https://www.optaplanner.org",
+      "homepage": "https://www.reponame.org",
      "size": 238339,
      "stargazers_count": 2811,
      "watchers_count": 2811,
@ -261,7 +279,7 @@ export const validPR = {
    "repo": {
      "id": 1370858,
      "node_id": "MDEwOlJlcG9zaXRvcnkxMzcwODU4",
-      "name": "optaplanner",
+      "name": "reponame",
      "full_name": "owner/reponame",
      "private": false,
      "owner": {
@ -331,7 +349,7 @@ export const validPR = {
      "ssh_url": "git@github.com:owner/reponame.git",
      "clone_url": "https://github.com/owner/reponame.git",
      "svn_url": "https://github.com/owner/reponame",
-      "homepage": "https://www.optaplanner.org",
+      "homepage": "https://www.reponame.org",
      "size": 238339,
      "stargazers_count": 2811,
      "watchers_count": 2811,
@ -420,22 +438,465 @@ export const validPR = {
  "rebaseable": null,
  "mergeable_state": "unknown",
  "merged_by": {
-    "login": "radtriste",
+    "login": "that-s-a-user",
    "id": 17157711,
    "node_id": "MDQ6VXNlcjE3MTU3NzEx",
    "avatar_url": "https://avatars.githubusercontent.com/u/17157711?v=4",
    "gravatar_id": "",
-    "url": "https://api.github.com/users/radtriste",
-    "html_url": "https://github.com/radtriste",
-    "followers_url": "https://api.github.com/users/radtriste/followers",
-    "following_url": "https://api.github.com/users/radtriste/following{/other_user}",
-    "gists_url": "https://api.github.com/users/radtriste/gists{/gist_id}",
-    "starred_url": "https://api.github.com/users/radtriste/starred{/owner}{/repo}",
-    "subscriptions_url": "https://api.github.com/users/radtriste/subscriptions",
-    "organizations_url": "https://api.github.com/users/radtriste/orgs",
-    "repos_url": "https://api.github.com/users/radtriste/repos",
-    "events_url": "https://api.github.com/users/radtriste/events{/privacy}",
-    "received_events_url": "https://api.github.com/users/radtriste/received_events",
+    "url": "https://api.github.com/users/that-s-a-user",
+    "html_url": "https://github.com/that-s-a-user",
+    "followers_url": "https://api.github.com/users/that-s-a-user/followers",
+    "following_url": "https://api.github.com/users/that-s-a-user/following{/other_user}",
+    "gists_url": "https://api.github.com/users/that-s-a-user/gists{/gist_id}",
+    "starred_url": "https://api.github.com/users/that-s-a-user/starred{/owner}{/repo}",
+    "subscriptions_url": "https://api.github.com/users/that-s-a-user/subscriptions",
+    "organizations_url": "https://api.github.com/users/that-s-a-user/orgs",
+    "repos_url": "https://api.github.com/users/that-s-a-user/repos",
+    "events_url": "https://api.github.com/users/that-s-a-user/events{/privacy}",
+    "received_events_url": "https://api.github.com/users/that-s-a-user/received_events",
+    "type": "User",
+    "site_admin": false
+  },
+  "comments": 0,
+  "review_comments": 0,
+  "maintainer_can_modify": false,
+  "commits": 2,
+  "additions": 2,
+  "deletions": 2,
+  "changed_files": 2
+};
+
+export const notMergedPullRequestFixture = {
+  "url": "https://api.github.com/repos/owner/reponame/pulls/4444",
+  "id": 1137188271,
+  "node_id": "PR_kwDOABTq6s5DyB2v",
+  "html_url": "https://github.com/owner/reponame/pull/4444",
+  "diff_url": "https://github.com/owner/reponame/pull/4444.diff",
+  "patch_url": "https://github.com/owner/reponame/pull/4444.patch",
+  "issue_url": "https://api.github.com/repos/owner/reponame/issues/4444",
+  "number": 4444,
+  "state": "closed",
+  "locked": false,
+  "title": "PR Title",
+  "user": {
+    "login": "gh-user",
+    "id": 11995863,
+    "node_id": "MDQ6VXNlcjExOTk1ODYz",
+    "avatar_url": "https://avatars.githubusercontent.com/u/11995863?v=4",
+    "gravatar_id": "",
+    "url": "https://api.github.com/users/gh-user",
+    "html_url": "https://github.com/gh-user",
