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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_Initializer = TestHelper;
TEST_F(HlslGeneratorImplTest_Initializer, EmitInitializer_Bool) {
WrapInFunction(Expr(false));
GeneratorImpl& gen = Build();
ASSERT_TRUE(gen.Generate()) << gen.error();
EXPECT_THAT(gen.result(), HasSubstr("false"));
}
TEST_F(HlslGeneratorImplTest_Initializer, EmitInitializer_Int) {
WrapInFunction(Expr(-12345_i));
GeneratorImpl& gen = Build();
ASSERT_TRUE(gen.Generate()) << gen.error();
EXPECT_THAT(gen.result(), HasSubstr("-12345"));
}
TEST_F(HlslGeneratorImplTest_Initializer, EmitInitializer_UInt) {
WrapInFunction(Expr(56779_u));
GeneratorImpl& gen = Build();
ASSERT_TRUE(gen.Generate()) << gen.error();
EXPECT_THAT(gen.result(), HasSubstr("56779u"));
}
TEST_F(HlslGeneratorImplTest_Initializer, EmitInitializer_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_Initializer, EmitInitializer_F16) {
Enable(ast::Extension::kF16);
// Use a number close to 1<<16 but whose decimal representation ends in 0.
WrapInFunction(Expr(f16((1 << 15) - 8)));
GeneratorImpl& gen = Build();
ASSERT_TRUE(gen.Generate()) << gen.error();
EXPECT_THAT(gen.result(), HasSubstr("float16_t(32752.0h)"));
}
TEST_F(HlslGeneratorImplTest_Initializer, EmitInitializer_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_Initializer, EmitInitializer_Type_F16) {
Enable(ast::Extension::kF16);
WrapInFunction(Construct<f16>(-1.2e-3_h));
GeneratorImpl& gen = Build();
ASSERT_TRUE(gen.Generate()) << gen.error();
EXPECT_THAT(gen.result(), HasSubstr("float16_t(-0.00119972229h)"));
}
TEST_F(HlslGeneratorImplTest_Initializer, EmitInitializer_Type_Bool) {
WrapInFunction(Construct<bool>(true));
GeneratorImpl& gen = Build();
ASSERT_TRUE(gen.Generate()) << gen.error();
EXPECT_THAT(gen.result(), HasSubstr("true"));
}
TEST_F(HlslGeneratorImplTest_Initializer, EmitInitializer_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_Initializer, EmitInitializer_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_Initializer, EmitInitializer_Type_Vec_F32) {
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_Initializer, EmitInitializer_Type_Vec_F16) {
Enable(ast::Extension::kF16);
WrapInFunction(vec3<f16>(1_h, 2_h, 3_h));
GeneratorImpl& gen = Build();
ASSERT_TRUE(gen.Generate()) << gen.error();
EXPECT_THAT(
gen.result(),
HasSubstr("vector<float16_t, 3>(float16_t(1.0h), float16_t(2.0h), float16_t(3.0h))"));
}
TEST_F(HlslGeneratorImplTest_Initializer, EmitInitializer_Type_Vec_Empty_F32) {
WrapInFunction(vec3<f32>());
GeneratorImpl& gen = Build();
ASSERT_TRUE(gen.Generate()) << gen.error();
EXPECT_THAT(gen.result(), HasSubstr("0.0f).xxx"));
}
TEST_F(HlslGeneratorImplTest_Initializer, EmitInitializer_Type_Vec_Empty_F16) {
Enable(ast::Extension::kF16);
WrapInFunction(vec3<f16>());
GeneratorImpl& gen = Build();
ASSERT_TRUE(gen.Generate()) << gen.error();
EXPECT_THAT(gen.result(), HasSubstr("(float16_t(0.0h)).xxx"));
}
