Implement #contains? for all renderables

1 files changed, 15 insertions, 1 deletions

diff --git a/test/image_spec.rb b/test/image_spec.rb
index 3eb5d86..33dee35 100644
--- a/test/image_spec.rb
+++ b/test/image_spec.rb
@@ -1,11 +1,25 @@
 require 'ruby2d'
 
 RSpec.describe Ruby2D::Image do
-
   describe '#new' do
     it "raises exception if image file doesn't exist" do
       expect { Image.new(0, 0, 'bad_image.png') }.to raise_error(Ruby2D::Error)
     end
   end
 
+  # Image has 100 width and 100 height
+  describe '#contains?' do
+    it "returns true if point is inside image" do
+      image = Image.new(0, 0, "test/media/image.bmp")
+      expect(image.contains?(50, 50)).to be true
+    end
+
+    it "returns true if point is not inside image" do
+      image = Image.new(0, 0, "test/media/image.bmp")
+      expect(image.contains?(-50, 50)).to be false
+      expect(image.contains?(50, -50)).to be false
+      expect(image.contains?(50, 150)).to be false
+      expect(image.contains?(150, 50)).to be false
+    end
+  end
 end