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// Copyright 2020 The Tint Authors.
//
// 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.
#include "gmock/gmock.h"
#include "src/tint/writer/hlsl/test_helper.h"
using namespace tint::number_suffixes; // NOLINT
namespace tint::writer::hlsl {
namespace {
using ::testing::HasSubstr;
using HlslGeneratorImplTest_Constructor = TestHelper;
TEST_F(HlslGeneratorImplTest_Constructor, EmitConstructor_Bool) {
WrapInFunction(Expr(false));
GeneratorImpl& gen = Build();
ASSERT_TRUE(gen.Generate()) << gen.error();
EXPECT_THAT(gen.result(), HasSubstr("false"));
}
TEST_F(HlslGeneratorImplTest_Constructor, EmitConstructor_Int) {
WrapInFunction(Expr(-12345_i));
GeneratorImpl& gen = Build();
ASSERT_TRUE(gen.Generate()) << gen.error();
EXPECT_THAT(gen.result(), HasSubstr("-12345"));
}
TEST_F(HlslGeneratorImplTest_Constructor, EmitConstructor_UInt) {
WrapInFunction(Expr(56779_u));
GeneratorImpl& gen = Build();
ASSERT_TRUE(gen.Generate()) << gen.error();
EXPECT_THAT(gen.result(), HasSubstr("56779u"));
}
TEST_F(HlslGeneratorImplTest_Constructor, EmitConstructor_Float) {
// Use a number close to 1<<30 but whose decimal representation ends in 0.
WrapInFunction(Expr(f32((1 << 30) - 4)));
GeneratorImpl& gen = Build();
ASSERT_TRUE(gen.Generate()) << gen.error();
EXPECT_THAT(gen.result(), HasSubstr("1073741824.0f"));
}
TEST_F(HlslGeneratorImplTest_Constructor, EmitConstructor_Type_Float) {
WrapInFunction(Construct<f32>(-1.2e-5_f));
GeneratorImpl& gen = Build();
ASSERT_TRUE(gen.Generate()) << gen.error();
EXPECT_THAT(gen.result(), HasSubstr("-0.000012f"));
}
TEST_F(HlslGeneratorImplTest_Constructor, EmitConstructor_Type_Bool) {
WrapInFunction(Construct<bool>(true));
GeneratorImpl& gen = Build();
ASSERT_TRUE(gen.Generate()) << gen.error();
EXPECT_THAT(gen.result(), HasSubstr("true"));
}
TEST_F(HlslGeneratorImplTest_Constructor, EmitConstructor_Type_Int) {
WrapInFunction(Construct<i32>(-12345_i));
GeneratorImpl& gen = Build();
ASSERT_TRUE(gen.Generate()) << gen.error();
EXPECT_THAT(gen.result(), HasSubstr("-12345"));
}
TEST_F(HlslGeneratorImplTest_Constructor, EmitConstructor_Type_Uint) {
WrapInFunction(Construct<u32>(12345_u));
GeneratorImpl& gen = Build();
ASSERT_TRUE(gen.Generate()) << gen.error();
EXPECT_THAT(gen.result(), HasSubstr("12345u"));
}
TEST_F(HlslGeneratorImplTest_Constructor, EmitConstructor_Type_Vec) {
WrapInFunction(vec3<f32>(1_f, 2_f, 3_f));
GeneratorImpl& gen = Build();
ASSERT_TRUE(gen.Generate()) << gen.error();
EXPECT_THAT(gen.result(), HasSubstr("float3(1.0f, 2.0f, 3.0f)"));
}
TEST_F(HlslGeneratorImplTest_Constructor, EmitConstructor_Type_Vec_Empty) {
WrapInFunction(vec3<f32>());
GeneratorImpl& gen = Build();
ASSERT_TRUE(gen.Generate()) << gen.error();
EXPECT_THAT(gen.result(), HasSubstr("0.0f).xxx"));
}
TEST_F(HlslGeneratorImplTest_Constructor, EmitConstructor_Type_Vec_SingleScalar_Float_Literal) {
WrapInFunction(vec3<f32>(2_f));
GeneratorImpl& gen = Build();
ASSERT_TRUE(gen.Generate()) << gen.error();
EXPECT_THAT(gen.result(), HasSubstr("2.0f).xxx"));
}
TEST_F(HlslGeneratorImplTest_Constructor, EmitConstructor_Type_Vec_SingleScalar_Float_Var) {
auto* var = Var("v", nullptr, Expr(2_f));
auto* cast = vec3<f32>(var);
WrapInFunction(var, cast);
GeneratorImpl& gen = Build();
ASSERT_TRUE(gen.Generate()) << gen.error();
