New rule: similar colors

2015-09-20 01:06:42 +02:00
parent bdbd1a0f08
commit d0257fea8f
9 changed files with 235 additions and 3 deletions
@@ -0,0 +1,92 @@
+var should = require('chai').should();
+var colorDiff = require('../../lib/tools/colorDiff');
+
+describe('colorDiff', function() {
+    
+    it('should parse offenders correctly', function() {
+        colorDiff.parseOffender('#000 (1 times)').should.equal('#000');
+        colorDiff.parseOffender('#5bc0de (2 times)').should.equal('#5bc0de');
+        colorDiff.parseOffender('rgba(0,0,0,0.075) (100 times)').should.equal('rgba(0,0,0,0.075)');
+        colorDiff.parseOffender('rgb(91,192,222) (1000 times)').should.equal('rgb(91,192,222)');
+    });
+
+    it('should parse colors correctly', function() {
+        colorDiff.parseColor('#000').should.deep.equal({R: 0, G: 0, B: 0, A: 1, Lab: {L: 0, a: 0, b: 0}, original: '#000'});
+        colorDiff.parseColor('rgba(255,255,255,0.5)').should.deep.equal({R: 255, G: 255, B: 255, A: 0.5, Lab: {L: 100, a: 0.00526049995830391, b: -0.010408184525267927}, original: 'rgba(255,255,255,0.5)'});
+    });
+
+    it('should not compare colors with different alpha', function() {
+        var color1 = colorDiff.parseColor("rgba(0, 0, 0, 1)");
+        var color2 = colorDiff.parseColor("rgba(0, 0, 0, 0.5)");
+
+        colorDiff.compareTwoColors(color1, color2).should.equal(false);
+    });
+
+    it('should find that two colors are similar', function() {
+        var color1 = colorDiff.parseColor("rgba(0, 0, 0, 1)");
+        var color2 = colorDiff.parseColor("rgba(0, 0, 1, 1)");
+
+        colorDiff.compareTwoColors(color1, color2).should.equal(true);
+    });
+
+    it('should find that two colors are similar even with alpha', function() {
+        var color1 = colorDiff.parseColor("rgba(0, 0, 0, 0.3)");
+        var color2 = colorDiff.parseColor("rgba(0, 0, 2, 0.3)");
+
+        colorDiff.compareTwoColors(color1, color2).should.equal(true);
+    });
+
+    it('should find that two colors are different', function() {
+        var color1 = colorDiff.parseColor("rgba(0, 0, 0, 1)");
+        var color2 = colorDiff.parseColor("rgba(99, 99, 99, 1)");
+
+        colorDiff.compareTwoColors(color1, color2).should.equal(false);
+    });
+
+    it('should compare all colors to each other', function() {
+        var colors = [
+            '#000 (1 times)',
+            '#5bc0de (2 times)',
+            'rgba(0,0,0,0.075) (100 times)',
+            'rgb(91,192,222) (1000 times)',
+            'rgba(0,0,2,1) (1 times)',
+            'rgba(99,99,99,1) (1 times)',
+            'rgba(100,100,100,1) (1 times)'
+        ];
+
+        var data = {
+            toolsResults: {
+                phantomas: {
+                    offenders: {
+                        cssColors: colors
+                    }
+                }
+            }
+        };
+
+        newData = colorDiff.compareAllColors(data);
+
+        newData.toolsResults.should.have.a.property('colorDiff');
+        newData.toolsResults.colorDiff.should.have.a.property('metrics');
+        newData.toolsResults.colorDiff.metrics.should.have.a.property('similarColors').that.equals(3);
+        newData.toolsResults.colorDiff.should.have.a.property('offenders');
+        newData.toolsResults.colorDiff.offenders.should.have.a.property('similarColors').that.deep.equals([
+            {
+                color1: '#000',
+                color2: 'rgba(0,0,2,1)',
+                isDark: true
+            },
+            {
+                color1: '#5bc0de',
+                color2: 'rgb(91,192,222)',
+                isDark: false
+            },
+            {
+                color1: 'rgba(99,99,99,1)',
+                color2: 'rgba(100,100,100,1)',
+                isDark: true
+            }
+        ]);
+    });
+
+});