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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/ast/helper_test.h"
#include "src/tint/utils/text/string_stream.h"
namespace tint::ast {
namespace {
using FloatLiteralExpressionTest = TestHelper;
TEST_F(FloatLiteralExpressionTest, SuffixNone) {
auto* i = create<FloatLiteralExpression>(42.0, FloatLiteralExpression::Suffix::kNone);
ASSERT_TRUE(i->Is<FloatLiteralExpression>());
EXPECT_EQ(i->value, 42);
EXPECT_EQ(i->suffix, FloatLiteralExpression::Suffix::kNone);
}
TEST_F(FloatLiteralExpressionTest, SuffixF) {
auto* i = create<FloatLiteralExpression>(42.0, FloatLiteralExpression::Suffix::kF);
ASSERT_TRUE(i->Is<FloatLiteralExpression>());
EXPECT_EQ(i->value, 42);
EXPECT_EQ(i->suffix, FloatLiteralExpression::Suffix::kF);
}
TEST_F(FloatLiteralExpressionTest, SuffixH) {
auto* i = create<FloatLiteralExpression>(42.0, FloatLiteralExpression::Suffix::kH);
ASSERT_TRUE(i->Is<FloatLiteralExpression>());
EXPECT_EQ(i->value, 42);
EXPECT_EQ(i->suffix, FloatLiteralExpression::Suffix::kH);
}
TEST_F(FloatLiteralExpressionTest, SuffixStringStream) {
auto to_str = [](FloatLiteralExpression::Suffix suffix) {
StringStream ss;
ss << suffix;
return ss.str();
};
EXPECT_EQ("", to_str(FloatLiteralExpression::Suffix::kNone));
EXPECT_EQ("f", to_str(FloatLiteralExpression::Suffix::kF));
EXPECT_EQ("h", to_str(FloatLiteralExpression::Suffix::kH));
}
} // namespace
} // namespace tint::ast