78 lines
2.6 KiB
JavaScript
78 lines
2.6 KiB
JavaScript
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import { afterEach, beforeEach, describe, expect, it, vi } from 'vitest';
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vi.mock('../github/octokit.js', () => ({ getOctokitOrNull: vi.fn() }));
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vi.mock('../github/repo/index.js', () => ({ resolveGitHubRepoFromDirectory: vi.fn() }));
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const { getPullRequestDiff } = await import('./pull-request.js');
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const { getOctokitOrNull } = await import('../github/octokit.js');
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const { resolveGitHubRepoFromDirectory } = await import('../github/repo/index.js');
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const PATCH = `diff --git a/src/a.ts b/src/a.ts
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--- a/src/a.ts
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+++ b/src/a.ts
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@@ -1,1 +1,2 @@
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+const added = true;
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`;
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describe('getPullRequestDiff', () => {
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let request;
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beforeEach(() => {
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request = vi.fn().mockResolvedValue({ data: PATCH });
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getOctokitOrNull.mockReturnValue({ request });
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// The resolver hands back a wrapper, not the repo. Reading `.owner` off the
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// wrapper made every repository look remote-less, which is what this suite
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// exists to prevent.
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resolveGitHubRepoFromDirectory.mockResolvedValue({
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repo: { owner: 'openchamber', repo: 'openchamber' },
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remoteUrl: 'git@github.com:openchamber/openchamber.git',
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});
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});
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afterEach(() => {
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vi.clearAllMocks();
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});
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it('requests the diff for the resolved repository', async () => {
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const result = await getPullRequestDiff('/repo', 2122);
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expect(result.patch).toBe(PATCH);
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expect(result.meta).toEqual({ owner: 'openchamber', repo: 'openchamber', number: 2122 });
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expect(request).toHaveBeenCalledWith('GET /repos/{owner}/{repo}/pulls/{pull_number}', {
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owner: 'openchamber',
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repo: 'openchamber',
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pull_number: 2122,
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headers: { accept: 'application/vnd.github.v3.diff' },
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});
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});
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it('reports a missing GitHub remote only when there really is none', async () => {
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resolveGitHubRepoFromDirectory.mockResolvedValue({ repo: null, remoteUrl: null });
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await expect(getPullRequestDiff('/repo', 2122)).rejects.toMatchObject({
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code: 'no-github-remote',
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statusCode: 400,
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});
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expect(request).not.toHaveBeenCalled();
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});
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it('asks the user to connect GitHub before anything else', async () => {
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getOctokitOrNull.mockReturnValue(null);
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await expect(getPullRequestDiff('/repo', 2122)).rejects.toMatchObject({
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code: 'github-not-connected',
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statusCode: 401,
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});
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expect(resolveGitHubRepoFromDirectory).not.toHaveBeenCalled();
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});
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it('treats an empty diff as a missing pull request rather than an empty review', async () => {
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request.mockResolvedValue({ data: ' ' });
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await expect(getPullRequestDiff('/repo', 2122)).rejects.toMatchObject({
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code: 'empty-diff',
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statusCode: 404,
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});
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});
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});
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