mirror of
https://github.com/KhronosGroup/SPIRV-Tools
synced 2024-10-19 03:20:14 +00:00
68e36ec7e9
We are adding a new API which can be called to run the SPIR-V validator, and retrieve the ValidationState_t object. This is very useful for unit testing. I have also added basic unit tests that demonstrate usage of this flow and ease of use to verify correctness.
107 lines
3.4 KiB
C++
107 lines
3.4 KiB
C++
// Copyright (c) 2016 Google Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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// Basic tests for the ValidationState_t datastructure.
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#include <string>
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#include "gmock/gmock.h"
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#include "unit_spirv.h"
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#include "val_fixtures.h"
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namespace {
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using std::string;
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using ::testing::HasSubstr;
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using ValidationStateTest = spvtest::ValidateBase<bool>;
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const char header[] =
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" OpCapability Shader"
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" OpCapability Linkage"
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" OpMemoryModel Logical GLSL450 ";
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const char kVoidFVoid[] =
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" %void = OpTypeVoid"
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" %void_f = OpTypeFunction %void"
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" %func = OpFunction %void None %void_f"
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" %label = OpLabel"
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" OpReturn"
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" OpFunctionEnd ";
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// Tests that the instruction count in ValidationState is correct.
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TEST_F(ValidationStateTest, CheckNumInstructions) {
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string spirv = string(header) + "%int = OpTypeInt 32 0";
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CompileSuccessfully(spirv);
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EXPECT_EQ(SPV_SUCCESS, ValidateAndRetrieveValidationState());
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EXPECT_EQ(size_t(4), vstate_->ordered_instructions().size());
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}
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// Tests that the number of global variables in ValidationState is correct.
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TEST_F(ValidationStateTest, CheckNumGlobalVars) {
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string spirv = string(header) + R"(
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%int = OpTypeInt 32 0
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%_ptr_int = OpTypePointer Input %int
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%var_1 = OpVariable %_ptr_int Input
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%var_2 = OpVariable %_ptr_int Input
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)";
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CompileSuccessfully(spirv);
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EXPECT_EQ(SPV_SUCCESS, ValidateAndRetrieveValidationState());
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EXPECT_EQ(unsigned(2), vstate_->num_global_vars());
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}
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// Tests that the number of local variables in ValidationState is correct.
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TEST_F(ValidationStateTest, CheckNumLocalVars) {
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string spirv = string(header) + R"(
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%int = OpTypeInt 32 0
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%_ptr_int = OpTypePointer Function %int
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%voidt = OpTypeVoid
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%funct = OpTypeFunction %voidt
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%main = OpFunction %voidt None %funct
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%entry = OpLabel
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%var_1 = OpVariable %_ptr_int Function
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%var_2 = OpVariable %_ptr_int Function
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%var_3 = OpVariable %_ptr_int Function
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OpReturn
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OpFunctionEnd
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)";
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CompileSuccessfully(spirv);
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EXPECT_EQ(SPV_SUCCESS, ValidateAndRetrieveValidationState());
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EXPECT_EQ(unsigned(3), vstate_->num_local_vars());
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}
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// Tests that the "id bound" in ValidationState is correct.
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TEST_F(ValidationStateTest, CheckIdBound) {
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string spirv = string(header) + R"(
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%int = OpTypeInt 32 0
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%voidt = OpTypeVoid
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)";
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CompileSuccessfully(spirv);
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EXPECT_EQ(SPV_SUCCESS, ValidateAndRetrieveValidationState());
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EXPECT_EQ(unsigned(3), vstate_->getIdBound());
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}
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// Tests that the entry_points in ValidationState is correct.
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TEST_F(ValidationStateTest, CheckEntryPoints) {
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string spirv = string(header) + " OpEntryPoint Vertex %func \"shader\"" +
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string(kVoidFVoid);
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CompileSuccessfully(spirv);
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EXPECT_EQ(SPV_SUCCESS, ValidateAndRetrieveValidationState());
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EXPECT_EQ(size_t(1), vstate_->entry_points().size());
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EXPECT_EQ(SpvOpFunction,
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vstate_->FindDef(vstate_->entry_points()[0])->opcode());
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}
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} // anonymous namespace
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