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feat: read nyc report options from package 192 (#193)
* feat: support include and exclude nyc in package * add CI example
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‎.circleci/config.yml

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@@ -286,6 +286,37 @@ workflows:
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../../node_modules/.bin/only-covered main.js
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working_directory: examples/support-files
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- cypress/run:
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attach-workspace: true
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name: example-exclude-files
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requires:
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- cypress/install
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# there are no jobs to follow this one
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# so no need to save the workspace files (saves time)
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no-workspace: true
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start: npm start --prefix examples/exclude-files
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wait-on: 'http://localhost:1234'
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command: npx cypress run --project examples/exclude-files
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# store screenshots and videos
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store_artifacts: true
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post-steps:
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- run: cat examples/exclude-files/.nyc_output/out.json
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# store the created coverage report folder
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# you can click on it in the CircleCI UI
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# to see live static HTML site
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- store_artifacts:
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path: examples/exclude-files/coverage
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# make sure the examples captures 100% of code
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- run:
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command: npx nyc report --check-coverage true --lines 100
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working_directory: examples/exclude-files
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- run:
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name: Check code coverage 📈
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command: |
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../../node_modules/.bin/check-coverage main.js
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../../node_modules/.bin/only-covered main.js
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working_directory: examples/exclude-files
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- cypress/run:
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attach-workspace: true
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name: example-use-plugins-and-support
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- example-support-files
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- example-use-plugins-and-support
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- example-one-spec
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- example-exclude-files

‎examples/exclude-files/.babelrc

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{
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"plugins": ["istanbul"]
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}

‎examples/exclude-files/README.md

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# example: exclude files
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Exclude some files from final coverage report by using `nyc` object in [package.json](package.json) file.

‎examples/exclude-files/cypress.json

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{
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"fixturesFolder": false,
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"pluginsFile": "cypress/plugins/index.js",
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"baseUrl": "http://localhost:1234"
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}

‎examples/exclude-files/cypress/integration/spec.js

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/// <reference types="cypress" />
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it('works', () => {
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cy.visit('/')
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cy.contains('Page body')
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cy.window()
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.invoke('reverse', 'super')
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.should('equal', 'repus')
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})

‎examples/exclude-files/cypress/plugins/index.js

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module.exports = (on, config) => {
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require('../../../../task')(on, config)
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on('file:preprocessor', require('../../../../use-babelrc'))
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return config
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}

‎examples/exclude-files/cypress/support/commands.js

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import '../../../../support'
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console.log('this is commands file')

‎examples/exclude-files/cypress/support/index.js

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require('./commands')

‎examples/exclude-files/index.html

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<body>
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Page body
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<script src="main.js"></script>
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<script src="second.js"></script>
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<script>
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// use functions creates in "main.js"
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if (add(2, 3) !== 5) {
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throw new Error('wrong addition')
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}
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if (sub(2, 3) !== -1) {
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throw new Error('wrong subtraction')
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}
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if (reverse('foo') !== 'oof') {
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throw new Error('wrong string reverse')
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}
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</script>
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</body>

‎examples/exclude-files/main.js

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window.add = (a, b) => a + b
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window.sub = (a, b) => a - b

‎examples/exclude-files/package.json

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{
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"name": "example-exclude-files",
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"description": "Exclude some files from final coverage report",
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"scripts": {
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"start": "../../node_modules/.bin/parcel serve index.html",
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"cy:open": "../../node_modules/.bin/cypress open",
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"dev": "../../node_modules/.bin/start-test 1234 cy:open"
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},
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"nyc": {
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"exclude": ["second.js"]
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},
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"devDependencies": {
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"@babel/core": "7.9.0"
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}
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}

‎examples/exclude-files/second.js

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// this file should be excluded from the final coverage numbers
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// using "nyc.exclude" list in package.json
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window.reverse = s =>
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s
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.split('')
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.reverse()
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.join('')

‎task.js

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const nycReportOptions = {
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reportDir,
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tempDir: coverageFolder,
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reporter: [].concat(reporter) // make sure this is a list
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reporter: [].concat(reporter), // make sure this is a list
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include: nycOptions.include,
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exclude: nycOptions.exclude
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}
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debug('calling NYC reporter with options %o', nycReportOptions)
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debug('current working directory is %s', process.cwd())
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const nyc = new NYC(nycReportOptions)

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