blink: permissions: cleanup and add tests for revoke

LayoutTests/http/tests/permissions/chromium/resources/test-revoke.js

+if (self.importScripts) {
+    importScripts('../../resources/helpers.js');
+    importScripts('testrunner-helpers.js');
+
+    if (get_current_scope() == 'ServiceWorker')
+        importScripts('../../../serviceworker/resources/worker-testharness.js');
+    else
+        importScripts('../../../resources/testharness.js');
+}
+
+var DEFAULT_PERMISSION_STATE = 'denied';
+var tests = [
+{
+    test: async_test('Test PermissionDescription WebIDL rules in ' + get_current_scope() + ' scope.'),
+    fn: function(callback) {
+        // Revoking a random permission name should fail.
+        navigator.permissions.revoke({name:'foobar'}).then(function(result) {
+            assert_unreached('revoking a random permission should fail');
+            callback();
+        }, function(error) {
+            assert_equals(error.name, 'TypeError');
+
+            // Revoking a permission without a name should fail.
+            return navigator.permissions.revoke({});
+        }).then(function(result) {
+            assert_unreached('revoking a permission without a name should fail');
+            callback();
+        }, function(error) {
+            assert_equals(error.name, 'TypeError');
+            callback();
+        });
+    }
+},
+{
+    test: async_test('Test geolocation permission in ' + get_current_scope() + ' scope.'),
+    fn: function(callback) {
+      setPermission('geolocation', 'granted', location.origin, location.origin).then(function() {
+          return navigator.permissions.revoke({name:'geolocation'});
+      }).then(function(result) {
+          assert_true(result instanceof PermissionStatus);
+          assert_equals(result.state, DEFAULT_PERMISSION_STATE);
+          callback();
+      }).catch(function() {
+          assert_unreached('revoking geolocation permission should not fail.');
+          callback();
+      });
+    }
+},
+{
+    test: async_test('Test midi permission in ' + get_current_scope() + ' scope.'),
+    fn: function(callback) {
+        setPermission('midi-sysex', 'granted', location.origin, location.origin).then(function() {
+            return navigator.permissions.revoke({name:'midi'});
+        }).then(function(result) {
+            assert_true(result instanceof PermissionStatus);
+            assert_equals(result.state, 'granted');
+            return navigator.permissions.revoke({name:'midi', sysex:false});
+        }).then(function(result) {
+            assert_true(result instanceof PermissionStatus);
+            assert_equals(result.state, 'granted');
+            return navigator.permissions.revoke({name:'midi', sysex:true});
+        }).then(function(result) {
+            assert_true(result instanceof PermissionStatus);
+            assert_equals(result.state, DEFAULT_PERMISSION_STATE);
+            callback();
+        }).catch(function() {
+            assert_unreached('revoking geolocation permission should not fail.')
+            callback();
+        });
+    }
+},
+{
+    test: async_test('Test push permission in ' + get_current_scope() + ' scope.'),
+    fn: function(callback) {
+        setPermission('push-messaging', 'granted', location.origin, location.origin).then(function() {
+            return navigator.permissions.revoke({name:'push'});
+        }).catch(function(e) {
+            // By default, the permission revocation is rejected if "userVisibleOnly" option
+            // isn't set or set to true.
+            assert_equals(e.name, "NotSupportedError");
+
+            // Test for userVisibleOnly=false.
+            return navigator.permissions.revoke({name:'push', userVisibleOnly: false});
+        }).catch(function(e) {
+            // By default, the permission revocation is rejected if "userVisibleOnly" option
+            // isn't set or set to true.
+            assert_equals(e.name, "NotSupportedError");
+
+            // Test for userVisibleOnly=true.
+            return navigator.permissions.revoke({name:'push', userVisibleOnly: true});
+        }).then(function(result) {
+            assert_true(result instanceof PermissionStatus);
+            assert_equals(result.state, DEFAULT_PERMISSION_STATE);
+            callback();
+        }).catch(function() {
+            assert_unreached('revoking push permission should not fail.')
+            callback();
+        });
+    }
+},
+{
+    test: async_test('Test notifications permission in ' + get_current_scope() + ' scope.'),
+    fn: function(callback) {
+        setPermission('notifications', 'granted', location.origin, location.origin).then(function() {
+            return navigator.permissions.revoke({name:'notifications'});
+        }).then(function(result) {
+            assert_true(result instanceof PermissionStatus);
+            assert_equals(result.state, DEFAULT_PERMISSION_STATE);
+            callback();
+        }).catch(function() {
+            assert_unreached('revoking notifications permission should not fail.')
+            callback();
+        });
+    }
+}];
+
+function runTest(i) {
+  tests[i].test.step(function() {
+      tests[i].fn(function() {
+          tests[i].test.done();
+          if (i + 1 < tests.length) {
+              runTest(i + 1);
+          } else {
+              done();
+          }
+      });
+  });
+}
+runTest(0);