TEST_F(HlslGeneratorImplTest_Initializer, EmitInitializer_Type_Vec_SingleScalar_F32_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_Initializer, EmitInitializer_Type_Vec_SingleScalar_F16_Literal) {
Enable(ast::Extension::kF16);
WrapInFunction(vec3<f16>(2_h));
GeneratorImpl& gen = Build();
ASSERT_TRUE(gen.Generate()) << gen.error();
EXPECT_THAT(gen.result(), HasSubstr("(float16_t(2.0h)).xxx"));
}
TEST_F(HlslGeneratorImplTest_Initializer, EmitInitializer_Type_Vec_SingleScalar_F32_Var) {
auto* var = Var("v", 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_Initializer, EmitInitializer_Type_Vec_SingleScalar_F16_Var) {
Enable(ast::Extension::kF16);
auto* var = Var("v", Expr(2_h));
auto* cast = vec3<f16>(var);
WrapInFunction(var, cast);
GeneratorImpl& gen = Build();
ASSERT_TRUE(gen.Generate()) << gen.error();
EXPECT_THAT(gen.result(), HasSubstr(R"(float16_t v = float16_t(2.0h);
const vector<float16_t, 3> tint_symbol = vector<float16_t, 3>((v).xxx);)"));
}
TEST_F(HlslGeneratorImplTest_Initializer, EmitInitializer_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_Initializer, EmitInitializer_Type_Vec_SingleScalar_Bool_Var) {
auto* var = Var("v", 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_Initializer, EmitInitializer_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_Initializer, EmitInitializer_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_Initializer, EmitInitializer_Type_Mat_F32) {
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_Initializer, EmitInitializer_Type_Mat_F16) {
Enable(ast::Extension::kF16);
WrapInFunction(mat2x3<f16>(vec3<f16>(1_h, 2_h, 3_h), vec3<f16>(3_h, 4_h, 5_h)));
GeneratorImpl& gen = Build();
ASSERT_TRUE(gen.Generate()) << gen.error();
EXPECT_THAT(gen.result(),
HasSubstr("matrix<float16_t, 2, 3>(vector<float16_t, 3>(float16_t(1.0h), "
"float16_t(2.0h), float16_t(3.0h)), vector<float16_t, "
"3>(float16_t(3.0h), float16_t(4.0h), float16_t(5.0h)))"));
}
TEST_F(HlslGeneratorImplTest_Initializer, EmitInitializer_Type_Mat_Complex_F32) {
// mat4x4<f32>(
// vec4<f32>(2.0f, 3.0f, 4.0f, 8.0f),
// vec4<f32>(),
// vec4<f32>(7.0f),
// vec4<f32>(vec4<f32>(42.0f, 21.0f, 6.0f, -5.0f)),
// );
auto* vector_literal =
vec4<f32>(Expr(f32(2.0)), Expr(f32(3.0)), Expr(f32(4.0)), Expr(f32(8.0)));
auto* vector_zero_init = vec4<f32>();
auto* vector_single_scalar_init = vec4<f32>(Expr(f32(7.0)));
auto* vector_identical_init =
vec4<f32>(vec4<f32>(Expr(f32(42.0)), Expr(f32(21.0)), Expr(f32(6.0)), Expr(f32(-5.0))));
auto* initializer = mat4x4<f32>(vector_literal, vector_zero_init, vector_single_scalar_init,
vector_identical_init);
WrapInFunction(initializer);
GeneratorImpl& gen = Build();
ASSERT_TRUE(gen.Generate()) << gen.error();
EXPECT_THAT(gen.result(), HasSubstr("float4x4(float4(2.0f, 3.0f, 4.0f, 8.0f), (0.0f).xxxx, "
"(7.0f).xxxx, float4(42.0f, 21.0f, 6.0f, -5.0f))"));
}
TEST_F(HlslGeneratorImplTest_Initializer, EmitInitializer_Type_Mat_Complex_F16) {
// mat4x4<f16>(
