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yarn.spec.ts
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yarn.spec.ts
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import {
parseYarnLockFile,
pruneYarnLockFile,
stringifyYarnLockFile,
} from './yarn';
import {
lockFile,
berryLockFile,
lockFileJustTypescript,
lockFileDevkitAndYargs,
berryLockFileDevkitAndYargs,
} from './__fixtures__/yarn.lock';
describe('yarn LockFile utility', () => {
describe('classic', () => {
const parsedLockFile = parseYarnLockFile(lockFile);
it('should parse lockfile correctly', () => {
expect(parsedLockFile.lockFileMetadata).toBeUndefined();
expect(Object.keys(parsedLockFile.dependencies).length).toEqual(324);
expect(
parsedLockFile.dependencies['@ampproject/remapping']
).toMatchSnapshot();
expect(parsedLockFile.dependencies['typescript']).toMatchSnapshot();
});
it('should map various versions of packages', () => {
expect(
Object.keys(parsedLockFile.dependencies['@jridgewell/gen-mapping'])
.length
).toEqual(2);
expect(
parsedLockFile.dependencies['@jridgewell/gen-mapping'][
'@jridgewell/gen-mapping@0.1.1'
]
).toBeDefined();
expect(
parsedLockFile.dependencies['@jridgewell/gen-mapping'][
'@jridgewell/gen-mapping@0.1.1'
].rootVersion
).toBeFalsy();
expect(
parsedLockFile.dependencies['@jridgewell/gen-mapping'][
'@jridgewell/gen-mapping@0.3.2'
]
).toBeDefined();
expect(
parsedLockFile.dependencies['@jridgewell/gen-mapping'][
'@jridgewell/gen-mapping@0.3.2'
].rootVersion
).toBeTruthy();
});
it('should map various instances of the same version', () => {
const babelCoreDependency =
parsedLockFile.dependencies['@babel/core']['@babel/core@7.19.1'];
expect(babelCoreDependency.packageMeta.length).toEqual(2);
expect(babelCoreDependency.packageMeta).toEqual([
'@babel/core@^7.11.6',
'@babel/core@^7.12.3',
]);
});
it('should match the original file on stringification', () => {
expect(stringifyYarnLockFile(parsedLockFile)).toEqual(lockFile);
});
it('shold prune the lock file', () => {
expect(
Object.keys(
pruneYarnLockFile(parsedLockFile, ['typescript']).dependencies
).length
).toEqual(1);
expect(
Object.keys(
pruneYarnLockFile(parsedLockFile, ['yargs', '@nrwl/devkit'])
.dependencies
).length
).toEqual(36);
});
it('shold correctly prune lockfile with single package', () => {
expect(
stringifyYarnLockFile(pruneYarnLockFile(parsedLockFile, ['typescript']))
).toEqual(lockFileJustTypescript);
});
it('shold correctly prune lockfile with multiple packages', () => {
expect(
stringifyYarnLockFile(
pruneYarnLockFile(parsedLockFile, ['yargs', '@nrwl/devkit'])
)
).toEqual(lockFileDevkitAndYargs);
});
});
describe('berry', () => {
const parsedLockFile = parseYarnLockFile(berryLockFile);
it('should parse lockfile correctly', () => {
expect(parsedLockFile.lockFileMetadata).toEqual({
__metadata: { cacheKey: '8', version: '6' },
workspacePackages: {
'test@workspace:.': {
dependencies: {
'@nrwl/cli': '14.7.5',
'@nrwl/workspace': '14.7.5',
nx: '14.7.5',
prettier: '^2.6.2',
typescript: '~4.8.2',
},
languageName: 'unknown',
linkType: 'soft',
resolution: 'test@workspace:.',
version: '0.0.0-use.local',
},
},
});
expect(Object.keys(parsedLockFile.dependencies).length).toEqual(386);
expect(
parsedLockFile.dependencies['@ampproject/remapping']
).toMatchSnapshot();
expect(parsedLockFile.dependencies['typescript']).toMatchSnapshot();
});
it('should map various versions of packages', () => {
expect(
Object.keys(parsedLockFile.dependencies['@jridgewell/gen-mapping'])
.length
).toEqual(2);
expect(
parsedLockFile.dependencies['@jridgewell/gen-mapping'][
'@jridgewell/gen-mapping@0.1.1'
]
).toBeDefined();
expect(
parsedLockFile.dependencies['@jridgewell/gen-mapping'][
'@jridgewell/gen-mapping@0.3.2'
]
).toBeDefined();
});
it('should map various instances of the same version', () => {
const babelCoreDependency =
parsedLockFile.dependencies['@babel/core']['@babel/core@7.19.1'];
expect(babelCoreDependency.packageMeta.length).toEqual(2);
expect(babelCoreDependency.packageMeta).toEqual([
'@babel/core@npm:^7.11.6',
'@babel/core@npm:^7.12.3',
]);
});
it('should match the original file on stringification', () => {
const result = stringifyYarnLockFile(parsedLockFile);
expect(result).toMatch(
/This file was generated by Nx. Do not edit this file directly/
);
expect(removeComment(result)).toEqual(removeComment(berryLockFile));
});
it('shold prune the lock file', () => {
expect(
Object.keys(
pruneYarnLockFile(parsedLockFile, [
'yargs',
'@nrwl/devkit',
'typescript',
]).dependencies
).length
).toEqual(37);
});
it('shold correctly prune lockfile with multiple packages', () => {
const result = stringifyYarnLockFile(
pruneYarnLockFile(parsedLockFile, [
'yargs',
'@nrwl/devkit',
'typescript',
])
);
expect(removeComment(result)).toEqual(
removeComment(berryLockFileDevkitAndYargs)
);
});
});
});
// we don't care about comment message
const removeComment = (value) => value.split(/\n/).slice(2).join('\n');