feat(jest): tests working client side too

client/package.json

@@ -17,21 +17,25 @@
         "vscode": "^1.34.0"
     },
     "scripts": {
-        "test": "jest"
+        "test": "node ./out/test/runTests.js",
+        "test:update": "cross-env JEST_TEST_RUNNER_UPDATE_SNAPSHOTS=true npm test"
     },
     "dependencies": {
         "event-stream": "3.3.4",
         "typescript": "^3.5.2",
         "vscode-languageclient": "^5.3.0-next.5"
     },
     "devDependencies": {
-        "@types/jest": "^24.9.1",
         "@types/glob": "^7.1.1",
+        "@types/jest": "^24.9.1",
         "@types/jest-cli": "^23.6.0",
         "@types/node": "^12.0.12",
         "@types/vscode": "^1.34.0",
+        "cross-env": "^7.0.2",
         "glob": "^7.1.4",
+        "jest": "^24.9.0",
         "jest-cli": "^24.9.0",
+        "vscode-jest-test-runner": "^1.0.0",
         "vscode-test": "^1.2.3"
     }
 }

client/src/test/runTests.ts

@@ -0,0 +1,26 @@
+import * as path from 'path';
+import { runTests } from 'vscode-test';
+
+async function main() {
+    try {
+        // The folder containing the Extension Manifest package.json
+        // Passed to `--extensionDevelopmentPath`
+        const extensionDevelopmentPath = path.resolve(__dirname, '../../../');
+
+        // The path to the extension test script
+        // Passed to --extensionTestsPath
+        const extensionTestsPath = path.resolve(__dirname, '../../node_modules/vscode-jest-test-runner');
+
+        // Download VS Code, unzip it and run the integration test
+        await runTests({
+            extensionDevelopmentPath,
+            extensionTestsPath,
+            launchArgs: ['--disable-extensions'],
+        });
+    } catch (err) {
+        console.error('Failed to run tests');
+        process.exit(1);
+    }
+}
+
+main();

jest.config.js

@@ -1,7 +1,7 @@
 module.exports = {
     moduleFileExtensions: ["js", "ts"],
     preset: "ts-jest",
-    roots: ["<rootDir>/server"], //, "<rootDir>/client"],
-    testMatch: ["**/*.test.ts"],
+    roots: ["<rootDir>/server"],
+    testRegex: "\\.test\\.ts$",
     verbose: true,
 };

package.json

@@ -177,7 +177,7 @@
         "compile": "tsc -b",
         "compile:client": "tsc -b ./client/tsconfig.json",
         "compile:server": "tsc -b ./server/tsconfig.json",
-        "test": "jest",
+        "test": "jest && cd client && npm test",
         "test:ci": "jest --config=\"jest.ci.config.js\"",
         "watch": "tsc -b -w",
         "clean": "rimraf client/out && rimraf server/out",