+    "followers_url": "https://api.github.com/users/gh-user/followers",
+    "following_url": "https://api.github.com/users/gh-user/following{/other_user}",
+    "gists_url": "https://api.github.com/users/gh-user/gists{/gist_id}",
+    "starred_url": "https://api.github.com/users/gh-user/starred{/owner}{/repo}",
+    "subscriptions_url": "https://api.github.com/users/gh-user/subscriptions",
+    "organizations_url": "https://api.github.com/users/gh-user/orgs",
+    "repos_url": "https://api.github.com/users/gh-user/repos",
+    "events_url": "https://api.github.com/users/gh-user/events{/privacy}",
+    "received_events_url": "https://api.github.com/users/gh-user/received_events",
+    "type": "User",
+    "site_admin": false
+  },
+  "body": "Please review and merge",
+  "created_at": "2022-11-28T08:43:09Z",
+  "updated_at": "2022-11-28T10:11:53Z",
+  "closed_at": "2022-11-28T10:11:52Z",
+  "merged_at": "2022-11-28T10:11:52Z",
+  "merge_commit_sha": "28f63db774185f4ec4b57cd9aaeb12dbfb4c9ecc",
+  "assignee": null,
+  "assignees": [
+
+  ],
+  "requested_reviewers": [
+    {
+      "login": "gh-user",
+      "id": 1422582,
+      "node_id": "MDQ6VXNlcjE0MjI1ODI=",
+      "avatar_url": "https://avatars.githubusercontent.com/u/1422582?v=4",
+      "gravatar_id": "",
+      "url": "https://api.github.com/users/gh-user",
+      "html_url": "https://github.com/gh-user",
+      "followers_url": "https://api.github.com/users/gh-user/followers",
+      "following_url": "https://api.github.com/users/gh-user/following{/other_user}",
+      "gists_url": "https://api.github.com/users/gh-user/gists{/gist_id}",
+      "starred_url": "https://api.github.com/users/gh-user/starred{/owner}{/repo}",
+      "subscriptions_url": "https://api.github.com/users/gh-user/subscriptions",
+      "organizations_url": "https://api.github.com/users/gh-user/orgs",
+      "repos_url": "https://api.github.com/users/gh-user/repos",
+      "events_url": "https://api.github.com/users/gh-user/events{/privacy}",
+      "received_events_url": "https://api.github.com/users/gh-user/received_events",
+      "type": "User",
+      "site_admin": false
+    }
+  ],
+  "requested_teams": [
+
+  ],
+  "labels": [
+
+  ],
+  "milestone": null,
+  "draft": false,
+  "commits_url": "https://api.github.com/repos/owner/reponame/pulls/4444/commits",
+  "review_comments_url": "https://api.github.com/repos/owner/reponame/pulls/4444/comments",
+  "review_comment_url": "https://api.github.com/repos/owner/reponame/pulls/comments{/number}",
+  "comments_url": "https://api.github.com/repos/owner/reponame/issues/4444/comments",
+  "statuses_url": "https://api.github.com/repos/owner/reponame/statuses/91748965051fae1330ad58d15cf694e103267c87",
+  "head": {
+    "label": "kiegroup:bump-8.31.x-drools-8.31.0.Final",
+    "ref": "bump-8.31.x-drools-8.31.0.Final",
+    "sha": "91748965051fae1330ad58d15cf694e103267c87",
+    "user": {
+      "login": "kiegroup",
+      "id": 517980,
+      "node_id": "MDEyOk9yZ2FuaXphdGlvbjUxNzk4MA==",
+      "avatar_url": "https://avatars.githubusercontent.com/u/517980?v=4",
+      "gravatar_id": "",
+      "url": "https://api.github.com/users/kiegroup",
+      "html_url": "https://github.com/kiegroup",
+      "followers_url": "https://api.github.com/users/kiegroup/followers",
+      "following_url": "https://api.github.com/users/kiegroup/following{/other_user}",
+      "gists_url": "https://api.github.com/users/kiegroup/gists{/gist_id}",
+      "starred_url": "https://api.github.com/users/kiegroup/starred{/owner}{/repo}",
+      "subscriptions_url": "https://api.github.com/users/kiegroup/subscriptions",
+      "organizations_url": "https://api.github.com/users/kiegroup/orgs",
+      "repos_url": "https://api.github.com/users/kiegroup/repos",
+      "events_url": "https://api.github.com/users/kiegroup/events{/privacy}",
