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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 "src/tint/lang/wgsl/writer/ast_printer/helper_test.h"
#include "gmock/gmock.h"
using ::testing::HasSubstr;
namespace tint::wgsl::writer {
namespace {
using namespace tint::core::fluent_types; // NOLINT
using namespace tint::core::number_suffixes; // NOLINT
using WgslASTPrinterTest_Constructor = TestHelper;
TEST_F(WgslASTPrinterTest_Constructor, Bool) {
WrapInFunction(Expr(false));
ASTPrinter& gen = Build();
gen.Generate();
EXPECT_THAT(gen.Diagnostics(), testing::IsEmpty());
EXPECT_THAT(gen.Result(), HasSubstr("false"));
}
TEST_F(WgslASTPrinterTest_Constructor, Int) {
WrapInFunction(Expr(-12345_i));
ASTPrinter& gen = Build();
gen.Generate();
EXPECT_THAT(gen.Diagnostics(), testing::IsEmpty());
EXPECT_THAT(gen.Result(), HasSubstr("-12345"));
}
TEST_F(WgslASTPrinterTest_Constructor, UInt) {
WrapInFunction(Expr(56779_u));
ASTPrinter& gen = Build();
gen.Generate();
EXPECT_THAT(gen.Diagnostics(), testing::IsEmpty());
EXPECT_THAT(gen.Result(), HasSubstr("56779u"));
}
TEST_F(WgslASTPrinterTest_Constructor, F32) {
// Use a number close to 1<<30 but whose decimal representation ends in 0.
WrapInFunction(Expr(f32((1 << 30) - 4)));
ASTPrinter& gen = Build();
gen.Generate();
EXPECT_THAT(gen.Diagnostics(), testing::IsEmpty());
EXPECT_THAT(gen.Result(), HasSubstr("1073741824.0f"));
}
TEST_F(WgslASTPrinterTest_Constructor, F16) {
Enable(core::Extension::kF16);
// Use a number close to 1<<16 but whose decimal representation ends in 0.
WrapInFunction(Expr(f16((1 << 15) - 8)));
ASTPrinter& gen = Build();
gen.Generate();
EXPECT_THAT(gen.Diagnostics(), testing::IsEmpty());
EXPECT_THAT(gen.Result(), HasSubstr("32752.0h"));
}
TEST_F(WgslASTPrinterTest_Constructor, Type_F32) {
WrapInFunction(Call<f32>(Expr(-1.2e-5_f)));
ASTPrinter& gen = Build();
gen.Generate();
EXPECT_THAT(gen.Diagnostics(), testing::IsEmpty());
EXPECT_THAT(gen.Result(), HasSubstr("f32(-0.00001200000042445026f)"));
}
TEST_F(WgslASTPrinterTest_Constructor, Type_F16) {
Enable(core::Extension::kF16);
WrapInFunction(Call<f16>(Expr(-1.2e-5_h)));
ASTPrinter& gen = Build();
gen.Generate();
EXPECT_THAT(gen.Diagnostics(), testing::IsEmpty());
EXPECT_THAT(gen.Result(), HasSubstr("f16(-0.00001198053359985352h)"));
}
TEST_F(WgslASTPrinterTest_Constructor, Type_Bool) {
WrapInFunction(Call<bool>(true));
ASTPrinter& gen = Build();
gen.Generate();
EXPECT_THAT(gen.Diagnostics(), testing::IsEmpty());
EXPECT_THAT(gen.Result(), HasSubstr("bool(true)"));
}
TEST_F(WgslASTPrinterTest_Constructor, Type_Int) {
WrapInFunction(Call<i32>(-12345_i));
ASTPrinter& gen = Build();
