nx/e2e/nx-run/src/cache.test.ts

326 lines
11 KiB
TypeScript

import {
cleanupProject,
listFiles,
newProject,
readFile,
rmDist,
runCLI,
uniq,
updateFile,
updateJson,
updateProjectConfig,
} from '@nx/e2e/utils';
describe('cache', () => {
beforeEach(() => newProject());
afterEach(() => cleanupProject());
it('should cache command execution', async () => {
const myapp1 = uniq('myapp1');
const myapp2 = uniq('myapp2');
runCLI(`generate @nx/web:app ${myapp1}`);
runCLI(`generate @nx/web:app ${myapp2}`);
const files = `--files="apps/${myapp1}/src/main.ts,apps/${myapp2}/src/main.ts"`;
// run build with caching
// --------------------------------------------
const outputThatPutsDataIntoCache = runCLI(`affected:build ${files}`);
const filesApp1 = listFiles(`dist/apps/${myapp1}`);
const filesApp2 = listFiles(`dist/apps/${myapp2}`);
// now the data is in cache
expect(outputThatPutsDataIntoCache).not.toContain(
'read the output from the cache'
);
rmDist();
const outputWithBothBuildTasksCached = runCLI(`affected:build ${files}`);
expect(outputWithBothBuildTasksCached).toContain(
'read the output from the cache'
);
expectCached(outputWithBothBuildTasksCached, [myapp1, myapp2]);
expect(listFiles(`dist/apps/${myapp1}`)).toEqual(filesApp1);
expect(listFiles(`dist/apps/${myapp2}`)).toEqual(filesApp2);
// run with skipping cache
const outputWithBothBuildTasksCachedButSkipped = runCLI(
`affected:build ${files} --skip-nx-cache`
);
expect(outputWithBothBuildTasksCachedButSkipped).not.toContain(
`read the output from the cache`
);
// touch myapp1
// --------------------------------------------
updateFile(`apps/${myapp1}/src/main.ts`, (c) => {
return `${c}\n//some comment`;
});
const outputWithBuildApp2Cached = runCLI(`affected:build ${files}`);
expect(outputWithBuildApp2Cached).toContain(
'read the output from the cache'
);
if (process.platform != 'linux') {
// TODO(vsavkin): This should be always be matched output once you fix output watching on linux
expectMatchedOutput(outputWithBuildApp2Cached, [myapp2]);
} else {
expectCached(outputWithBuildApp2Cached, [myapp2]);
}
// touch package.json
// --------------------------------------------
updateFile(`nx.json`, (c) => {
const r = JSON.parse(c);
r.affected = { defaultBase: 'different' };
return JSON.stringify(r);
});
const outputWithNoBuildCached = runCLI(`affected:build ${files}`);
expect(outputWithNoBuildCached).not.toContain(
'read the output from the cache'
);
// build individual project with caching
const individualBuildWithCache = runCLI(`build ${myapp1}`);
expect(individualBuildWithCache).toContain('local cache');
// skip caching when building individual projects
const individualBuildWithSkippedCache = runCLI(
`build ${myapp1} --skip-nx-cache`
);
expect(individualBuildWithSkippedCache).not.toContain('local cache');
// run lint with caching
// --------------------------------------------
const outputWithNoLintCached = runCLI(`affected:lint ${files}`);
expect(outputWithNoLintCached).not.toContain(
'read the output from the cache'
);
const outputWithBothLintTasksCached = runCLI(`affected:lint ${files}`);
expect(outputWithBothLintTasksCached).toContain(
'read the output from the cache'
);
expectMatchedOutput(outputWithBothLintTasksCached, [
myapp1,
myapp2,
`${myapp1}-e2e`,
`${myapp2}-e2e`,
]);
// run without caching
// --------------------------------------------
// disable caching
// --------------------------------------------
const originalNxJson = readFile('nx.json');
updateFile('nx.json', (c) => {
const nxJson = JSON.parse(c);
nxJson.tasksRunnerOptions = {
default: {
options: {
cacheableOperations: [],
},
},
};
return JSON.stringify(nxJson, null, 2);
});
const outputWithoutCachingEnabled1 = runCLI(`affected:build ${files}`);
expect(outputWithoutCachingEnabled1).not.toContain(
'read the output from the cache'
);
const outputWithoutCachingEnabled2 = runCLI(`affected:build ${files}`);
expect(outputWithoutCachingEnabled2).not.toContain(
'read the output from the cache'
);
// re-enable caching after test
// --------------------------------------------
updateFile('nx.json', (c) => originalNxJson);
}, 120000);
it('should support using globs as outputs', async () => {
const mylib = uniq('mylib');
runCLI(`generate @nx/js:library ${mylib}`);
updateProjectConfig(mylib, (c) => {
c.targets.build = {
executor: 'nx:run-commands',
outputs: ['{workspaceRoot}/dist/*.txt'],
options: {
commands: [
'rm -rf dist',
'mkdir dist',
'echo a > dist/a.txt',
'echo b > dist/b.txt',
'echo c > dist/c.txt',
'echo d > dist/d.txt',
'echo e > dist/e.txt',
'echo f > dist/f.txt',
],
parallel: false,
},
};
return c;
});
// Run without cache
const runWithoutCache = runCLI(`build ${mylib}`);
expect(runWithoutCache).not.toContain('read the output from the cache');
// Rerun without touching anything
const rerunWithUntouchedOutputs = runCLI(`build ${mylib}`);