+      "received_events_url": "https://api.github.com/users/kiegroup/received_events",
+      "type": "Organization",
+      "site_admin": false
+    },
+    "repo": {
+      "id": 1370858,
+      "node_id": "MDEwOlJlcG9zaXRvcnkxMzcwODU4",
+      "name": "reponame",
+      "full_name": "fork/reponame",
+      "private": false,
+      "owner": {
+        "login": "kiegroup",
+        "id": 517980,
+        "node_id": "MDEyOk9yZ2FuaXphdGlvbjUxNzk4MA==",
+        "avatar_url": "https://avatars.githubusercontent.com/u/517980?v=4",
+        "gravatar_id": "",
+        "url": "https://api.github.com/users/kiegroup",
+        "html_url": "https://github.com/kiegroup",
+        "followers_url": "https://api.github.com/users/kiegroup/followers",
+        "following_url": "https://api.github.com/users/kiegroup/following{/other_user}",
+        "gists_url": "https://api.github.com/users/kiegroup/gists{/gist_id}",
+        "starred_url": "https://api.github.com/users/kiegroup/starred{/owner}{/repo}",
+        "subscriptions_url": "https://api.github.com/users/kiegroup/subscriptions",
+        "organizations_url": "https://api.github.com/users/kiegroup/orgs",
+        "repos_url": "https://api.github.com/users/kiegroup/repos",
+        "events_url": "https://api.github.com/users/kiegroup/events{/privacy}",
+        "received_events_url": "https://api.github.com/users/kiegroup/received_events",
+        "type": "Organization",
+        "site_admin": false
+      },
+      "html_url": "https://github.com/fork/reponame",
+      "description": "AI constraint solver in Java to optimize the vehicle routing problem, employee rostering, task assignment, maintenance scheduling, conference scheduling and other planning problems.",
+      "fork": false,
+      "url": "https://api.github.com/repos/fork/reponame",
+      "forks_url": "https://api.github.com/repos/fork/reponame/forks",
+      "keys_url": "https://api.github.com/repos/fork/reponame/keys{/key_id}",
+      "collaborators_url": "https://api.github.com/repos/fork/reponame/collaborators{/collaborator}",
+      "teams_url": "https://api.github.com/repos/fork/reponame/teams",
+      "hooks_url": "https://api.github.com/repos/fork/reponame/hooks",
+      "issue_events_url": "https://api.github.com/repos/fork/reponame/issues/events{/number}",
+      "events_url": "https://api.github.com/repos/fork/reponame/events",
+      "assignees_url": "https://api.github.com/repos/fork/reponame/assignees{/user}",
+      "branches_url": "https://api.github.com/repos/fork/reponame/branches{/branch}",
+      "tags_url": "https://api.github.com/repos/fork/reponame/tags",
+      "blobs_url": "https://api.github.com/repos/fork/reponame/git/blobs{/sha}",
+      "git_tags_url": "https://api.github.com/repos/fork/reponame/git/tags{/sha}",
+      "git_refs_url": "https://api.github.com/repos/fork/reponame/git/refs{/sha}",
+      "trees_url": "https://api.github.com/repos/fork/reponame/git/trees{/sha}",
+      "statuses_url": "https://api.github.com/repos/fork/reponame/statuses/{sha}",
+      "languages_url": "https://api.github.com/repos/fork/reponame/languages",
+      "stargazers_url": "https://api.github.com/repos/fork/reponame/stargazers",
+      "contributors_url": "https://api.github.com/repos/fork/reponame/contributors",
+      "subscribers_url": "https://api.github.com/repos/fork/reponame/subscribers",
+      "subscription_url": "https://api.github.com/repos/fork/reponame/subscription",
+      "commits_url": "https://api.github.com/repos/fork/reponame/commits{/sha}",
+      "git_commits_url": "https://api.github.com/repos/fork/reponame/git/commits{/sha}",
+      "comments_url": "https://api.github.com/repos/fork/reponame/comments{/number}",
+      "issue_comment_url": "https://api.github.com/repos/fork/reponame/issues/comments{/number}",
