test: not to display obsoleted snapshots when test with -t (#8122)

packages/rspack-test-tools/jest.config.js

@@ -9,7 +9,7 @@ const config = {
 		"@rspack/test-tools/setup-env"
 	],
 	reporters: [
-		["default", null],
+		["../../scripts/test/ignore-snapshot-default-reporter.cjs", null],
 		"../../scripts/test/ignore-snapshot-summary-reporter.cjs"
 	],
 	testTimeout: process.env.CI ? 60000 : 30000,

scripts/test/ignore-snapshot-default-reporter.cjs

@@ -0,0 +1,84 @@
+const { DefaultReporter } = require("@jest/reporters");
+const chalk = require.cache[require.resolve('@jest/reporters')].require("chalk");
+const jestUtil = require.cache[require.resolve('@jest/reporters')].require("jest-util");
+
+const ARROW = ' \u203A ';
+const DOT = ' \u2022 ';
+const FAIL_COLOR = chalk.bold.red;
+const SNAPSHOT_ADDED = chalk.bold.green;
+const SNAPSHOT_UPDATED = chalk.bold.green;
+const SNAPSHOT_OUTDATED = chalk.bold.yellow;
+function getSnapshotStatus(snapshot, afterUpdate) {
+  const statuses = [];
+  if (snapshot.added) {
+    statuses.push(
+      SNAPSHOT_ADDED(
+        `${ARROW + jestUtil().pluralize('snapshot', snapshot.added)
+        } written.`
+      )
+    );
+  }
+  if (snapshot.updated) {
+    statuses.push(
+      SNAPSHOT_UPDATED(
+        `${ARROW + jestUtil().pluralize('snapshot', snapshot.updated)
+        } updated.`
+      )
+    );
+  }
+  if (snapshot.unmatched) {
+    statuses.push(
+      FAIL_COLOR(
+        `${ARROW + jestUtil().pluralize('snapshot', snapshot.unmatched)
+        } failed.`
+      )
+    );
+  }
+  if (snapshot.unchecked) {
+    if (afterUpdate) {
+      statuses.push(
+        SNAPSHOT_UPDATED(
+          `${ARROW + jestUtil().pluralize('snapshot', snapshot.unchecked)
+          } removed.`
+        )
+      );
+      for (const key of snapshot.uncheckedKeys) {
+        statuses.push(`  ${DOT}${key}`);
+      }
+    } else {
+      statuses.push(
+        `${SNAPSHOT_OUTDATED(
+          `${ARROW + jestUtil().pluralize('snapshot', snapshot.unchecked)
+          } obsolete`
+        )}.`
+      );
+    }
+  }
+  if (snapshot.fileDeleted) {
+    statuses.push(SNAPSHOT_UPDATED(`${ARROW}snapshot file removed.`));
+  }
+  return statuses;
+}
+
+const isUpdate = process.argv.includes("-u") || process.argv.includes("--updateSnapshot");
+const isFiltering = process.argv.includes("-t") || process.argv.includes("--testNamePattern");
+const isVerbose = process.argv.includes("--verbose");
+
+if (!isVerbose && !isUpdate && isFiltering) {
+  class IgnoreSnapshotDefaultReporter extends DefaultReporter {
+    printTestFileFailureMessage(_testPath, _config, result) {
+      if (result.failureMessage) {
+        this.log(result.failureMessage);
+      }
+      const didUpdate = this._globalConfig.updateSnapshot === 'all';
+      const snapshotStatuses = getSnapshotStatus(
+        result.snapshot,
+        didUpdate
+      );
+      snapshotStatuses.forEach(this.log);
+    }
+  }
+  module.exports = IgnoreSnapshotDefaultReporter;
+} else {
+  module.exports = DefaultReporter;
+}

scripts/test/ignore-snapshot-summary-reporter.cjs

@@ -1,7 +1,11 @@
 const { SummaryReporter } = require("@jest/reporters");
 const chalk = require.cache[require.resolve('@jest/reporters')].require("chalk");
 
-if (!process.argv.includes("--verbose") && (process.argv.includes("-t") || process.argv.some(i => i.includes("--testNamePattern")))) {
+const isUpdate = process.argv.includes("-u") || process.argv.includes("--updateSnapshot");
+const isFiltering = process.argv.includes("-t") || process.argv.includes("--testNamePattern");
+const isVerbose = process.argv.includes("--verbose");
+
+if (!isVerbose && !isUpdate && isFiltering) {
   class IgnoreSnapshotSummaryReporter extends SummaryReporter {
     _printSnapshotSummary(snapshots, globalConfig) {
       if (

tests/webpack-test/jest.config.js

@@ -148,5 +148,9 @@ module.exports = {
 	"snapshotFormat": {
 		"escapeString": true,
 		"printBasicPrototype": true
-	}
+	},
+	"reporters": [
+		["../../scripts/test/ignore-snapshot-default-reporter.cjs", null],
+		"../../scripts/test/ignore-snapshot-summary-reporter.cjs"
+	],
 }