| // 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 "gtest/gtest.h" |
| #include "src/ast/bool_literal.h" |
| #include "src/ast/float_literal.h" |
| #include "src/ast/scalar_constructor_expression.h" |
| #include "src/ast/sint_literal.h" |
| #include "src/ast/type/array_type.h" |
| #include "src/ast/type/bool_type.h" |
| #include "src/ast/type/f32_type.h" |
| #include "src/ast/type/i32_type.h" |
| #include "src/ast/type/matrix_type.h" |
| #include "src/ast/type/u32_type.h" |
| #include "src/ast/type/vector_type.h" |
| #include "src/ast/uint_literal.h" |
| #include "src/writer/wgsl/generator_impl.h" |
| #include "src/writer/wgsl/test_helper.h" |
| |
| namespace tint { |
| namespace writer { |
| namespace wgsl { |
| namespace { |
| |
| using WgslGeneratorImplTest = TestHelper; |
| |
| TEST_F(WgslGeneratorImplTest, EmitConstructor_Bool) { |
| ASSERT_TRUE(gen.EmitConstructor(Expr(false))) << gen.error(); |
| EXPECT_EQ(gen.result(), "false"); |
| } |
| |
| TEST_F(WgslGeneratorImplTest, EmitConstructor_Int) { |
| ASSERT_TRUE(gen.EmitConstructor(Expr(-12345))) << gen.error(); |
| EXPECT_EQ(gen.result(), "-12345"); |
| } |
| |
| TEST_F(WgslGeneratorImplTest, EmitConstructor_UInt) { |
| ASSERT_TRUE(gen.EmitConstructor(Expr(56779u))) << gen.error(); |
| EXPECT_EQ(gen.result(), "56779u"); |
| } |
| |
| TEST_F(WgslGeneratorImplTest, EmitConstructor_Float) { |
| // Use a number close to 1<<30 but whose decimal representation ends in 0. |
| ASSERT_TRUE(gen.EmitConstructor(Expr(static_cast<float>((1 << 30) - 4)))) |
| << gen.error(); |
| EXPECT_EQ(gen.result(), "1073741824.0"); |
| } |
| |
| TEST_F(WgslGeneratorImplTest, EmitConstructor_Type_Float) { |
| ASSERT_TRUE(gen.EmitConstructor(Construct<f32>(Expr(-1.2e-5f)))) |
| << gen.error(); |
| EXPECT_EQ(gen.result(), "f32(-0.000012)"); |
| } |
| |
| TEST_F(WgslGeneratorImplTest, EmitConstructor_Type_Bool) { |
| ASSERT_TRUE(gen.EmitConstructor(Construct<bool>(true))) << gen.error(); |
| EXPECT_EQ(gen.result(), "bool(true)"); |
| } |
| |
| TEST_F(WgslGeneratorImplTest, EmitConstructor_Type_Int) { |
| ASSERT_TRUE(gen.EmitConstructor(Construct<i32>(-12345))) << gen.error(); |
| EXPECT_EQ(gen.result(), "i32(-12345)"); |
| } |
| |
| TEST_F(WgslGeneratorImplTest, EmitConstructor_Type_Uint) { |
| ASSERT_TRUE(gen.EmitConstructor(Construct<u32>(12345u))) << gen.error(); |
| EXPECT_EQ(gen.result(), "u32(12345u)"); |
| } |
| |
| TEST_F(WgslGeneratorImplTest, EmitConstructor_Type_Vec) { |
| ASSERT_TRUE(gen.EmitConstructor(vec3<f32>(1.f, 2.f, 3.f))) << gen.error(); |
| EXPECT_EQ(gen.result(), "vec3<f32>(1.0, 2.0, 3.0)"); |
| } |
| |
| TEST_F(WgslGeneratorImplTest, EmitConstructor_Type_Mat) { |
| ASSERT_TRUE(gen.EmitConstructor( |
| Construct(ty.mat2x3<f32>(), vec2<f32>(1.0f, 2.0f), vec2<f32>(3.0f, 4.0f), |
| vec2<f32>(5.0f, 6.0f)))) |
| << gen.error(); |
| EXPECT_EQ(gen.result(), |
| "mat2x3<f32>(vec2<f32>(1.0, 2.0), vec2<f32>(3.0, 4.0), " |
| "vec2<f32>(5.0, 6.0))"); |
| } |
| |
| TEST_F(WgslGeneratorImplTest, EmitConstructor_Type_Array) { |
| ASSERT_TRUE(gen.EmitConstructor( |
| array(ty.vec3<f32>(), 3, vec3<f32>(1.f, 2.f, 3.f), |
| vec3<f32>(4.f, 5.f, 6.f), vec3<f32>(7.f, 8.f, 9.f)))) |
| << gen.error(); |
| EXPECT_EQ(gen.result(), |
| "array<vec3<f32>, 3>(vec3<f32>(1.0, 2.0, 3.0), " |
| "vec3<f32>(4.0, 5.0, 6.0), vec3<f32>(7.0, 8.0, 9.0))"); |
| } |
| |
| } // namespace |
| } // namespace wgsl |
| } // namespace writer |
| } // namespace tint |