// vec4<f16>(2.0h, 3.0h, 4.0h, 8.0h),
// vec4<f16>(),
// vec4<f16>(7.0h),
// vec4<f16>(vec4<f16>(42.0h, 21.0h, 6.0h, -5.0h)),
// );
Enable(ast::Extension::kF16);
auto* vector_literal =
vec4<f16>(Expr(f16(2.0)), Expr(f16(3.0)), Expr(f16(4.0)), Expr(f16(8.0)));
auto* vector_zero_init = vec4<f16>();
auto* vector_single_scalar_init = vec4<f16>(Expr(f16(7.0)));
auto* vector_identical_init =
vec4<f16>(vec4<f16>(Expr(f16(42.0)), Expr(f16(21.0)), Expr(f16(6.0)), Expr(f16(-5.0))));
auto* initializer = mat4x4<f16>(vector_literal, vector_zero_init, vector_single_scalar_init,
vector_identical_init);
WrapInFunction(initializer);
GeneratorImpl& gen = Build();
ASSERT_TRUE(gen.Generate()) << gen.error();
EXPECT_THAT(gen.result(), HasSubstr("matrix<float16_t, 4, 4>("
"vector<float16_t, 4>(float16_t(2.0h), float16_t(3.0h), "
"float16_t(4.0h), float16_t(8.0h)), "
"(float16_t(0.0h)).xxxx, (float16_t(7.0h)).xxxx, "
"vector<float16_t, 4>(float16_t(42.0h), float16_t(21.0h), "
"float16_t(6.0h), float16_t(-5.0h)))"));
}
TEST_F(HlslGeneratorImplTest_Initializer, EmitInitializer_Type_Mat_Empty_F32) {
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_Initializer, EmitInitializer_Type_Mat_Empty_F16) {
Enable(ast::Extension::kF16);
WrapInFunction(mat2x3<f16>());
GeneratorImpl& gen = Build();
ASSERT_TRUE(gen.Generate()) << gen.error();
EXPECT_THAT(gen.result(),
HasSubstr("matrix<float16_t, 2, 3>((float16_t(0.0h)).xxx, (float16_t(0.0h)).xxx)"));
}
TEST_F(HlslGeneratorImplTest_Initializer, EmitInitializer_Type_Mat_Identity_F32) {
// fn f() {
// var m_1: mat4x4<f32> = mat4x4<f32>();
// var m_2: mat4x4<f32> = mat4x4<f32>(m_1);
// }
auto* m_1 = Var("m_1", ty.mat4x4(ty.f32()), mat4x4<f32>());
auto* m_2 = Var("m_2", ty.mat4x4(ty.f32()), mat4x4<f32>(m_1));
WrapInFunction(m_1, m_2);
GeneratorImpl& gen = Build();
ASSERT_TRUE(gen.Generate()) << gen.error();
EXPECT_THAT(gen.result(), HasSubstr("float4x4 m_2 = float4x4(m_1);"));
}
TEST_F(HlslGeneratorImplTest_Initializer, EmitInitializer_Type_Mat_Identity_F16) {
// fn f() {
// var m_1: mat4x4<f16> = mat4x4<f16>();
// var m_2: mat4x4<f16> = mat4x4<f16>(m_1);
// }
Enable(ast::Extension::kF16);
auto* m_1 = Var("m_1", ty.mat4x4(ty.f16()), mat4x4<f16>());
auto* m_2 = Var("m_2", ty.mat4x4(ty.f16()), mat4x4<f16>(m_1));
WrapInFunction(m_1, m_2);
GeneratorImpl& gen = Build();
ASSERT_TRUE(gen.Generate()) << gen.error();
EXPECT_THAT(gen.result(),
HasSubstr("matrix<float16_t, 4, 4> m_2 = matrix<float16_t, 4, 4>(m_1);"));
}
TEST_F(HlslGeneratorImplTest_Initializer, EmitInitializer_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_Initializer, EmitInitializer_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_Initializer, EmitInitializer_Type_Struct) {
auto* str = Structure("S", utils::Vector{
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_Initializer, EmitInitializer_Type_Struct_Empty) {
auto* str = Structure("S", utils::Vector{
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