blob: b14cc9a8f8ff04e00c447398639eed222ddd2ad4 [file] [log] [blame]
// Copyright 2021 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/ast/call_statement.h"
#include "src/tint/utils/string_stream.h"
#include "src/tint/writer/glsl/test_helper.h"
#include "gmock/gmock.h"
using namespace tint::number_suffixes; // NOLINT
namespace tint::writer::glsl {
namespace {
using GlslGeneratorImplTest_Call = TestHelper;
TEST_F(GlslGeneratorImplTest_Call, EmitExpression_Call_WithoutParams) {
Func("my_func", utils::Empty, ty.f32(), utils::Vector{Return(1.23_f)});
auto* call = Call("my_func");
WrapInFunction(call);
GeneratorImpl& gen = Build();
utils::StringStream out;
gen.EmitExpression(out, call);
EXPECT_THAT(gen.Diagnostics(), testing::IsEmpty());
EXPECT_EQ(out.str(), "my_func()");
}
TEST_F(GlslGeneratorImplTest_Call, EmitExpression_Call_WithParams) {
Func("my_func",
utils::Vector{
Param(Sym(), ty.f32()),
Param(Sym(), ty.f32()),
},
ty.f32(), utils::Vector{Return(1.23_f)});
GlobalVar("param1", ty.f32(), builtin::AddressSpace::kPrivate);
GlobalVar("param2", ty.f32(), builtin::AddressSpace::kPrivate);
auto* call = Call("my_func", "param1", "param2");
WrapInFunction(call);
GeneratorImpl& gen = Build();
utils::StringStream out;
gen.EmitExpression(out, call);
EXPECT_THAT(gen.Diagnostics(), testing::IsEmpty());
EXPECT_EQ(out.str(), "my_func(param1, param2)");
}
TEST_F(GlslGeneratorImplTest_Call, EmitStatement_Call) {
Func("my_func",
utils::Vector{
Param(Sym(), ty.f32()),
Param(Sym(), ty.f32()),
},
ty.void_(), utils::Empty, utils::Empty);
GlobalVar("param1", ty.f32(), builtin::AddressSpace::kPrivate);
GlobalVar("param2", ty.f32(), builtin::AddressSpace::kPrivate);
auto* call = CallStmt(Call("my_func", "param1", "param2"));
WrapInFunction(call);
GeneratorImpl& gen = Build();
gen.increment_indent();
gen.EmitStatement(call);
EXPECT_THAT(gen.Diagnostics(), testing::IsEmpty());
EXPECT_EQ(gen.result(), " my_func(param1, param2);\n");
}
} // namespace
} // namespace tint::writer::glsl