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https://github.com/encounter/dawn-cmake.git
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acf7643518
Change-Id: I842483890b369d63c23dba475b6738bffe5cfdbd Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/34319 Reviewed-by: dan sinclair <dsinclair@chromium.org>
104 lines
3.0 KiB
C++
104 lines
3.0 KiB
C++
// Copyright 2020 The Tint Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "gtest/gtest.h"
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#include "src/ast/bool_literal.h"
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#include "src/ast/float_literal.h"
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#include "src/ast/sint_literal.h"
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#include "src/ast/uint_literal.h"
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#include "src/reader/wgsl/parser_impl.h"
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#include "src/reader/wgsl/parser_impl_test_helper.h"
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namespace tint {
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namespace reader {
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namespace wgsl {
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namespace {
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TEST_F(ParserImplTest, ConstLiteral_Int) {
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auto p = parser("-234");
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auto c = p->const_literal();
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EXPECT_TRUE(c.matched);
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EXPECT_FALSE(c.errored);
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EXPECT_FALSE(p->has_error());
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ASSERT_NE(c.value, nullptr);
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ASSERT_TRUE(c->Is<ast::SintLiteral>());
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EXPECT_EQ(c->As<ast::SintLiteral>()->value(), -234);
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}
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TEST_F(ParserImplTest, ConstLiteral_Uint) {
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auto p = parser("234u");
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auto c = p->const_literal();
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EXPECT_TRUE(c.matched);
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EXPECT_FALSE(c.errored);
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EXPECT_FALSE(p->has_error());
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ASSERT_NE(c.value, nullptr);
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ASSERT_TRUE(c->Is<ast::UintLiteral>());
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EXPECT_EQ(c->As<ast::UintLiteral>()->value(), 234u);
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}
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TEST_F(ParserImplTest, ConstLiteral_Float) {
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auto p = parser("234.e12");
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auto c = p->const_literal();
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EXPECT_TRUE(c.matched);
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EXPECT_FALSE(c.errored);
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EXPECT_FALSE(p->has_error());
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ASSERT_NE(c.value, nullptr);
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ASSERT_TRUE(c->Is<ast::FloatLiteral>());
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EXPECT_FLOAT_EQ(c->As<ast::FloatLiteral>()->value(), 234e12f);
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}
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TEST_F(ParserImplTest, ConstLiteral_InvalidFloat) {
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auto p = parser("1.2e+256");
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auto c = p->const_literal();
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EXPECT_FALSE(c.matched);
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EXPECT_FALSE(c.errored);
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ASSERT_EQ(c.value, nullptr);
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}
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TEST_F(ParserImplTest, ConstLiteral_True) {
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auto p = parser("true");
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auto c = p->const_literal();
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EXPECT_TRUE(c.matched);
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EXPECT_FALSE(c.errored);
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EXPECT_FALSE(p->has_error());
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ASSERT_NE(c.value, nullptr);
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ASSERT_TRUE(c->Is<ast::BoolLiteral>());
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EXPECT_TRUE(c->As<ast::BoolLiteral>()->IsTrue());
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}
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TEST_F(ParserImplTest, ConstLiteral_False) {
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auto p = parser("false");
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auto c = p->const_literal();
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EXPECT_TRUE(c.matched);
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EXPECT_FALSE(c.errored);
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EXPECT_FALSE(p->has_error());
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ASSERT_NE(c.value, nullptr);
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ASSERT_TRUE(c->Is<ast::BoolLiteral>());
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EXPECT_TRUE(c->As<ast::BoolLiteral>()->IsFalse());
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}
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TEST_F(ParserImplTest, ConstLiteral_NoMatch) {
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auto p = parser("another-token");
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auto c = p->const_literal();
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EXPECT_FALSE(c.matched);
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EXPECT_FALSE(c.errored);
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EXPECT_FALSE(p->has_error());
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ASSERT_EQ(c.value, nullptr);
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}
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} // namespace
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} // namespace wgsl
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} // namespace reader
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} // namespace tint
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