build: move zone.js to angular repo (#30962)

PR Close #30962

packages/zone.js/test/wtf_mock.ts

@@ -0,0 +1,89 @@
+/**
+ * @license
+ * Copyright Google Inc. All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+
+/// <reference types="jasmine"/>
+
+'use strict';
+(function(global) {
+  const log: string[] = [];
+  const logArgs: any[][] = [];
+  const wtfMock = {
+    log: log,
+    logArgs: logArgs,
+    reset: function() {
+      log.length = 0;
+      logArgs.length = 0;
+    },
+    trace: {
+      leaveScope: function(scope: any, returnValue: any) { return scope(returnValue); },
+      beginTimeRange: function(type: any, action: any) {
+        logArgs.push([]);
+        log.push('>>> ' + type + '[' + action + ']');
+        return function() {
+          logArgs.push([]);
+          log.push('<<< ' + type);
+        };
+      },
+      endTimeRange: function(range: Function) { range(); },
+      events: {
+        createScope: function(signature: string, flags: any) {
+          const parts = signature.split('(');
+          const name = parts[0];
+          return function scopeFn() {
+            const args = [];
+            for (let i = arguments.length - 1; i >= 0; i--) {
+              const arg = arguments[i];
+              if (arg !== undefined) {
+                args.unshift(__stringify(arg));
+              }
+            }
+            log.push('> ' + name + '(' + args.join(', ') + ')');
+            logArgs.push(args);
+            return function(retValue: any) {
+              log.push('< ' + name + (retValue == undefined ? '' : ' => ' + retValue));
+              logArgs.push(retValue);
+              return retValue;
+            };
+          };
+        },
+        createInstance: function(signature: string, flags: any) {
+          const parts = signature.split('(');
+          const name = parts[0];
+          return function eventFn() {
+            const args = [];
+            for (let i = arguments.length - 1; i >= 0; i--) {
+              const arg = arguments[i];
+              if (arg !== undefined) {
+                args.unshift(__stringify(arg));
+              }
+            }
+            log.push('# ' + name + '(' + args.join(', ') + ')');
+            logArgs.push(args);
+          };
+        }
+      }
+    }
+  };
+
+  function __stringify(obj: any): string {
+    let str = typeof obj == 'string' || !obj ? JSON.stringify(obj) : obj.toString();
+    if (str == '[object Arguments]') {
+      str = JSON.stringify(Array.prototype.slice.call(obj));
+    } else if (str == '[object Object]') {
+      str = JSON.stringify(obj);
+    }
+    return str;
+  }
+
+  beforeEach(function() { wtfMock.reset(); });
+
+  (<any>global).wtfMock = wtfMock;
+  (<any>global).wtf = wtfMock;
+})(typeof window === 'object' && window || typeof self === 'object' && self || global);
+
+declare const wtfMock: any;