First Commit

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

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+# Copyright 2017 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
+
+# An HLSL shader with uniforms without explicit bindings.
+HLSL_SHADER = """
+Buffer<float4> t4 : register(t4);
+Buffer<float4> t5 : register(t5);
+
+float4 main() : SV_Target0 {
+   return float4(t4.Load(0) + t5.Load(1));
+}
+"""
+
+
+NEED_THREE_ARGS_ERR = "error: Option -fresource-set-binding requires at least 3 arguments"
+
+@inside_glslc_testsuite('OptionFRegisterSetBinding')
+class FRegisterSetBindingForFragRespected(expect.ValidAssemblyFileWithSubstr):
+    """Tests -fresource-set-binding on specific shader two textures"""
+
+    shader = FileShader(HLSL_SHADER, '.frag')
+    glslc_args = ['-S', '-x', 'hlsl', shader,
+                  '-fresource-set-binding', 'frag',
+                  't4', '9', '16',
+                  't5', '17', '18']
+    expected_assembly_substr = """OpDecorate %t4 DescriptorSet 9
+               OpDecorate %t4 Binding 16
+               OpDecorate %t5 DescriptorSet 17
+               OpDecorate %t5 Binding 18"""
+
+
+@inside_glslc_testsuite('OptionFRegisterSetBinding')
+class FRegisterSetBindingForFragRespectedJustOneTriple(expect.ValidAssemblyFileWithSubstr):
+    """Tests -fresource-set-binding on specific shader just one texture specified."""
+
+    shader = FileShader(HLSL_SHADER, '.frag')
+    glslc_args = ['-S', '-x', 'hlsl', shader,
+                  '-fresource-set-binding', 'frag',
+                  't4', '9', '16']
+    expected_assembly_substr = """OpDecorate %t4 DescriptorSet 9
+               OpDecorate %t4 Binding 16
+               OpDecorate %t5 DescriptorSet 0
+               OpDecorate %t5 Binding 5"""
+
+
+@inside_glslc_testsuite('OptionFRegisterSetBinding')
+class FRegisterSetBindingForWrongStageIgnored(expect.ValidAssemblyFileWithSubstr):
+    """Tests -fresource-set-binding on wrong shader ignored"""
+
+    shader = FileShader(HLSL_SHADER, '.frag')
+    glslc_args = ['-S', '-x', 'hlsl', shader,
+                  '-fresource-set-binding', 'vert',
+                  't4', '9', '16',
+                  't5', '17', '18']
+    expected_assembly_substr = """OpDecorate %t4 DescriptorSet 0
+               OpDecorate %t4 Binding 4
+               OpDecorate %t5 DescriptorSet 0
+               OpDecorate %t5 Binding 5"""
+
+
+@inside_glslc_testsuite('OptionFRegisterSetBinding')
+class FRegisterSetBindingForAllRespected(expect.ValidAssemblyFileWithSubstr):
+    """Tests -fresource-set-binding on all stages respected"""
+
+    shader = FileShader(HLSL_SHADER, '.frag')
+    glslc_args = ['-S', '-x', 'hlsl', shader,
+                  '-fresource-set-binding',
+                  't4', '9', '16',
+                  't5', '17', '18']
+    expected_assembly_substr = """OpDecorate %t4 DescriptorSet 9
+               OpDecorate %t4 Binding 16
+               OpDecorate %t5 DescriptorSet 17
+               OpDecorate %t5 Binding 18"""
+
+
+@inside_glslc_testsuite('OptionFRegisterSetBinding')
+class FRegisterSetBindingTooFewArgs(expect.ErrorMessageSubstr):
+    """Tests -fresource-set-binding with too few arguments"""
+
+    shader = FileShader(HLSL_SHADER, '.frag')
+    glslc_args = ['-S', '-x', 'hlsl', shader,
+                  '-fresource-set-binding', 'frag',
+                  't4', '9']
+    expected_error_substr = NEED_THREE_ARGS_ERR
+
+
+@inside_glslc_testsuite('OptionFRegisterSetBinding')
+class FRegisterSetBindingInvalidSetNumber(expect.ErrorMessageSubstr):
+    """Tests -fresource-set-binding with inavlid set number"""
+
+    shader = FileShader(HLSL_SHADER, '.frag')
+    glslc_args = ['-S', '-x', 'hlsl', shader,
+                  '-fresource-set-binding', 'frag',
+                  't4', '-9', '16']
+    expected_error_substr = NEED_THREE_ARGS_ERR
+
+
+@inside_glslc_testsuite('OptionFRegisterSetBinding')
+class FRegisterSetBindingInvalidBindingNumber(expect.ErrorMessageSubstr):
+    """Tests -fresource-set-binding with inavlid binding number"""
+
+    shader = FileShader(HLSL_SHADER, '.frag')
+    glslc_args = ['-S', '-x', 'hlsl', shader,
+                  '-fresource-set-binding', 'frag',
+                  't4', '9', '-16']
+    expected_error_substr = NEED_THREE_ARGS_ERR