Theme tests

js/src/ui/Theme/theme.spec.js

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+// Copyright 2015, 2016 Ethcore (UK) Ltd.
+// This file is part of Parity.
+
+// Parity is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+
+// Parity is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License
+// along with Parity.  If not, see <http://www.gnu.org/licenses/>.
+
+import getMuiTheme from 'material-ui/styles/getMuiTheme';
+import lightBaseTheme from 'material-ui/styles/baseThemes/lightBaseTheme';
+
+const muiTheme = getMuiTheme(lightBaseTheme);
+
+import theme from './theme';
+
+describe('ui/Theme', () => {
+  it('is MUI-based', () => {
+    expect(Object.keys(theme)).to.deep.equal(Object.keys(muiTheme).concat('parity'));
+  });
+
+  it('allows setting of Parity backgrounds', () => {
+    expect(typeof theme.parity.setBackgroundSeed === 'function').to.be.true;
+    expect(typeof theme.parity.getBackgroundStyle === 'function').to.be.true;
+  });
+
+  describe('parity', () => {
+    describe('setBackgroundSeed', () => {
+      const SEED = 'testseed';
+
+      beforeEach(() => {
+        theme.parity.setBackgroundSeed(SEED);
+      });
+
+      it('sets the correct theme values', () => {
+        expect(theme.parity.backgroundSeed).to.equal(SEED);
+      });
+    });
+
+    describe('getBackgroundStyle', () => {
+      it('generates a style containing background', () => {
+        const style = theme.parity.getBackgroundStyle();
+
+        expect(style).to.have.property('background');
+      });
+    });
+  });
+});