Adding RSpec and some tests

1 files changed, 38 insertions, 0 deletions

diff --git a/spec/color_spec.rb b/spec/color_spec.rb
new file mode 100644
index 0000000..0b63d8d
--- /dev/null
+++ b/spec/color_spec.rb
@@ -0,0 +1,38 @@
+require 'ruby2d'
+
+
+RSpec.describe Ruby2D::Color do
+  
+  describe '#is_valid?' do
+    
+    it 'determines if a color string is valid' do
+      pending 'need hash of valid strings'
+      expect(Ruby2D::Color.is_valid? 'red').to be true
+      expect(Ruby2D::Color.is_valid? 'balloons').to be false
+    end
+    
+    it 'determines if an array is a valid color' do
+      expect(Ruby2D::Color.is_valid? [1.0, 0, 0, 1.0]).to be true
+      expect(Ruby2D::Color.is_valid? [1.0, 0, 0]).to be false
+    end
+    
+    it 'prevents allow color values out of range' do
+      expect(Ruby2D::Color.is_valid? [1.0, 0, 0.0, 255]).to be true
+      expect(Ruby2D::Color.is_valid? [1.2, 0, 0, 0]).to be false
+      expect(Ruby2D::Color.is_valid? [-0.1, 0, 0, 0]).to be false
+      expect(Ruby2D::Color.is_valid? [255, 255, 256, 255]).to be false
+      expect(Ruby2D::Color.is_valid? [-1, 0, 127, 255]).to be false
+    end
+    
+  end
+  
+  
+  describe '#new' do
+    
+    it 'raises error on bad color' do
+      expect { Ruby2D::Color.new 42 }.to raise_error Ruby2D::Error
+    end
+    
+  end
+  
+end