func TestStrategyRender(t *testing.T) {
const ilimit = 255
if testing.Short() {
t.Skip("Skipping test in short mode")
}
expectedPic := image.NewNRGBA(image.ZR)
context := draw.NewMockDrawingContext(ilimit)
context.Pic = expectedPic
numerics := &MockNumerics{}
renderer := SequenceRenderStrategy{
numerics: numerics,
context: context,
}
actualPic, err := renderer.Render()
if err != nil {
t.Error("Unexpected error in render")
}
if actualPic != expectedPic {
t.Error("Expected a certain picture to be returned but was:", actualPic)
}
if !numerics.TSequence {
t.Error("Expected methods not called on numerics:", numerics)
}
if !context.TPicture {
t.Error("Expected methods not called on context:", context)
}
}
func TestImageSequence(t *testing.T) {
const iterateLimit = 10
context := draw.NewMockDrawingContext(iterateLimit)
numerics := &MockNumerics{}
ImageSequence(numerics, context)
if false {
t.Error("Since the mock context does not have a real image attached",
"all this test really does is prove that the mechanism works without crashing out")
}
}
func TestRenderSequenceRegion(t *testing.T) {
const iterateLimit = 40
mockSequence := &MockProxySequence{}
mockRegion := &MockNumerics{
MockSequence: mockSequence,
}
// Not inspecting contract re DrawingContext
context := draw.NewMockDrawingContext(iterateLimit)
RenderSequenceRegion(mockRegion, context)
if !mockRegion.TRegionSequence {
t.Error("Expected methods not called on mockRegion:", mockRegion)
}
sequenceOkay := mockSequence.TExtrinsically && mockSequence.TSequence
if !sequenceOkay {
t.Error("Expected methods not called on mockSequence:", mockSequence)
}
}