chore: Add test:watch command

vscode originally does not support watch mode, but apparently it's partly possible with jest runner
svsool · Aug 1, 2020 · 49f6ba4 · 49f6ba4
1 parent d825e8e
commit 49f6ba4
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Showing 4 changed files with 14 additions and 3 deletions.
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
@@ -38,7 +38,8 @@ Guidelines enforced via commit hooks, so commits MUST be prefixed with a type.
 ## Run tests
 
 ```
-yarn test
+yarn test # runs all tests
+yarn test:watch # runs only changed tests, consider also using JEST_TEST_REGEX env var for running specific tests
 ```
 
 *Note: Before running integration tests, please ensure that all VSCode instances are closed.*

diff --git a/package.json b/package.json
@@ -137,7 +137,8 @@
  "pretest": "tsc -p ./ && yarn run webpack --mode development",
  "release": "standard-version",
  "ts": "tsc --noEmit",
- "test": "node ./out/test/runTest.js"
+ "test": "node ./out/test/runTest.js",
+ "test:watch": "cross-env JEST_WATCH=true node ./out/test/runTest.js"
  },
  "devDependencies": {
  "@commitlint/cli": "^9.1.1",
@@ -154,6 +155,7 @@
  "@types/vscode": "^1.47.0",
  "@typescript-eslint/eslint-plugin": "^3.7.1",
  "@typescript-eslint/parser": "^3.7.1",
+ "cross-env": "^7.0.2",
  "eslint": "^7.5.0",
  "eslint-config-prettier": "^6.11.0",
  "eslint-plugin-import": "^2.22.0",

diff --git a/src/test/testRunner.ts b/src/test/testRunner.ts
@@ -41,6 +41,7 @@ export function run(): Promise<void> {
  tsConfig: path.resolve(rootDir, './tsconfig.json'),
  },
  }),
+ watch: process.env.JEST_WATCH === 'true',
  },
  [rootDir],
  );

diff --git a/yarn.lock b/yarn.lock
@@ -2236,6 +2236,13 @@ create-hmac@^1.1.0, create-hmac@^1.1.4, create-hmac@^1.1.7:
  safe-buffer "^5.0.1"
  sha.js "^2.4.8"
 
+cross-env@^7.0.2:
+ version "7.0.2"
+ resolved "https://registry.yarnpkg.com/cross-env/-/cross-env-7.0.2.tgz#bd5ed31339a93a3418ac4f3ca9ca3403082ae5f9"
+ integrity sha512-KZP/bMEOJEDCkDQAyRhu3RL2ZO/SUVrxQVI0G3YEQ+OLbRA3c6zgixe8Mq8a/z7+HKlNEjo8oiLUs8iRijY2Rw==
+ dependencies:
+ cross-spawn "^7.0.1"
+
 cross-path-sort@^1.0.0:
  version "1.0.0"
  resolved "https://registry.yarnpkg.com/cross-path-sort/-/cross-path-sort-1.0.0.tgz#9c07df9fe5ebdc49d980d99ffcf845f7717865b8"
@@ -2252,7 +2259,7 @@ cross-spawn@^6.0.0, cross-spawn@^6.0.5:
  shebang-command "^1.2.0"
  which "^1.2.9"
 
-cross-spawn@^7.0.0, cross-spawn@^7.0.2:
+cross-spawn@^7.0.0, cross-spawn@^7.0.1, cross-spawn@^7.0.2:
  version "7.0.3"
  resolved "https://registry.yarnpkg.com/cross-spawn/-/cross-spawn-7.0.3.tgz#f73a85b9d5d41d045551c177e2882d4ac85728a6"
  integrity sha512-iRDPJKUPVEND7dHPO8rkbOnPpyDygcDFtWjpeWNCgy8WP2rXcxXL8TskReQl6OrB2G7+UJrags1q15Fudc7G6w==