+      "contents_url": "https://api.github.com/repos/fork/reponame/contents/{+path}",
+      "compare_url": "https://api.github.com/repos/fork/reponame/compare/{base}...{head}",
+      "merges_url": "https://api.github.com/repos/fork/reponame/merges",
+      "archive_url": "https://api.github.com/repos/fork/reponame/{archive_format}{/ref}",
+      "downloads_url": "https://api.github.com/repos/fork/reponame/downloads",
+      "issues_url": "https://api.github.com/repos/fork/reponame/issues{/number}",
+      "pulls_url": "https://api.github.com/repos/fork/reponame/pulls{/number}",
+      "milestones_url": "https://api.github.com/repos/fork/reponame/milestones{/number}",
+      "notifications_url": "https://api.github.com/repos/fork/reponame/notifications{?since,all,participating}",
+      "labels_url": "https://api.github.com/repos/fork/reponame/labels{/name}",
+      "releases_url": "https://api.github.com/repos/fork/reponame/releases{/id}",
+      "deployments_url": "https://api.github.com/repos/fork/reponame/deployments",
+      "created_at": "2011-02-15T19:38:23Z",
+      "updated_at": "2022-11-28T05:01:47Z",
+      "pushed_at": "2022-11-28T10:50:51Z",
+      "git_url": "git://github.com/fork/reponame.git",
+      "ssh_url": "git@github.com:fork/reponame.git",
+      "clone_url": "https://github.com/fork/reponame.git",
+      "svn_url": "https://github.com/fork/reponame",
+      "homepage": "https://www.reponame.org",
+      "size": 238339,
+      "stargazers_count": 2811,
+      "watchers_count": 2811,
+      "language": "Java",
+      "has_issues": false,
+      "has_projects": false,
+      "has_downloads": true,
+      "has_wiki": false,
+      "has_pages": false,
+      "has_discussions": false,
+      "forks_count": 878,
+      "mirror_url": null,
+      "archived": false,
+      "disabled": false,
+      "open_issues_count": 30,
+      "license": {
+        "key": "apache-2.0",
+        "name": "Apache License 2.0",
+        "spdx_id": "Apache-2.0",
+        "url": "https://api.github.com/licenses/apache-2.0",
+        "node_id": "MDc6TGljZW5zZTI="
+      },
+      "allow_forking": true,
+      "is_template": false,
+      "web_commit_signoff_required": false,
+      "topics": [
+        "artificial-intelligence",
+        "branch-and-bound",
+        "constraint-programming",
+        "constraint-satisfaction-problem",
+        "constraint-solver",
+        "constraints",
+        "employee-rostering",
+        "java",
+        "local-search",
+        "mathematical-optimization",
+        "metaheuristics",
+        "optimization",
+        "rostering",
+        "scheduling",
+        "simulated-annealing",
+        "solver",
+        "tabu-search",
+        "traveling-salesman",
+        "traveling-salesman-problem",
+        "vehicle-routing-problem"
+      ],
+      "visibility": "public",
+      "forks": 878,
+      "open_issues": 30,
+      "watchers": 2811,
+      "default_branch": "main"
+    }
+  },
+  "base": {
+    "label": "kiegroup:8.31.x",
+    "ref": "8.31.x",
+    "sha": "8cfc286765cb01c84a1d62c65519fa8032bfecbd",
+    "user": {
+      "login": "kiegroup",
+      "id": 517980,
+      "node_id": "MDEyOk9yZ2FuaXphdGlvbjUxNzk4MA==",
+      "avatar_url": "https://avatars.githubusercontent.com/u/517980?v=4",
+      "gravatar_id": "",
+      "url": "https://api.github.com/users/kiegroup",
+      "html_url": "https://github.com/kiegroup",
+      "followers_url": "https://api.github.com/users/kiegroup/followers",
+      "following_url": "https://api.github.com/users/kiegroup/following{/other_user}",
+      "gists_url": "https://api.github.com/users/kiegroup/gists{/gist_id}",
+      "starred_url": "https://api.github.com/users/kiegroup/starred{/owner}{/repo}",
+      "subscriptions_url": "https://api.github.com/users/kiegroup/subscriptions",
+      "organizations_url": "https://api.github.com/users/kiegroup/orgs",