EXPECT_THAT(gen.result(), HasSubstr(R"(float v = 2.0f;
const float3 tint_symbol = float3((v).xxx);)"));
}
TEST_F(HlslGeneratorImplTest_Constructor, EmitConstructor_Type_Vec_SingleScalar_Bool_Literal) {
WrapInFunction(vec3<bool>(true));
GeneratorImpl& gen = Build();
ASSERT_TRUE(gen.Generate()) << gen.error();
EXPECT_THAT(gen.result(), HasSubstr("(true).xxx"));
}
TEST_F(HlslGeneratorImplTest_Constructor, EmitConstructor_Type_Vec_SingleScalar_Bool_Var) {
auto* var = Var("v", nullptr, Expr(true));
auto* cast = vec3<bool>(var);
WrapInFunction(var, cast);
GeneratorImpl& gen = Build();
ASSERT_TRUE(gen.Generate()) << gen.error();
EXPECT_THAT(gen.result(), HasSubstr(R"(bool v = true;
const bool3 tint_symbol = bool3((v).xxx);)"));
}
TEST_F(HlslGeneratorImplTest_Constructor, EmitConstructor_Type_Vec_SingleScalar_Int) {
WrapInFunction(vec3<i32>(2_i));
GeneratorImpl& gen = Build();
ASSERT_TRUE(gen.Generate()) << gen.error();
EXPECT_THAT(gen.result(), HasSubstr("2).xxx"));
}
TEST_F(HlslGeneratorImplTest_Constructor, EmitConstructor_Type_Vec_SingleScalar_UInt) {
WrapInFunction(vec3<u32>(2_u));
GeneratorImpl& gen = Build();
ASSERT_TRUE(gen.Generate()) << gen.error();
EXPECT_THAT(gen.result(), HasSubstr("2u).xxx"));
}
TEST_F(HlslGeneratorImplTest_Constructor, EmitConstructor_Type_Mat) {
WrapInFunction(mat2x3<f32>(vec3<f32>(1_f, 2_f, 3_f), vec3<f32>(3_f, 4_f, 5_f)));
GeneratorImpl& gen = Build();
ASSERT_TRUE(gen.Generate()) << gen.error();
EXPECT_THAT(gen.result(),
HasSubstr("float2x3(float3(1.0f, 2.0f, 3.0f), float3(3.0f, 4.0f, 5.0f))"));
}
TEST_F(HlslGeneratorImplTest_Constructor, EmitConstructor_Type_Mat_Empty) {
WrapInFunction(mat2x3<f32>());
GeneratorImpl& gen = Build();
ASSERT_TRUE(gen.Generate()) << gen.error();
EXPECT_THAT(gen.result(), HasSubstr("float2x3 tint_symbol = float2x3((0.0f).xxx, (0.0f).xxx)"));
}
TEST_F(HlslGeneratorImplTest_Constructor, EmitConstructor_Type_Array) {
WrapInFunction(Construct(ty.array(ty.vec3<f32>(), 3_u), vec3<f32>(1_f, 2_f, 3_f),
vec3<f32>(4_f, 5_f, 6_f), vec3<f32>(7_f, 8_f, 9_f)));
GeneratorImpl& gen = Build();
ASSERT_TRUE(gen.Generate()) << gen.error();
EXPECT_THAT(gen.result(), HasSubstr("{float3(1.0f, 2.0f, 3.0f), float3(4.0f, 5.0f, 6.0f),"
" float3(7.0f, 8.0f, 9.0f)}"));
}
TEST_F(HlslGeneratorImplTest_Constructor, EmitConstructor_Type_Array_Empty) {
WrapInFunction(Construct(ty.array(ty.vec3<f32>(), 3_u)));
GeneratorImpl& gen = Build();
ASSERT_TRUE(gen.Generate()) << gen.error();
EXPECT_THAT(gen.result(), HasSubstr("(float3[3])0"));
}
TEST_F(HlslGeneratorImplTest_Constructor, EmitConstructor_Type_Struct) {
auto* str = Structure("S", {
Member("a", ty.i32()),
Member("b", ty.f32()),
Member("c", ty.vec3<i32>()),
});
WrapInFunction(Construct(ty.Of(str), 1_i, 2_f, vec3<i32>(3_i, 4_i, 5_i)));
GeneratorImpl& gen = SanitizeAndBuild();
ASSERT_TRUE(gen.Generate()) << gen.error();
EXPECT_THAT(gen.result(), HasSubstr("{1, 2.0f, int3(3, 4, 5)}"));
}
TEST_F(HlslGeneratorImplTest_Constructor, EmitConstructor_Type_Struct_Empty) {
auto* str = Structure("S", {
Member("a", ty.i32()),
Member("b", ty.f32()),
Member("c", ty.vec3<i32>()),
});
WrapInFunction(Construct(ty.Of(str)));
GeneratorImpl& gen = SanitizeAndBuild();
ASSERT_TRUE(gen.Generate()) << gen.error();
EXPECT_THAT(gen.result(), HasSubstr("(S)0"));
}
} // namespace
} // namespace tint::writer::hlsl