expect(rerunWithUntouchedOutputs).toContain('local cache');
const outputsWithUntouchedOutputs = listFiles('dist');
expect(outputsWithUntouchedOutputs).toContain('a.txt');
expect(outputsWithUntouchedOutputs).toContain('b.txt');
expect(outputsWithUntouchedOutputs).toContain('c.txt');
expect(outputsWithUntouchedOutputs).toContain('d.txt');
expect(outputsWithUntouchedOutputs).toContain('e.txt');
expect(outputsWithUntouchedOutputs).toContain('f.txt');
// Create a file in the dist that does not match output glob
updateFile('dist/c.ts', '');
// Rerun
const rerunWithNewUnrelatedFile = runCLI(`build ${mylib}`);
expect(rerunWithNewUnrelatedFile).toContain('local cache');
const outputsAfterAddingUntouchedFileAndRerunning = listFiles('dist');
expect(outputsAfterAddingUntouchedFileAndRerunning).toContain('a.txt');
expect(outputsAfterAddingUntouchedFileAndRerunning).toContain('b.txt');
expect(outputsAfterAddingUntouchedFileAndRerunning).toContain('c.txt');
expect(outputsAfterAddingUntouchedFileAndRerunning).toContain('d.txt');
expect(outputsAfterAddingUntouchedFileAndRerunning).toContain('e.txt');
expect(outputsAfterAddingUntouchedFileAndRerunning).toContain('f.txt');
expect(outputsAfterAddingUntouchedFileAndRerunning).toContain('c.ts');
// Clear Dist
rmDist();
// Rerun
const rerunWithoutOutputs = runCLI(`build ${mylib}`);
expect(rerunWithoutOutputs).toContain('read the output from the cache');
const outputsWithoutOutputs = listFiles('dist');
expect(outputsWithoutOutputs).toContain('a.txt');
expect(outputsWithoutOutputs).toContain('b.txt');
expect(outputsWithoutOutputs).toContain('c.txt');
expect(outputsWithoutOutputs).toContain('d.txt');
expect(outputsWithoutOutputs).toContain('e.txt');
expect(outputsWithoutOutputs).toContain('f.txt');
expect(outputsWithoutOutputs).not.toContain('c.ts');
});
it('should use consider filesets when hashing', async () => {
const parent = uniq('parent');
const child1 = uniq('child1');
const child2 = uniq('child2');
runCLI(`generate @nx/js:lib ${parent}`);
runCLI(`generate @nx/js:lib ${child1}`);
runCLI(`generate @nx/js:lib ${child2}`);
updateJson(`nx.json`, (c) => {
c.namedInputs = {
default: ['{projectRoot}/**/*'],
prod: ['!{projectRoot}/**/*.spec.ts'],
};
c.targetDefaults = {
test: {
inputs: ['default', '^prod'],
},
};
return c;
});
updateJson(`libs/${parent}/project.json`, (c) => {
c.implicitDependencies = [child1, child2];
return c;
});
updateJson(`libs/${child1}/project.json`, (c) => {
c.namedInputs = { prod: ['{projectRoot}/**/*.ts'] };
return c;
});
const firstRun = runCLI(`test ${parent}`);
expect(firstRun).not.toContain('read the output from the cache');
// -----------------------------------------
// change child2 spec
updateFile(`libs/${child2}/src/lib/${child2}.spec.ts`, (c) => {
return c + '\n// some change';
});
const child2RunSpecChange = runCLI(`test ${child2}`);
expect(child2RunSpecChange).not.toContain('read the output from the cache');
const parentRunSpecChange = runCLI(`test ${parent}`);
expect(parentRunSpecChange).toContain('read the output from the cache');
// -----------------------------------------
// change child2 prod
updateFile(`libs/${child2}/src/lib/${child2}.ts`, (c) => {
return c + '\n// some change';
});
const child2RunProdChange = runCLI(`test ${child2}`);
expect(child2RunProdChange).not.toContain('read the output from the cache');
const parentRunProdChange = runCLI(`test ${parent}`);
expect(parentRunProdChange).not.toContain('read the output from the cache');
// -----------------------------------------
// change child1 spec
updateFile(`libs/${child1}/src/lib/${child1}.spec.ts`, (c) => {
return c + '\n// some change';
});
// this is a miss cause child1 redefined "prod" to include all files
const parentRunSpecChangeChild1 = runCLI(`test ${parent}`);
expect(parentRunSpecChangeChild1).not.toContain(
'read the output from the cache'
);
}, 120000);
function expectCached(
actualOutput: string,
expectedCachedProjects: string[]
) {
expectProjectMatchTaskCacheStatus(actualOutput, expectedCachedProjects);
}
function expectMatchedOutput(
actualOutput: string,
expectedMatchedOutputProjects: string[]
) {
expectProjectMatchTaskCacheStatus(
actualOutput,
expectedMatchedOutputProjects,
'existing outputs match the cache'
);
}
function expectProjectMatchTaskCacheStatus(
actualOutput: string,
expectedProjects: string[],
cacheStatus: string = 'local cache'
) {
const matchingProjects = [];
const lines = actualOutput.split('\n');
lines.forEach((s) => {
if (s.trimStart().startsWith(`> nx run`)) {
const projectName = s
.trimStart()
.split(`> nx run `)[1]
.split(':')[0]
.trim();
if (s.indexOf(cacheStatus) > -1) {
matchingProjects.push(projectName);
}
}
});
matchingProjects.sort((a, b) => a.localeCompare(b));
expectedProjects.sort((a, b) => a.localeCompare(b));
expect(matchingProjects).toEqual(expectedProjects);
}
});