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index.js
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'use strict'
const test = require('tap').test
const pickManifest = require('..')
test('basic carat range selection', t => {
const metadata = {
versions: {
'1.0.0': { version: '1.0.0' },
'1.0.1': { version: '1.0.1' },
'1.0.2': { version: '1.0.2' },
'2.0.0': { version: '2.0.0' }
}
}
const manifest = pickManifest(metadata, '^1.0.0')
t.equal(manifest.version, '1.0.2', 'picked the right manifest using ^')
t.done()
})
test('basic tilde range selection', t => {
const metadata = {
versions: {
'1.0.0': { version: '1.0.0' },
'1.0.1': { version: '1.0.1' },
'1.0.2': { version: '1.0.2' },
'2.0.0': { version: '2.0.0' }
}
}
const manifest = pickManifest(metadata, '~1.0.0')
t.equal(manifest.version, '1.0.2', 'picked the right manifest using ~')
t.done()
})
test('basic mathematical range selection', t => {
const metadata = {
versions: {
'1.0.0': { version: '1.0.0' },
'1.0.1': { version: '1.0.1' },
'1.0.2': { version: '1.0.2' },
'2.0.0': { version: '2.0.0' }
}
}
const manifest1 = pickManifest(metadata, '>=1.0.0 <2')
t.equal(manifest1.version, '1.0.2', 'picked the right manifest using mathematical range')
const manifest2 = pickManifest(metadata, '=1.0.0')
t.equal(manifest2.version, '1.0.0', 'picked the right manifest using mathematical range')
t.done()
})
test('basic version selection', t => {
const metadata = {
versions: {
'1.0.0': { version: '1.0.0' },
'1.0.1': { version: '1.0.1' },
'1.0.2': { version: '1.0.2' },
'2.0.0': { version: '2.0.0' }
}
}
const manifest = pickManifest(metadata, '1.0.0')
t.equal(manifest.version, '1.0.0', 'picked the right manifest using specific version')
t.done()
})
test('basic tag selection', t => {
const metadata = {
'dist-tags': {
foo: '1.0.1'
},
versions: {
'1.0.0': { version: '1.0.0' },
'1.0.1': { version: '1.0.1' },
'1.0.2': { version: '1.0.2' },
'2.0.0': { version: '2.0.0' }
}
}
const manifest = pickManifest(metadata, 'foo')
t.equal(manifest.version, '1.0.1', 'picked the right manifest using tag')
t.done()
})
test('errors if a non-registry spec is provided', t => {
const metadata = {
'dist-tags': {
foo: '1.0.1'
},
versions: {
'1.0.1': { version: '1.0.1' }
}
}
t.throws(() => {
pickManifest(metadata, '!?!?!?!')
}, /Invalid tag name/)
t.throws(() => {
pickManifest(metadata, 'file://foo.tar.gz')
}, /Only tag, version, and range are supported/)
t.done()
})
test('skips any invalid version keys', t => {
// Various third-party registries are prone to having trash as
// keys. npm simply skips them. Yay robustness.
const metadata = {
versions: {
'1.0.0': { version: '1.0.0' },
'lol ok': { version: '1.0.1' }
}
}
const manifest = pickManifest(metadata, '^1.0.0')
t.equal(manifest.version, '1.0.0', 'avoided bad key')
t.throws(() => {
pickManifest(metadata, '^1.0.1')
}, {code: 'ETARGET'}, 'no matching specs')
t.done()
})
test('ETARGET if range does not match anything', t => {
const metadata = {
versions: {
'1.0.0': { version: '1.0.0' },
'2.0.0': { version: '2.0.0' },
'2.0.5': { version: '2.0.5' }
}
}
t.throws(() => {
pickManifest(metadata, '^2.1.0')
}, {code: 'ETARGET'}, 'got correct error on match failure')
t.done()
})
test('E403 if version is forbidden', t => {
const metadata = {
policyRestrictions: {
versions: {
'2.1.0': { version: '2.1.0' }
}
},
versions: {
'1.0.0': { version: '1.0.0' },
'2.0.0': { version: '2.0.0' },
'2.0.5': { version: '2.0.5' }
}
}
t.throws(() => {
pickManifest(metadata, '2.1.0')
}, {code: 'E403'}, 'got correct error on match failure')
t.done()
})
test('if `defaultTag` matches a given range, use it', t => {
const metadata = {
'dist-tags': {
foo: '1.0.1',
latest: '1.0.0'
},
versions: {
'1.0.0': { version: '1.0.0' },
'1.0.1': { version: '1.0.1' },
'1.0.2': { version: '1.0.2' },
'2.0.0': { version: '2.0.0' }
}
}
t.equal(
pickManifest(metadata, '^1.0.0', {defaultTag: 'foo'}).version,
'1.0.1',
'picked the version for foo'
)
t.equal(
pickManifest(metadata, '^2.0.0', {defaultTag: 'foo'}).version,
'2.0.0',
'no match, no foo'
)
t.equal(
pickManifest(metadata, '^1.0.0').version,
'1.0.0',
'default to `latest`'
)
t.done()
})
test('* ranges use `defaultTag` if no versions match', t => {
const metadata = {
'dist-tags': {
latest: '1.0.0-pre.0',
beta: '2.0.0-beta.0'
},
versions: {
'1.0.0-pre.0': { version: '1.0.0-pre.0' },
'1.0.0-pre.1': { version: '1.0.0-pre.1' },
'2.0.0-beta.0': { version: '2.0.0-beta.0' },
'2.0.0-beta.1': { version: '2.0.0-beta.1' }
}
}
t.equal(
pickManifest(metadata, '*', {defaultTag: 'beta'}).version,
'2.0.0-beta.0',
'used defaultTag for all-prerelease splat.'
