1 files changed, 162 insertions, 0 deletions
diff --git a/framework/src/onos/web/gui/src/main/webapp/tests/app/fw/util/theme-spec.js b/framework/src/onos/web/gui/src/main/webapp/tests/app/fw/util/theme-spec.js
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+++ b/framework/src/onos/web/gui/src/main/webapp/tests/app/fw/util/theme-spec.js
@@ -0,0 +1,162 @@
+/*
+ * Copyright 2014,2015 Open Networking Laboratory
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/*
+ ONOS GUI -- Util -- Theme Service - Unit Tests
+ */
+describe('factory: fw/util/theme.js', function() {
+    var ts, $log, fs;
+
+    beforeEach(module('onosUtil'));
+
+    beforeEach(inject(function (ThemeService, _$log_, FnService) {
+        ts = ThemeService;
+        $log = _$log_;
+        fs = FnService;
+        ts.init();
+    }));
+
+    it('should define ThemeService', function () {
+        expect(ts).toBeDefined();
+    });
+
+    it('should define api functions', function () {
+        expect(fs.areFunctions(ts, [
+            'init', 'theme', 'toggleTheme', 'addListener', 'removeListener'
+        ])).toBeTruthy();
+    });
+
+
+    function verifyBodyClass(yes, no) {
+        function bodyHasClass(c) {
+            return d3.select('body').classed(c);
+        }
+        expect(bodyHasClass(yes)).toBeTruthy();
+        expect(bodyHasClass(no)).toBeFalsy();
+    }
+
+    it('should default to light theme', function () {
+        expect(ts.theme()).toEqual('light');
+    });
+
+    it('should toggle to dark, then to light again', function () {
+        // Note: re-work this once theme-change listeners are implemented
+        spyOn($log, 'debug');
+
+        expect(ts.toggleTheme()).toEqual('dark');
+        expect(ts.theme()).toEqual('dark');
+        expect($log.debug).toHaveBeenCalledWith('Theme-Change-(toggle): dark');
+        verifyBodyClass('dark', 'light');
+
+        expect(ts.toggleTheme()).toEqual('light');
+        expect(ts.theme()).toEqual('light');
+        expect($log.debug).toHaveBeenCalledWith('Theme-Change-(toggle): light');
+        verifyBodyClass('light', 'dark');
+    });
+
+    it('should let us set the theme by name', function () {
+        // Note: re-work this once theme-change listeners are implemented
+        spyOn($log, 'debug');
+
+        expect(ts.theme()).toEqual('light');
+        ts.theme('dark');
+        expect(ts.theme()).toEqual('dark');
+        expect($log.debug).toHaveBeenCalledWith('Theme-Change-(set): dark');
+        verifyBodyClass('dark', 'light');
+    });
+
+    it('should ignore unknown theme names', function () {
+        // Note: re-work this once theme-change listeners are implemented
+        spyOn($log, 'debug');
+
+        expect(ts.theme()).toEqual('light');
+        verifyBodyClass('light', 'dark');
+
+        ts.theme('turquoise');
+        expect(ts.theme()).toEqual('light');
+        expect($log.debug).not.toHaveBeenCalled();
+        verifyBodyClass('light', 'dark');
+    });
+
+
+    // === Unit Tests for listeners
+
+    it('should report lack of callback', function () {
+        spyOn($log, 'error');
+        var list = ts.addListener();
+        expect($log.error).toHaveBeenCalledWith(
+            'ThemeService.addListener(): callback not a function'
+        );
+        expect(list.error).toEqual('No callback defined');
+    });
+
+    it('should report non-functional callback', function () {
+        spyOn($log, 'error');
+        var list = ts.addListener(['some array']);
+        expect($log.error).toHaveBeenCalledWith(
+            'ThemeService.addListener(): callback not a function'
+        );
+        expect(list.error).toEqual('No callback defined');
+    });
+
+    it('should invoke our callback with an event', function () {
+        var event;
+
+        function cb(ev) {
+            event = ev;
+        }
+
+        expect(event).toBeUndefined();
+        ts.addListener(cb);
+        ts.theme('dark');
+        expect(event).toEqual({
+            event: 'themeChange',
+            value: 'dark'
+        });
+    });
+
+    it('should invoke our callback at appropriate times', function () {
+        var calls = [],
+            phase,
+            listener;
+
+        function cb() {
+            calls.push(phase);
+        }
+
+        expect(calls).toEqual([]);
+
+        phase = 'pre';
+        ts.toggleTheme(); // -> dark
+
+        phase = 'added';
+        listener = ts.addListener(cb);
+        ts.toggleTheme(); // -> light
+
+        phase = 'same';
+        ts.theme('light');  // (still light - no event)
+
+        phase = 'diff';
+        ts.theme('dark');   // -> dark
+
+        phase = 'post';
+        ts.removeListener(listener);
+        ts.toggleTheme();   // -> light
+
+        expect(calls).toEqual(['added', 'diff']);
+    });
+
+});