Merge branch 'autotickuninstall' of https://github.com/atscott/jasmine

Merges #2057 from @atscott

lib/jasmine-core/jasmine.js

@@ -3125,6 +3125,10 @@ getJasmineRequireObj().Clock = function() {
      * @function
      */
     this.uninstall = function() {
+      // Ensure auto ticking loop is aborted when clock is uninstalled
+      if (tickMode.mode === 'auto') {
+        tickMode = { mode: 'manual', counter: tickMode.counter + 1 };
+      }
       delayedFunctionScheduler = null;
       mockDate.uninstall();
       replace(global, realTimingFunctions);

spec/core/ClockSpec.js

@@ -699,16 +699,19 @@ describe('Clock (acceptance)', function() {
         tick: function() {},
         uninstall: function() {}
       };
+      // window setTimeout to window to make firefox happy
+      const _setTimeout =
+        typeof window !== 'undefined' ? setTimeout.bind(window) : setTimeout;
+      // passing a fake global allows us to preserve the real timing functions for use in tests
+      const _global = { setTimeout: _setTimeout, setInterval: setInterval };
       clock = new jasmineUnderTest.Clock(
-        // We use the real window for global or firefox is displeased when we try to call a real setTimeout on an object "that doesn't implement window".
-        typeof window !== 'undefined' ? window : { setTimeout: setTimeout },
+        _global,
         function() {
           return delayedFunctionScheduler;
         },
         mockDate
       );
-      clock.install();
-      clock.autoTick();
+      clock.install().autoTick();
     });
 
     afterEach(() => {
@@ -776,6 +779,26 @@ describe('Clock (acceptance)', function() {
         });
     });
 
+    it('aborts auto ticking when uninstalled, even if installed again synchonrously', async () => {
+      clock.uninstall();
+      clock.install();
+
+      let resolved = false;
+      const promise = new Promise(resolve => {
+        clock.setTimeout(resolve, 1);
+      }).then(() => {
+        resolved = true;
+      });
+
+      // wait some real time and verify that the clock did not flush the timer above automatically
+      await new Promise(resolve => setTimeout(resolve, 2));
+      expect(resolved).toBe(false);
+
+      // enabling auto tick again will flush the timer
+      clock.autoTick();
+      await expectAsync(promise).toBeResolved();
+    });
+
     it('speeds up the execution of the timers in all browsers', async () => {
       const startTimeMs = performance.now() / 1000;
       await new Promise(resolve => clock.setTimeout(resolve, 5000));

src/core/Clock.js

@@ -69,6 +69,10 @@ getJasmineRequireObj().Clock = function() {
      * @function
      */
     this.uninstall = function() {
+      // Ensure auto ticking loop is aborted when clock is uninstalled
+      if (tickMode.mode === 'auto') {
+        tickMode = { mode: 'manual', counter: tickMode.counter + 1 };
+      }
       delayedFunctionScheduler = null;
       mockDate.uninstall();
       replace(global, realTimingFunctions);