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# Copyright (C) 2014 Ruby-GNOME2 Project Team
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
class ClutterShaderEffect < Test::Unit::TestCase
include ClutterTestUtils
def setup
@shader_effect = Clutter::ShaderEffect.new(Clutter::ShaderType::FRAGMENT_SHADER)
@fragment_shader_source = <<-EOS
#ifdef GL_ES
precision mediump float;
#endif
void main( void ) {
gl_FragColor = vec4( 1.0, 0.0, 1.0, 1.0 );
}
EOS
# TODO: use original Cogl::INVALID_HANDLE
# original value: NULL
# ref: https://developer.gnome.org/cogl/1.18/cogl-General-API.html#COGL-INVALID-HANDLE:CAPS
# It should create gi based cogl binding?
@cogl_invalid_handle = 0
end
def test_set_uniform_value
gvalue = 1.0
assert_nothing_raised do
@shader_effect.set_uniform_value("components", gvalue)
end
end
def test_set_shader_source
result = @shader_effect.set_shader_source(@fragment_shader_source)
assert_true(result)
end
def test_get_program
@shader_effect.shader_source = @fragment_shader_source
assert_not_equal(@cogl_invalid_handle, @shader_effect.program)
end
def test_get_shader
@shader_effect.shader_source = @fragment_shader_source
assert_not_equal(@cogl_invalid_handle, @shader_effect.shader)
end
class TestEnum < self
def test_shader_type
assert_const_defined(Clutter::ShaderType, :VERTEX_SHADER)
end
end
end
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