+      "repos_url": "https://api.github.com/users/kiegroup/repos",
+      "events_url": "https://api.github.com/users/kiegroup/events{/privacy}",
+      "received_events_url": "https://api.github.com/users/kiegroup/received_events",
+      "type": "Organization",
+      "site_admin": false
+    },
+    "repo": {
+      "id": 1370858,
+      "node_id": "MDEwOlJlcG9zaXRvcnkxMzcwODU4",
+      "name": "reponame",
+      "full_name": "owner/reponame",
+      "private": false,
+      "owner": {
+        "login": "kiegroup",
+        "id": 517980,
+        "node_id": "MDEyOk9yZ2FuaXphdGlvbjUxNzk4MA==",
+        "avatar_url": "https://avatars.githubusercontent.com/u/517980?v=4",
+        "gravatar_id": "",
+        "url": "https://api.github.com/users/kiegroup",
+        "html_url": "https://github.com/kiegroup",
+        "followers_url": "https://api.github.com/users/kiegroup/followers",
+        "following_url": "https://api.github.com/users/kiegroup/following{/other_user}",
+        "gists_url": "https://api.github.com/users/kiegroup/gists{/gist_id}",
+        "starred_url": "https://api.github.com/users/kiegroup/starred{/owner}{/repo}",
+        "subscriptions_url": "https://api.github.com/users/kiegroup/subscriptions",
+        "organizations_url": "https://api.github.com/users/kiegroup/orgs",
+        "repos_url": "https://api.github.com/users/kiegroup/repos",
+        "events_url": "https://api.github.com/users/kiegroup/events{/privacy}",
+        "received_events_url": "https://api.github.com/users/kiegroup/received_events",
+        "type": "Organization",
+        "site_admin": false
+      },
+      "html_url": "https://github.com/owner/reponame",
+      "description": "AI constraint solver in Java to optimize the vehicle routing problem, employee rostering, task assignment, maintenance scheduling, conference scheduling and other planning problems.",
+      "fork": false,
+      "url": "https://api.github.com/repos/owner/reponame",
+      "forks_url": "https://api.github.com/repos/owner/reponame/forks",
+      "keys_url": "https://api.github.com/repos/owner/reponame/keys{/key_id}",
+      "collaborators_url": "https://api.github.com/repos/owner/reponame/collaborators{/collaborator}",
+      "teams_url": "https://api.github.com/repos/owner/reponame/teams",
+      "hooks_url": "https://api.github.com/repos/owner/reponame/hooks",
+      "issue_events_url": "https://api.github.com/repos/owner/reponame/issues/events{/number}",
+      "events_url": "https://api.github.com/repos/owner/reponame/events",
+      "assignees_url": "https://api.github.com/repos/owner/reponame/assignees{/user}",
+      "branches_url": "https://api.github.com/repos/owner/reponame/branches{/branch}",
+      "tags_url": "https://api.github.com/repos/owner/reponame/tags",
+      "blobs_url": "https://api.github.com/repos/owner/reponame/git/blobs{/sha}",
+      "git_tags_url": "https://api.github.com/repos/owner/reponame/git/tags{/sha}",
+      "git_refs_url": "https://api.github.com/repos/owner/reponame/git/refs{/sha}",
+      "trees_url": "https://api.github.com/repos/owner/reponame/git/trees{/sha}",
+      "statuses_url": "https://api.github.com/repos/owner/reponame/statuses/{sha}",
+      "languages_url": "https://api.github.com/repos/owner/reponame/languages",
+      "stargazers_url": "https://api.github.com/repos/owner/reponame/stargazers",
+      "contributors_url": "https://api.github.com/repos/owner/reponame/contributors",
+      "subscribers_url": "https://api.github.com/repos/owner/reponame/subscribers",
+      "subscription_url": "https://api.github.com/repos/owner/reponame/subscription",
+      "commits_url": "https://api.github.com/repos/owner/reponame/commits{/sha}",
+      "git_commits_url": "https://api.github.com/repos/owner/reponame/git/commits{/sha}",
