First Commit

3rdparty/shaderc/glslc/test/option_dash_x.py

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+# Copyright 2015 The Shaderc Authors. All rights reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import expect
+from glslc_test_framework import inside_glslc_testsuite
+from placeholder import FileShader
+
+MINIMAL_SHADER = "#version 140\nvoid main(){}"
+# This one is valid GLSL but not valid HLSL.
+GLSL_VERTEX_SHADER = "#version 140\nvoid main(){ gl_Position = vec4(1.0);}"
+# This one is GLSL but without leading #version.  Should result in
+# a parser error when compiled as HLSL.
+GLSL_VERTEX_SHADER_WITHOUT_VERSION = "void main(){ gl_Position = vec4(1.0);}"
+# This one is valid HLSL but not valid GLSL.
+# Use entry point "main" so we don't have to specify -fentry-point
+HLSL_VERTEX_SHADER = "float4 main() : SV_POSITION { return float4(1.0); }"
+
+@inside_glslc_testsuite('OptionDashX')
+class TestDashXNoArg(expect.ErrorMessage):
+    """Tests -x with nothing."""
+
+    glslc_args = ['-x']
+    expected_error = [
+        "glslc: error: argument to '-x' is missing (expected 1 value)\n",
+        'glslc: error: no input files\n']
+
+
+@inside_glslc_testsuite('OptionDashX')
+class TestDashXGlslOnGlslShader(expect.ValidObjectFile):
+    """Tests -x glsl on a GLSL shader."""
+
+    shader = FileShader(GLSL_VERTEX_SHADER, '.vert')
+    glslc_args = ['-x', 'glsl', '-c', shader]
+
+
+@inside_glslc_testsuite('OptionDashX')
+class TestDashXGlslOnHlslShader(expect.ErrorMessageSubstr):
+    """Tests -x glsl on an HLSL shader."""
+
+    shader = FileShader(HLSL_VERTEX_SHADER, '.vert')
+    glslc_args = ['-x', 'glsl', '-c', shader]
+    expected_error_substr = ["error: #version: Desktop shaders for Vulkan SPIR-V"
+                             " require version 140 or higher\n"]
+
+
+@inside_glslc_testsuite('OptionDashX')
+class TestDashXHlslOnGlslShader(expect.ErrorMessageSubstr):
+    """Tests -x hlsl on a GLSL shader."""
+
+    shader = FileShader(GLSL_VERTEX_SHADER, '.vert')
+    glslc_args = ['-x', 'hlsl', '-c', shader]
+    expected_error_substr = ["error: '#version' : invalid preprocessor command\n"]
+
+
+@inside_glslc_testsuite('OptionDashX')
+class TestDashXHlslOnGlslShaderWithoutVertex(expect.ErrorMessageSubstr):
+    """Tests -x hlsl on a GLSL shader without leading #version."""
+
+    shader = FileShader(GLSL_VERTEX_SHADER_WITHOUT_VERSION, '.vert')
+    glslc_args = ['-x', 'hlsl', '-c', shader]
+    expected_error_substr = ["error: 'vec4' : no matching overloaded function found\n"]
+
+
+@inside_glslc_testsuite('OptionDashX')
+class TestDashXWrongParam(expect.ErrorMessage):
+    """Tests -x with wrong parameter."""
+
+    shader = FileShader(MINIMAL_SHADER, '.vert')
+    glslc_args = ['-x', 'gl', shader]
+    expected_error = ["glslc: error: language not recognized: 'gl'\n"]
+
+
+@inside_glslc_testsuite('OptionDashX')
+class TestMultipleDashX(expect.ValidObjectFile):
+    """Tests that multiple -x works with a single language."""
+
+    shader = FileShader(GLSL_VERTEX_SHADER, '.vert')
+    glslc_args = ['-c', '-x', 'glsl', '-x', 'glsl', shader, '-x', 'glsl']
+
+
+@inside_glslc_testsuite('OptionDashX')
+class TestMultipleDashXMixedLanguages(expect.ValidObjectFile):
+    """Tests that multiple -x works with different languages."""
+
+    glsl_shader = FileShader(GLSL_VERTEX_SHADER, '.vert')
+    hlsl_shader = FileShader(HLSL_VERTEX_SHADER, '.vert')
+    glslc_args = ['-c', '-x', 'hlsl', hlsl_shader,
+                  '-x', 'glsl', glsl_shader,
+                  '-x', 'hlsl', hlsl_shader,
+                  '-x', 'glsl', glsl_shader]
+
+
+@inside_glslc_testsuite('OptionDashX')
+class TestMultipleDashXCorrectWrong(expect.ErrorMessage):
+    """Tests -x glsl -x [wrong-language]."""
+
+    shader = FileShader(MINIMAL_SHADER, '.vert')
+    glslc_args = ['-x', 'glsl', '-x', 'foo', shader]
+    expected_error = ["glslc: error: language not recognized: 'foo'\n"]
+
+
+@inside_glslc_testsuite('OptionDashX')
+class TestMultipleDashXWrongCorrect(expect.ErrorMessage):
+    """Tests -x [wrong-language] -x glsl."""
+
+    shader = FileShader(MINIMAL_SHADER, '.vert')
+    glslc_args = ['-xbar', '-x', 'glsl', shader]
+    expected_error = ["glslc: error: language not recognized: 'bar'\n"]
+
+
+@inside_glslc_testsuite('OptionDashX')
+class TestDashXGlslConcatenated(expect.ValidObjectFile):
+    """Tests -xglsl."""
+
+    shader = FileShader(MINIMAL_SHADER, '.vert')
+    glslc_args = ['-xglsl', shader, '-c']
+
+
+@inside_glslc_testsuite('OptionDashX')
+class TestDashXWrongParamConcatenated(expect.ErrorMessage):
+    """Tests -x concatenated with a wrong language."""
+
+    shader = FileShader(MINIMAL_SHADER, '.vert')
+    glslc_args = ['-xsl', shader]
+    expected_error = ["glslc: error: language not recognized: 'sl'\n"]
+
+
+@inside_glslc_testsuite('OptionDashX')
+class TestDashXEmpty(expect.ErrorMessage):
+    """Tests -x ''."""
+
+    shader = FileShader(MINIMAL_SHADER, '.vert')
+    glslc_args = ['-x', '', shader]
+    expected_error = ["glslc: error: language not recognized: ''\n"]