)
t.equal(
pickManifest(metadata, '*').version,
'1.0.0-pre.0',
'defaulted to `latest`'
)
t.done()
})
test('errors if metadata has no versions', t => {
t.throws(() => {
pickManifest({versions: {}}, '^1.0.0')
}, {code: 'ENOVERSIONS'})
t.throws(() => {
pickManifest({}, '^1.0.0')
}, {code: 'ENOVERSIONS'})
t.done()
})
test('errors if metadata has no versions or restricted versions', t => {
t.throws(() => {
pickManifest({versions: {}, policyRestrictions: { versions: {} }}, '^1.0.0')
}, {code: 'ENOVERSIONS'})
t.throws(() => {
pickManifest({}, '^1.0.0')
}, {code: 'ENOVERSIONS'})
t.done()
})
test('matches even if requested version has spaces', t => {
const metadata = {
versions: {
'1.0.0': { version: '1.0.0' },
'1.0.1': { version: '1.0.1' },
'1.0.2': { version: '1.0.2' },
'2.0.0': { version: '2.0.0' }
}
}
const manifest = pickManifest(metadata, ' 1.0.0 ')
t.equal(manifest.version, '1.0.0', 'picked the right manifest even though `wanted` had spaced')
t.done()
})
test('matches even if requested version has garbage', t => {
const metadata = {
versions: {
'1.0.0': { version: '1.0.0' },
'1.0.1': { version: '1.0.1' },
'1.0.2': { version: '1.0.2' },
'2.0.0': { version: '2.0.0' }
}
}
const manifest = pickManifest(metadata, '== 1.0.0 || foo')
t.equal(manifest.version, '1.0.0', 'picked the right manifest even though `wanted` had garbage')
t.done()
})
test('matches skip deprecated versions', t => {
const metadata = {
versions: {
'1.0.0': { version: '1.0.0' },
'1.0.1': { version: '1.0.1' },
'1.1.0': { version: '1.1.0', deprecated: 'yes' },
'2.0.0': { version: '2.0.0' }
}
}
const manifest = pickManifest(metadata, '^1.0.0')
t.equal(manifest.version, '1.0.1', 'picked the right manifest')
t.done()
})
test('matches deprecated versions if we have to', t => {
const metadata = {
versions: {
'1.0.0': { version: '1.0.0' },
'1.0.1': { version: '1.0.1' },
'1.1.0': { version: '1.1.0', deprecated: 'yes' },
'2.0.0': { version: '2.0.0' }
}
}
const manifest = pickManifest(metadata, '^1.1.0')
t.equal(manifest.version, '1.1.0', 'picked the right manifest')
t.done()
})
test('accepts opts.includeDeprecated option to disable skipping', t => {
const metadata = {
versions: {
'1.0.0': { version: '1.0.0' },
'1.0.1': { version: '1.0.1' },
'1.1.0': { version: '1.1.0', deprecated: 'yes' },
'2.0.0': { version: '2.0.0' }
}
}
const manifest = pickManifest(metadata, '^1.0.0', {
includeDeprecated: true
})
t.equal(manifest.version, '1.1.0', 'picked the right manifest')
t.done()
})
test('accepts opts.enjoyBy option to do date-based cutoffs', t => {
const metadata = {
'dist-tags': {
latest: '3.0.0'
},
time: {
modified: '2018-01-03T00:00:00.000Z',
created: '2018-01-01T00:00:00.000Z',
'1.0.0': '2018-01-01T00:00:00.000Z',
'2.0.0': '2018-01-02T00:00:00.000Z',
'2.0.1': '2018-01-03T00:00:00.000Z',
'3.0.0': '2018-01-04T00:00:00.000Z'
},
versions: {
'1.0.0': { version: '1.0.0' },
'2.0.0': { version: '2.0.0' },
'2.0.1': { version: '2.0.1' },
'3.0.0': { version: '3.0.0' }
}
}
let manifest = pickManifest(metadata, '*', {
enjoyBy: '2018-01-02'
})
t.equal(manifest.version, '2.0.0', 'filtered out 3.0.0 because of dates')
manifest = pickManifest(metadata, 'latest', {
enjoyBy: '2018-01-02'
})
t.equal(manifest.version, '2.0.0', 'tag specs pick highest before dist-tag but within the range in question')
manifest = pickManifest(metadata, '3.0.0', {
enjoyBy: '2018-01-02'
})
t.equal(manifest.version, '3.0.0', 'requesting specific version overrides')
manifest = pickManifest(metadata, '^2', {
enjoyBy: '2018-01-02'
})
t.equal(manifest.version, '2.0.0', 'non-tag ranges filtered')
t.throws(() => {
pickManifest(metadata, '^3', {
enjoyBy: '2018-01-02'
})
}, /Enjoy By/, 'range for out-of-range spec fails even if defaultTag avail')
t.done()
})