dawn-cmake/src/ast/call_expression_test.cc

128 lines
3.4 KiB
C++

// 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-spi.h"
#include "src/ast/test_helper.h"
namespace tint {
namespace ast {
namespace {
using CallExpressionTest = TestHelper;
TEST_F(CallExpressionTest, Creation) {
auto* func = Expr("func");
ExpressionList params;
params.push_back(Expr("param1"));
params.push_back(Expr("param2"));
auto* stmt = create<CallExpression>(func, params);
EXPECT_EQ(stmt->func(), func);
const auto& vec = stmt->params();
ASSERT_EQ(vec.size(), 2u);
EXPECT_EQ(vec[0], params[0]);
EXPECT_EQ(vec[1], params[1]);
}
TEST_F(CallExpressionTest, Creation_WithSource) {
auto* func = Expr("func");
auto* stmt = create<CallExpression>(Source{Source::Location{20, 2}}, func,
ExpressionList{});
auto src = stmt->source();
EXPECT_EQ(src.range.begin.line, 20u);
EXPECT_EQ(src.range.begin.column, 2u);
}
TEST_F(CallExpressionTest, IsCall) {
auto* func = Expr("func");
auto* stmt = create<CallExpression>(func, ExpressionList{});
EXPECT_TRUE(stmt->Is<CallExpression>());
}
TEST_F(CallExpressionTest, Assert_Null_Function) {
EXPECT_FATAL_FAILURE(
{
ProgramBuilder b;
b.create<CallExpression>(nullptr, ExpressionList{});
},
"internal compiler error");
}
TEST_F(CallExpressionTest, Assert_Null_Param) {
EXPECT_FATAL_FAILURE(
{
ProgramBuilder b;
ExpressionList params;
params.push_back(b.Expr("param1"));
params.push_back(nullptr);
params.push_back(b.Expr("param2"));
b.create<CallExpression>(b.Expr("func"), params);
},
"internal compiler error");
}
TEST_F(CallExpressionTest, Assert_DifferentProgramID_Function) {
EXPECT_FATAL_FAILURE(
{
ProgramBuilder b1;
ProgramBuilder b2;
b1.create<CallExpression>(b2.Expr("func"), ExpressionList{});
},
"internal compiler error");
}
TEST_F(CallExpressionTest, Assert_DifferentProgramID_Param) {
EXPECT_FATAL_FAILURE(
{
ProgramBuilder b1;
ProgramBuilder b2;
b1.create<CallExpression>(b1.Expr("func"),
ExpressionList{b2.Expr("param1")});
},
"internal compiler error");
}
TEST_F(CallExpressionTest, ToStr_NoParams) {
auto* func = Expr("func");
auto* stmt = create<CallExpression>(func, ExpressionList{});
EXPECT_EQ(str(stmt), R"(Call[not set]{
Identifier[not set]{func}
(
)
}
)");
}
TEST_F(CallExpressionTest, ToStr_WithParams) {
auto* func = Expr("func");
ExpressionList params;
params.push_back(Expr("param1"));
params.push_back(Expr("param2"));
auto* stmt = create<CallExpression>(func, params);
EXPECT_EQ(str(stmt), R"(Call[not set]{
Identifier[not set]{func}
(
Identifier[not set]{param1}
Identifier[not set]{param2}
)
}
)");
}
} // namespace
} // namespace ast
} // namespace tint