/
paths-to-module-name-mapper.spec.ts
65 lines (60 loc) · 1.84 KB
/
paths-to-module-name-mapper.spec.ts
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import { logTargetMock } from '../__helpers__/mocks'
import { pathsToModuleNameMapper } from './paths-to-module-name-mapper'
const tsconfigMap = {
log: ['src/utils/log'],
server: ['src/server'],
client: ['src/client', 'src/client/index'],
'util/*': ['src/utils/*'],
'api/*': ['src/api/*'],
'test/*': ['test/*'],
'mocks/*': ['test/mocks/*'],
'test/*/mock': ['test/mocks/*', 'test/__mocks__/*'],
}
describe('pathsToModuleNameMapper', () => {
it('should convert tsconfig mapping with no given prefix', () => {
expect(pathsToModuleNameMapper(tsconfigMap)).toMatchInlineSnapshot(`
Object {
"^api/(.*)$": "src/api/$1",
"^client$": Array [
"src/client",
"src/client/index",
],
"^log$": "src/utils/log",
"^mocks/(.*)$": "test/mocks/$1",
"^server$": "src/server",
"^test/(.*)$": "test/$1",
"^test/(.*)/mock$": Array [
"test/mocks/$1",
"test/__mocks__/$1",
],
"^util/(.*)$": "src/utils/$1",
}
`)
})
it.each(['<rootDir>/', 'foo'])('should convert tsconfig mapping with given prefix', (prefix) => {
expect(pathsToModuleNameMapper(tsconfigMap, { prefix })).toMatchSnapshot(prefix)
})
it('should warn about mapping it cannot handle', () => {
const log = logTargetMock()
log.clear()
expect(
pathsToModuleNameMapper({
kept: ['src/kept'],
'no-target': [],
'too/*/many/*/stars': ['to/*/many/*/stars'],
}),
).toMatchInlineSnapshot(`
Object {
"^kept$": "src/kept",
}
`)
expect(log.lines.warn).toMatchInlineSnapshot(`
Array [
"[level:40] Not mapping \\"no-target\\" because it has no target.
",
"[level:40] Not mapping \\"too/*/many/*/stars\\" because it has more than one star (\`*\`).
",
]
`)
})
})