def test_detach(self):
vert = VertexShader("A")
frag = FragmentShader("B")
program = Program(vert, frag)
program.detach(frag)
assert len(program.shaders) == 1
assert program.shaders[0].code == "A"
def test_uniform(self):
vert = VertexShader("uniform float A;")
frag = FragmentShader("uniform float A; uniform vec4 B;")
program = Program(vert, frag)
assert ("A", gl.GL_FLOAT) in program.all_uniforms
assert ("B", gl.GL_FLOAT_VEC4) in program.all_uniforms
assert len(program.all_uniforms) == 2
def test_attach(self):
vert = VertexShader("A")
frag = FragmentShader("B")
program = Program(vert)
program.attach(frag)
assert len(program.shaders) == 2
assert program.shaders[0].code == "A"
assert program.shaders[1].code == "B"
def test_failed_build(self):
vert = VertexShader("A")
frag = FragmentShader("B")
program = Program(verts=vert)
self.assertRaises(ValueError, program.activate)
program = Program(frags=frag)
self.assertRaises(ValueError, program.activate)
def test_uniform_float(self):
shader = VertexShader("uniform float color;")
assert shader.uniforms == [("color", gl.GL_FLOAT)]
def test_delete_no_context(self):
shader = VertexShader()
shader.delete()
def test_empty_build(self):
shader = VertexShader()
#with self.assertRaises(RuntimeError):
# shader.activate()
self.assertRaises(RuntimeError, shader.activate)
def test_sourcecode(self):
code = "/* Code */"
shader = VertexShader(code)
assert shader.code == code
assert shader.source == "<string>"
def test_init(self):
shader = VertexShader()
assert shader._handle == -1
assert shader.code is None
assert shader.source is None
def test_unique_shader(self):
vert = VertexShader("A")
frag = FragmentShader("B")
program = Program([vert, vert], [frag, frag, frag])
assert len(program.shaders) == 2
def test_attribute_float(self):
shader = VertexShader("attribute float color;")
assert shader.attributes == [("color", gl.GL_FLOAT)]
def test_setitem(self):
vert = VertexShader("")
frag = FragmentShader("")
program = Program(vert, frag)
self.assertRaises(ValueError, program.__setitem__, "A", 1)
def test_attributes(self):
vert = VertexShader("attribute float A;")
frag = FragmentShader("")
program = Program(vert, frag)
assert program.all_attributes == [("A", gl.GL_FLOAT)]
def test_uniform_vec4(self):
shader = VertexShader("uniform vec4 color;")
assert shader.uniforms == [("color", gl.GL_FLOAT_VEC4)]
def test_delete_no_context(self):
shader = VertexShader()
shader.delete()
def test_uniform_array(self):
shader = VertexShader("uniform float color[2];")
assert shader.uniforms == [("color[0]", gl.GL_FLOAT),
("color[1]", gl.GL_FLOAT)]
def test_init(self):
shader = VertexShader()
assert shader._target == gl.GL_VERTEX_SHADER
def test_attribute_vec4(self):
shader = VertexShader("attribute vec4 color;")
assert shader.attributes == [("color", gl.GL_FLOAT_VEC4)]
def test_init_from_shader(self):
program = Program(VertexShader("A"), FragmentShader("B"))
assert len(program.shaders) == 2
assert program.shaders[0].code == "A"
assert program.shaders[1].code == "B"