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fix: Limit number of labels added to 100 #497

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merged 23 commits into from
Jun 21, 2023
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4 changes: 3 additions & 1 deletion .gitignore
Original file line number Diff line number Diff line change
@@ -1,3 +1,5 @@
.DS_Store
node_modules/
lib/
lib/
.vscode/
.idea/
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Till the moment the IDE settings were avoided to be added to the repo

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Oh I can remove them haha, it was just getting annoying locally

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20 changes: 20 additions & 0 deletions .licenses/npm/@octokit/openapi-types-17.2.0.dep.yml

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34 changes: 34 additions & 0 deletions .licenses/npm/@octokit/plugin-retry.dep.yml

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20 changes: 20 additions & 0 deletions .licenses/npm/@octokit/types-9.2.3.dep.yml

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31 changes: 31 additions & 0 deletions .licenses/npm/bottleneck.dep.yml

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3 changes: 1 addition & 2 deletions __mocks__/@actions/github.ts
Original file line number Diff line number Diff line change
Expand Up @@ -13,8 +13,7 @@ export const context = {
const mockApi = {
rest: {
issues: {
addLabels: jest.fn(),
removeLabel: jest.fn()
setLabels: jest.fn()
},
pulls: {
get: jest.fn().mockResolvedValue({}),
Expand Down
103 changes: 83 additions & 20 deletions __tests__/main.test.ts
Original file line number Diff line number Diff line change
Expand Up @@ -8,11 +8,11 @@ jest.mock('@actions/core');
jest.mock('@actions/github');

const gh = github.getOctokit('_');
const addLabelsMock = jest.spyOn(gh.rest.issues, 'addLabels');
const removeLabelMock = jest.spyOn(gh.rest.issues, 'removeLabel');
const setLabelsMock = jest.spyOn(gh.rest.issues, 'setLabels');
const reposMock = jest.spyOn(gh.rest.repos, 'getContent');
const paginateMock = jest.spyOn(gh, 'paginate');
const getPullMock = jest.spyOn(gh.rest.pulls, 'get');
const coreWarningMock = jest.spyOn(core, 'warning');

const yamlFixtures = {
'only_pdfs.yml': fs.readFileSync('__tests__/fixtures/only_pdfs.yml')
Expand Down Expand Up @@ -41,12 +41,16 @@ describe('run', () => {
configureInput({});
usingLabelerConfigYaml('only_pdfs.yml');
mockGitHubResponseChangedFiles('foo.pdf');
getPullMock.mockResolvedValue(<any>{
data: {
labels: []
}
});

await run();

expect(removeLabelMock).toHaveBeenCalledTimes(0);
expect(addLabelsMock).toHaveBeenCalledTimes(1);
expect(addLabelsMock).toHaveBeenCalledWith({
expect(setLabelsMock).toHaveBeenCalledTimes(1);
expect(setLabelsMock).toHaveBeenCalledWith({
owner: 'monalisa',
repo: 'helloworld',
issue_number: 123,
Expand All @@ -58,12 +62,16 @@ describe('run', () => {
configureInput({dot: true});
usingLabelerConfigYaml('only_pdfs.yml');
mockGitHubResponseChangedFiles('.foo.pdf');
getPullMock.mockResolvedValue(<any>{
data: {
labels: []
}
});

await run();

expect(removeLabelMock).toHaveBeenCalledTimes(0);
expect(addLabelsMock).toHaveBeenCalledTimes(1);
expect(addLabelsMock).toHaveBeenCalledWith({
expect(setLabelsMock).toHaveBeenCalledTimes(1);
expect(setLabelsMock).toHaveBeenCalledWith({
owner: 'monalisa',
repo: 'helloworld',
issue_number: 123,
Expand All @@ -75,11 +83,21 @@ describe('run', () => {
configureInput({});
usingLabelerConfigYaml('only_pdfs.yml');
mockGitHubResponseChangedFiles('.foo.pdf');
getPullMock.mockResolvedValue(<any>{
data: {
labels: []
}
});