gen.Generate();
EXPECT_THAT(gen.Diagnostics(), testing::IsEmpty());
EXPECT_THAT(gen.Result(), HasSubstr("i32(-12345i)"));
}
TEST_F(WgslASTPrinterTest_Constructor, Type_Uint) {
WrapInFunction(Call<u32>(12345_u));
ASTPrinter& gen = Build();
gen.Generate();
EXPECT_THAT(gen.Diagnostics(), testing::IsEmpty());
EXPECT_THAT(gen.Result(), HasSubstr("u32(12345u)"));
}
TEST_F(WgslASTPrinterTest_Constructor, Type_Vec_F32) {
WrapInFunction(Call<vec3<f32>>(1_f, 2_f, 3_f));
ASTPrinter& gen = Build();
gen.Generate();
EXPECT_THAT(gen.Diagnostics(), testing::IsEmpty());
EXPECT_THAT(gen.Result(), HasSubstr("vec3<f32>(1.0f, 2.0f, 3.0f)"));
}
TEST_F(WgslASTPrinterTest_Constructor, Type_Vec_F16) {
Enable(core::Extension::kF16);
WrapInFunction(Call<vec3<f16>>(1_h, 2_h, 3_h));
ASTPrinter& gen = Build();
gen.Generate();
EXPECT_THAT(gen.Diagnostics(), testing::IsEmpty());
EXPECT_THAT(gen.Result(), HasSubstr("vec3<f16>(1.0h, 2.0h, 3.0h)"));
}
TEST_F(WgslASTPrinterTest_Constructor, Type_Mat_F32) {
WrapInFunction(
Call<mat2x3<f32>>(Call<vec3<f32>>(1_f, 2_f, 3_f), Call<vec3<f32>>(3_f, 4_f, 5_f)));
ASTPrinter& gen = Build();
gen.Generate();
EXPECT_THAT(gen.Diagnostics(), testing::IsEmpty());
EXPECT_THAT(gen.Result(), HasSubstr("mat2x3<f32>(vec3<f32>(1.0f, 2.0f, 3.0f), "
"vec3<f32>(3.0f, 4.0f, 5.0f))"));
}
TEST_F(WgslASTPrinterTest_Constructor, Type_Mat_F16) {
Enable(core::Extension::kF16);
WrapInFunction(
Call<mat2x3<f16>>(Call<vec3<f16>>(1_h, 2_h, 3_h), Call<vec3<f16>>(3_h, 4_h, 5_h)));
ASTPrinter& gen = Build();
gen.Generate();
EXPECT_THAT(gen.Diagnostics(), testing::IsEmpty());
EXPECT_THAT(gen.Result(), HasSubstr("mat2x3<f16>(vec3<f16>(1.0h, 2.0h, 3.0h), "
"vec3<f16>(3.0h, 4.0h, 5.0h))"));
}
TEST_F(WgslASTPrinterTest_Constructor, Type_Array) {
WrapInFunction(Call(ty.array<vec3<f32>, 3>(), Call<vec3<f32>>(1_f, 2_f, 3_f),
Call<vec3<f32>>(4_f, 5_f, 6_f), Call<vec3<f32>>(7_f, 8_f, 9_f)));
ASTPrinter& gen = Build();
gen.Generate();
EXPECT_THAT(gen.Diagnostics(), testing::IsEmpty());
EXPECT_THAT(gen.Result(),
HasSubstr("array<vec3<f32>, 3u>(vec3<f32>(1.0f, 2.0f, 3.0f), "
"vec3<f32>(4.0f, 5.0f, 6.0f), vec3<f32>(7.0f, 8.0f, 9.0f))"));
}
TEST_F(WgslASTPrinterTest_Constructor, Type_ImplicitArray) {
WrapInFunction(Call(ty.array<Infer>(), Call<vec3<f32>>(1_f, 2_f, 3_f),
Call<vec3<f32>>(4_f, 5_f, 6_f), Call<vec3<f32>>(7_f, 8_f, 9_f)));
ASTPrinter& gen = Build();
gen.Generate();
EXPECT_THAT(gen.Diagnostics(), testing::IsEmpty());
EXPECT_THAT(gen.Result(),
HasSubstr("array(vec3<f32>(1.0f, 2.0f, 3.0f), "
"vec3<f32>(4.0f, 5.0f, 6.0f), vec3<f32>(7.0f, 8.0f, 9.0f))"));
}
} // namespace
} // namespace tint::wgsl::writer