+      "comments_url": "https://api.github.com/repos/owner/reponame/comments{/number}",
+      "issue_comment_url": "https://api.github.com/repos/owner/reponame/issues/comments{/number}",
+      "contents_url": "https://api.github.com/repos/owner/reponame/contents/{+path}",
+      "compare_url": "https://api.github.com/repos/owner/reponame/compare/{base}...{head}",
+      "merges_url": "https://api.github.com/repos/owner/reponame/merges",
+      "archive_url": "https://api.github.com/repos/owner/reponame/{archive_format}{/ref}",
+      "downloads_url": "https://api.github.com/repos/owner/reponame/downloads",
+      "issues_url": "https://api.github.com/repos/owner/reponame/issues{/number}",
+      "pulls_url": "https://api.github.com/repos/owner/reponame/pulls{/number}",
+      "milestones_url": "https://api.github.com/repos/owner/reponame/milestones{/number}",
+      "notifications_url": "https://api.github.com/repos/owner/reponame/notifications{?since,all,participating}",
+      "labels_url": "https://api.github.com/repos/owner/reponame/labels{/name}",
+      "releases_url": "https://api.github.com/repos/owner/reponame/releases{/id}",
+      "deployments_url": "https://api.github.com/repos/owner/reponame/deployments",
+      "created_at": "2011-02-15T19:38:23Z",
+      "updated_at": "2022-11-28T05:01:47Z",
+      "pushed_at": "2022-11-28T10:50:51Z",
+      "git_url": "git://github.com/owner/reponame.git",
+      "ssh_url": "git@github.com:owner/reponame.git",
+      "clone_url": "https://github.com/owner/reponame.git",
+      "svn_url": "https://github.com/owner/reponame",
+      "homepage": "https://www.reponame.org",
+      "size": 238339,
+      "stargazers_count": 2811,
+      "watchers_count": 2811,
+      "language": "Java",
+      "has_issues": false,
+      "has_projects": false,
+      "has_downloads": true,
+      "has_wiki": false,
+      "has_pages": false,
+      "has_discussions": false,
+      "forks_count": 878,
+      "mirror_url": null,
+      "archived": false,
+      "disabled": false,
+      "open_issues_count": 30,
+      "license": {
+        "key": "apache-2.0",
+        "name": "Apache License 2.0",
+        "spdx_id": "Apache-2.0",
+        "url": "https://api.github.com/licenses/apache-2.0",
+        "node_id": "MDc6TGljZW5zZTI="
+      },
+      "allow_forking": true,
+      "is_template": false,
+      "web_commit_signoff_required": false,
+      "topics": [
+        "artificial-intelligence",
+        "branch-and-bound",
+        "constraint-programming",
+        "constraint-satisfaction-problem",
+        "constraint-solver",
+        "constraints",
+        "employee-rostering",
+        "java",
+        "local-search",
+        "mathematical-optimization",
+        "metaheuristics",
+        "optimization",
+        "rostering",
+        "scheduling",
+        "simulated-annealing",
+        "solver",
+        "tabu-search",
+        "traveling-salesman",
+        "traveling-salesman-problem",
+        "vehicle-routing-problem"
+      ],
+      "visibility": "public",
+      "forks": 878,
+      "open_issues": 30,
+      "watchers": 2811,
+      "default_branch": "main"
+    }
+  },
+  "_links": {
+    "self": {
+      "href": "https://api.github.com/repos/owner/reponame/pulls/4444"
+    },
+    "html": {
+      "href": "https://github.com/owner/reponame/pull/4444"
+    },
+    "issue": {
+      "href": "https://api.github.com/repos/owner/reponame/issues/4444"
+    },
+    "comments": {
+      "href": "https://api.github.com/repos/owner/reponame/issues/4444/comments"
+    },
+    "review_comments": {
+      "href": "https://api.github.com/repos/owner/reponame/pulls/4444/comments"
+    },
+    "review_comment": {
+      "href": "https://api.github.com/repos/owner/reponame/pulls/comments{/number}"
+    },
+    "commits": {
+      "href": "https://api.github.com/repos/owner/reponame/pulls/4444/commits"
