@web/test-runner-playwright - npm Package Compare versions

Comparing version 0.4.20 to 0.4.21

CHANGELOG.md

 # @web/test-runner-playwright
 
+## 0.4.21
+
+### Patch Changes
+
+- d77093b: allow code coverage instrumentation through JS
+- Updated dependencies [d77093b]
+  - @web/test-runner-core@0.6.23
+
 ## 0.4.20
@@ -4,0 +12,0 @@

dist/PlaywrightLauncherPage.js

@@ -38,3 +38,7 @@ "use strict";
     async runSession(url, coverage) {
-        if (coverage && !this.coverageEnabled && this.playwrightPage.coverage) {
+        var _a;
+        if (coverage &&
+            !this.coverageEnabled &&
+            this.playwrightPage.coverage &&
+            ((_a = this.config.coverageConfig) === null || _a === void 0 ? void 0 : _a.nativeInstrumentation) !== false) {
             this.coverageEnabled = true;
@@ -58,4 +62,15 @@ await this.playwrightPage.coverage.startJSCoverage();
     async collectTestCoverage(config, testFiles) {
-        var _a, _b;
-        const coverage = ((_b = (await ((_a = this.playwrightPage.coverage) === null || _a === void 0 ? void 0 : _a.stopJSCoverage()))) !== null && _b !== void 0 ? _b : []);
+        var _a, _b, _c;
+        if (((_a = config.coverageConfig) === null || _a === void 0 ? void 0 : _a.nativeInstrumentation) !== false) {
+            // get coverage from the browser, generated by JS
+            const coverageFromBrowser = await this.playwrightPage.evaluate(() => window.__coverage__);
+            if (!coverageFromBrowser) {
+                throw new Error('Coverage is enabled with nativeInstrumentation disabled. ' +
+                    'Expected coverage provided in the browser as a global __coverage__ variable.' +
+                    'Use a plugin like babel-plugin-istanbul to generate the coverage, or enable native instrumentation.');
+            }
+            return coverageFromBrowser;
+        }
+        // get native coverage from playwright
+        const coverage = ((_c = (await ((_b = this.playwrightPage.coverage) === null || _b === void 0 ? void 0 : _b.stopJSCoverage()))) !== null && _c !== void 0 ? _c : []);
         this.coverageEnabled = false;
@@ -62,0 +77,0 @@ return test_runner_coverage_v8_1.v8ToIstanbul(config, testFiles, coverage);

package.json

 {
   "name": "@web/test-runner-playwright",
-  "version": "0.4.20",
+  "version": "0.4.21",
   "publishConfig": {
@@ -38,3 +38,3 @@ "access": "public"
     "@web/browser-logs": "^0.0.1",
-    "@web/test-runner-core": "^0.6.22",
+    "@web/test-runner-core": "^0.6.23",
     "@web/test-runner-coverage-v8": "^0.0.4",
@@ -41,0 +41,0 @@ "playwright": "^1.3.0"

No alert changes

Improved metrics

Total package byte prevSize

30402

5.03%

Lines of code

266

5.98%

Dependency changes

• Updated

  @web/test-runner-core@^0.6.23