ONOS-1904 : Initial patchset for defining the Sprite Service.
- reverting topo-theme.css so that the original sprite layer still works (if anyone out there is using it).
- adding hard-coded sprite and layout for testing purposes (they'll be removed later).

Change-Id: I5f78c5cbc66cfe9ad0ac0292d5ffb1e19b611fa5
diff --git a/web/gui/src/main/webapp/tests/app/fw/svg/sprite-spec.js b/web/gui/src/main/webapp/tests/app/fw/svg/sprite-spec.js
new file mode 100644
index 0000000..ed7c315
--- /dev/null
+++ b/web/gui/src/main/webapp/tests/app/fw/svg/sprite-spec.js
@@ -0,0 +1,85 @@
+/*
+ * Copyright 2017-present 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 -- SVG -- Sprite Service - Unit Tests
+ */
+
+describe('factory: fw/svg/sprite.js', function () {
+    var $log, fs, ss, d3Elem, svg;
+
+    // config...
+    var numBaseSprites = 1,
+        sampleData = 'M91.2,48.4C121.2,6.3,187.9-13.4,219,45.6';
+
+    // load modules we need
+    beforeEach(module('onosUtil', 'onosSvg'));
+
+    // inject the services we need
+    beforeEach(inject(function (_$log_, FnService, SpriteService) {
+        var body = d3.select('body');
+        $log = _$log_;
+        fs = FnService;
+        ss = SpriteService;
+
+        // NOTE: once we get to loading sprites into the DOM, we'll need these:
+        // d3Elem = body.append('defs').attr('id', 'myDefs');
+        // svg = body.append('svg').attr('id', 'mySvg');
+    }));
+
+    // clean up after each test
+    afterEach(function () {
+        // d3.select('#mySvg').remove();
+        // d3.select('#myDefs').remove();
+        ss.clear();
+    });
+
+    // === UNIT TESTS ===
+
+    it('should define SpriteService', function () {
+        expect(ss).toBeDefined();
+    });
+
+    it('should define api functions', function () {
+        expect(fs.areFunctions(ss, [
+            'clear', 'init',
+            'createSprite', 'createLayout',
+            'registerSprite', 'registerLayout',
+            'sprite', 'layout',
+            'count', 'dump'
+        ])).toBe(true);
+    });
+
+    it('should start no sprites or layouts', function () {
+        var c = ss.count();
+        expect(c.sprites).toBe(0);
+        expect(c.layouts).toBe(0);
+    });
+
+    //    Programmatic build of a sprite
+    it('should register a simple sprite', function () {
+        ss.createSprite('foo', 303, 185)
+            .addPath(sampleData)
+            .register();
+
+        expect(ss.count().sprites).toBe(1);
+
+        var s = ss.sprite('foo');
+        expect(s).toBeDefined();
+        // TODO: verify internal structure of sprite
+
+    });
+});
\ No newline at end of file