+    },
+    "statuses": {
+      "href": "https://api.github.com/repos/owner/reponame/statuses/91748965051fae1330ad58d15cf694e103267c87"
+    }
+  },
+  "author_association": "CONTRIBUTOR",
+  "auto_merge": null,
+  "active_lock_reason": null,
+  "merged": null,
+  "mergeable": null,
+  "rebaseable": null,
+  "mergeable_state": "unknown",
+  "merged_by": {
+    "login": "that-s-a-user",
+    "id": 17157711,
+    "node_id": "MDQ6VXNlcjE3MTU3NzEx",
+    "avatar_url": "https://avatars.githubusercontent.com/u/17157711?v=4",
+    "gravatar_id": "",
+    "url": "https://api.github.com/users/that-s-a-user",
+    "html_url": "https://github.com/that-s-a-user",
+    "followers_url": "https://api.github.com/users/that-s-a-user/followers",
+    "following_url": "https://api.github.com/users/that-s-a-user/following{/other_user}",
+    "gists_url": "https://api.github.com/users/that-s-a-user/gists{/gist_id}",
+    "starred_url": "https://api.github.com/users/that-s-a-user/starred{/owner}{/repo}",
+    "subscriptions_url": "https://api.github.com/users/that-s-a-user/subscriptions",
+    "organizations_url": "https://api.github.com/users/that-s-a-user/orgs",
+    "repos_url": "https://api.github.com/users/that-s-a-user/repos",
+    "events_url": "https://api.github.com/users/that-s-a-user/events{/privacy}",
+    "received_events_url": "https://api.github.com/users/that-s-a-user/received_events",
    "type": "User",
    "site_admin": false
  },
--- a/test/support/moctokit/moctokit-support.ts
+++ b/test/support/moctokit/moctokit-support.ts
@ -1,11 +1,11 @@
-import LoggerServiceFactory from "@gb/service/logger/logger-service-factory";
+import LoggerServiceFactory from "@bp/service/logger/logger-service-factory";
 import { Moctokit } from "@kie/mock-github";
-import { targetOwner, repo, pullRequestNumber, validPR, invalidPullRequestNumber } from "./moctokit-data";
+import { targetOwner, repo, mergedPullRequestFixture, notMergedPullRequestFixture, notFoundPullRequestNumber } from "./moctokit-data";

 const logger = LoggerServiceFactory.getLogger();

 export const setupMoctokit = (): Moctokit => {
-  logger.debug("Setting up moctokit..");
+  logger.debug("Setting up moctokit.");
  
  const mock = new Moctokit();

@ -16,18 +16,36 @@ export const setupMoctokit = (): Moctokit => {
    .get({
      owner: targetOwner,
      repo: repo,
-      pull_number: pullRequestNumber
+      pull_number: mergedPullRequestFixture.number
    })
    .reply({
      status: 200,
-      data: validPR
+      data: mergedPullRequestFixture
+    });
+  
+  mock.rest.pulls
+    .get({
+      owner: targetOwner,
+      repo: repo,
+      pull_number: notMergedPullRequestFixture.number
+    })
+    .reply({
+      status: 200,
+      data: notMergedPullRequestFixture
    });
  
  mock.rest.pulls
    .create()
    .reply({
      status: 201,
-      data: validPR
+      data: mergedPullRequestFixture
+    });
+
+  mock.rest.pulls
+    .requestReviewers()
+    .reply({
+      status: 201,
+      data: mergedPullRequestFixture
    });


@ -36,7 +54,7 @@ export const setupMoctokit = (): Moctokit => {
    .get({
      owner: targetOwner,
      repo: repo,
-      pull_number: invalidPullRequestNumber
+      pull_number: notFoundPullRequestNumber
    })
    .reply({
      status: 404,
--- a/test/support/utils.ts
+++ b/test/support/utils.ts
@ -0,0 +1,17 @@
+import * as core from "@actions/core";
+
+export const addProcessArgs = (args: string[]) => {
+  process.argv = [...process.argv, ...args];
+};
+
+export const resetProcessArgs = () => {
+  process.argv = ["node", "backporting"];
+};
+
+// eslint-disable-next-line @typescript-eslint/no-explicit-any
+export const spyGetInput = (obj: any) => {
+  const mock = jest.spyOn(core, "getInput");
+  mock.mockImplementation((name: string) : string => {
+    return obj[name];
+  });
+};