feat(builders): add coverage and snapshot options for jest

Author: FrozenPandaz

packages/builders/src/jest/jest.builder.spec.ts

@@ -45,7 +45,48 @@ describe('Jest Builder', () => {
  );
  });
 
- it('should send the setupFile to jestCLI', () => {
+ it('should send other options to jestCLI', () => {
+ const runCLI = spyOn(jestCLI, 'runCLI').and.returnValue(
+ Promise.resolve({
+ results: {
+ success: true
+ }
+ })
+ );
+ const root = normalize('/root');
+ builder
+ .run({
+ root,
+ builder: '',
+ projectType: 'application',
+ options: {
+ jestConfig: './jest.config.js',
+ tsConfig: './tsconfig.test.json',
+ watch: false,
+ codeCoverage: true,
+ ci: true,
+ updateSnapshot: true
+ }
+ })
+ .toPromise();
+ expect(runCLI).toHaveBeenCalledWith(
+ {
+ globals: JSON.stringify({
+ 'ts-jest': {
+ tsConfigFile: path.relative(root, './tsconfig.test.json')
+ },
+ __TRANSFORM_HTML__: true
+ }),
+ watch: false,
+ coverage: true,
+ ci: true,
+ updateSnapshot: true
+ },
+ ['./jest.config.js']
+ );
+ });
+
+ it('should send the main to jestCLI', () => {
  const runCLI = spyOn(jestCLI, 'runCLI').and.returnValue(
  Promise.resolve({
  results: {

packages/builders/src/jest/jest.builder.ts

@@ -15,7 +15,10 @@ export interface JestBuilderOptions {
  jestConfig: string;
  tsConfig: string;
  watch: boolean;
+ ci?: boolean;
+ codeCoverage?: boolean;
  setupFile?: string;
+ updateSnapshot?: boolean;
 }
 
 export default class JestBuilder implements Builder<JestBuilderOptions> {
@@ -25,6 +28,9 @@ export default class JestBuilder implements Builder<JestBuilderOptions> {
  const options = builderConfig.options;
  const config: any = {
  watch: options.watch,
+ coverage: options.codeCoverage,
+ ci: options.ci,
+ updateSnapshot: options.updateSnapshot,
  globals: JSON.stringify({
  'ts-jest': {
  tsConfigFile: path.relative(builderConfig.root, options.tsConfig)

packages/builders/src/jest/schema.json

@@ -19,8 +19,25 @@
  },
  "watch": {
  "type": "boolean",
- "description": "Run tests when files change.",
+ "description":
+ "Run tests when files change. (https://jestjs.io/docs/en/cli#watch)",
  "default": false
+ },
+ "codeCoverage": {
+ "type": "boolean",
+ "description":
+ "Export a code coverage report. (https://jestjs.io/docs/en/cli#coverage)"
+ },
+ "updateSnapshot": {
+ "type": "boolean",
+ "alias": "u",
+ "description":
+ "Re-record all failing snapshots. (https://jestjs.io/docs/en/cli#updatesnapshot)"
+ },
+ "ci": {
+ "type": "boolean",
+ "description":
+ "Fail on missing snapshots. (https://jestjs.io/docs/en/cli#ci)"
  }
  },
  "required": ["jestConfig", "tsConfig"]