await run();

expect(removeLabelMock).toHaveBeenCalledTimes(0);
expect(addLabelsMock).toHaveBeenCalledTimes(0);
expect(setLabelsMock).toHaveBeenCalledTimes(1);
expect(setLabelsMock).toHaveBeenCalledWith({
owner: 'monalisa',
repo: 'helloworld',
issue_number: 123,
labels: []
});
});

it('(with dot: true) does not add labels to PRs that do not match our glob patterns', async () => {
Expand All @@ -89,8 +107,13 @@ describe('run', () => {

await run();

expect(removeLabelMock).toHaveBeenCalledTimes(0);
expect(addLabelsMock).toHaveBeenCalledTimes(0);
expect(setLabelsMock).toHaveBeenCalledTimes(1);
expect(setLabelsMock).toHaveBeenCalledWith({
owner: 'monalisa',
repo: 'helloworld',
issue_number: 123,
labels: []
});
});

it('(with sync-labels: true) it deletes preexisting PR labels that no longer match the glob pattern', async () => {
Expand All @@ -104,19 +127,18 @@ describe('run', () => {
mockGitHubResponseChangedFiles('foo.txt');
getPullMock.mockResolvedValue(<any>{
data: {
labels: [{name: 'touched-a-pdf-file'}]
labels: [{name: 'touched-a-pdf-file'}, {name: 'manually-added'}]
}
});

await run();

expect(addLabelsMock).toHaveBeenCalledTimes(0);
expect(removeLabelMock).toHaveBeenCalledTimes(1);
expect(removeLabelMock).toHaveBeenCalledWith({
expect(setLabelsMock).toHaveBeenCalledTimes(1);
expect(setLabelsMock).toHaveBeenCalledWith({
owner: 'monalisa',
repo: 'helloworld',
issue_number: 123,
name: 'touched-a-pdf-file'
labels: ['manually-added']
});
});

Expand All @@ -131,14 +153,55 @@ describe('run', () => {
mockGitHubResponseChangedFiles('foo.txt');
getPullMock.mockResolvedValue(<any>{
data: {
labels: [{name: 'touched-a-pdf-file'}]
labels: [{name: 'touched-a-pdf-file'}, {name: 'manually-added'}]
}
});

await run();

expect(addLabelsMock).toHaveBeenCalledTimes(0);
expect(removeLabelMock).toHaveBeenCalledTimes(0);
expect(setLabelsMock).toHaveBeenCalledTimes(1);
expect(setLabelsMock).toHaveBeenCalledWith({
owner: 'monalisa',
repo: 'helloworld',
issue_number: 123,
labels: ['touched-a-pdf-file', 'manually-added']
});
});

it('(with sync-labels: false) it sets only 100 labels and logs the rest', async () => {
configureInput({
'repo-token': 'foo',
'configuration-path': 'bar',
'sync-labels': false
});

usingLabelerConfigYaml('only_pdfs.yml');
mockGitHubResponseChangedFiles('foo.pdf');

const existingLabels = Array.from({length: 100}).map((_, idx) => ({
name: `existing-label-${idx}`
}));
getPullMock.mockResolvedValue(<any>{
data: {
labels: existingLabels
}
});

await run();

expect(setLabelsMock).toHaveBeenCalledTimes(1);
expect(setLabelsMock).toHaveBeenCalledWith({
owner: 'monalisa',
repo: 'helloworld',
issue_number: 123,
labels: existingLabels.map(label => label.name)
});

expect(coreWarningMock).toHaveBeenCalledTimes(1);
expect(coreWarningMock).toHaveBeenCalledWith(
'Maximum of 100 labels allowed. Excess labels: touched-a-pdf-file',
{title: 'Label limit for a PR exceeded'}
);
});
});

Expand Down
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