mirror of
https://github.com/encounter/dawn-cmake.git
synced 2025-05-15 03:41:34 +00:00
950809f534
Change-Id: I0c79be17a10a542df602447e555c1344621d2dce Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/53803 Kokoro: Kokoro <noreply+kokoro@google.com> Reviewed-by: Antonio Maiorano <amaiorano@google.com>
131 lines
4.1 KiB
C++
131 lines
4.1 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 "src/reader/wgsl/parser_impl_test_helper.h"
|
|
|
|
namespace tint {
|
|
namespace reader {
|
|
namespace wgsl {
|
|
namespace {
|
|
|
|
TEST_F(ParserImplTest, FunctionHeader) {
|
|
auto p = parser("fn main(a : i32, b: f32)");
|
|
auto f = p->function_header();
|
|
ASSERT_FALSE(p->has_error()) << p->error();
|
|
EXPECT_TRUE(f.matched);
|
|
EXPECT_FALSE(f.errored);
|
|
|
|
EXPECT_EQ(f->name, "main");
|
|
ASSERT_EQ(f->params.size(), 2u);
|
|
EXPECT_EQ(f->params[0]->symbol(), p->builder().Symbols().Get("a"));
|
|
EXPECT_EQ(f->params[1]->symbol(), p->builder().Symbols().Get("b"));
|
|
EXPECT_TRUE(f->return_type->Is<ast::Void>());
|
|
}
|
|
|
|
TEST_F(ParserImplTest, FunctionHeader_TrailingComma) {
|
|
auto p = parser("fn main(a :i32,)");
|
|
auto f = p->function_header();
|
|
EXPECT_TRUE(f.matched);
|
|
EXPECT_FALSE(f.errored);
|
|
|
|
EXPECT_EQ(f->name, "main");
|
|
ASSERT_EQ(f->params.size(), 1u);
|
|
EXPECT_EQ(f->params[0]->symbol(), p->builder().Symbols().Get("a"));
|
|
EXPECT_TRUE(f->return_type->Is<ast::Void>());
|
|
}
|
|
|
|
TEST_F(ParserImplTest, FunctionHeader_DecoratedReturnType) {
|
|
auto p = parser("fn main() -> [[location(1)]] f32");
|
|
auto f = p->function_header();
|
|
ASSERT_FALSE(p->has_error()) << p->error();
|
|
EXPECT_TRUE(f.matched);
|
|
EXPECT_FALSE(f.errored);
|
|
|
|
EXPECT_EQ(f->name, "main");
|
|
EXPECT_EQ(f->params.size(), 0u);
|
|
EXPECT_TRUE(f->return_type->Is<ast::F32>());
|
|
ASSERT_EQ(f->return_type_decorations.size(), 1u);
|
|
auto* loc = f->return_type_decorations[0]->As<ast::LocationDecoration>();
|
|
ASSERT_TRUE(loc != nullptr);
|
|
EXPECT_EQ(loc->value(), 1u);
|
|
}
|
|
|
|
TEST_F(ParserImplTest, FunctionHeader_MissingIdent) {
|
|
auto p = parser("fn ()");
|
|
auto f = p->function_header();
|
|
EXPECT_FALSE(f.matched);
|
|
EXPECT_TRUE(f.errored);
|
|
EXPECT_TRUE(p->has_error());
|
|
EXPECT_EQ(p->error(), "1:4: expected identifier for function declaration");
|
|
}
|
|
|
|
TEST_F(ParserImplTest, FunctionHeader_InvalidIdent) {
|
|
auto p = parser("fn 133main() -> i32");
|
|
auto f = p->function_header();
|
|
EXPECT_FALSE(f.matched);
|
|
EXPECT_TRUE(f.errored);
|
|
EXPECT_TRUE(p->has_error());
|
|
EXPECT_EQ(p->error(), "1:4: expected identifier for function declaration");
|
|
}
|
|
|
|
TEST_F(ParserImplTest, FunctionHeader_MissingParenLeft) {
|
|
auto p = parser("fn main) -> i32");
|
|
auto f = p->function_header();
|
|
EXPECT_FALSE(f.matched);
|
|
EXPECT_TRUE(f.errored);
|
|
EXPECT_TRUE(p->has_error());
|
|
EXPECT_EQ(p->error(), "1:8: expected '(' for function declaration");
|
|
}
|
|
|
|
TEST_F(ParserImplTest, FunctionHeader_InvalidParamList) {
|
|
auto p = parser("fn main(a :i32, ,) -> i32");
|
|
auto f = p->function_header();
|
|
EXPECT_FALSE(f.matched);
|
|
EXPECT_TRUE(f.errored);
|
|
EXPECT_TRUE(p->has_error());
|
|
EXPECT_EQ(p->error(), "1:17: expected ')' for function declaration");
|
|
}
|
|
|
|
TEST_F(ParserImplTest, FunctionHeader_MissingParenRight) {
|
|
auto p = parser("fn main( -> i32");
|
|
auto f = p->function_header();
|
|
EXPECT_FALSE(f.matched);
|
|
EXPECT_TRUE(f.errored);
|
|
EXPECT_TRUE(p->has_error());
|
|
EXPECT_EQ(p->error(), "1:10: expected ')' for function declaration");
|
|
}
|
|
|
|
TEST_F(ParserImplTest, FunctionHeader_InvalidReturnType) {
|
|
auto p = parser("fn main() -> invalid");
|
|
auto f = p->function_header();
|
|
EXPECT_FALSE(f.matched);
|
|
EXPECT_TRUE(f.errored);
|
|
EXPECT_TRUE(p->has_error());
|
|
EXPECT_EQ(p->error(), "1:14: unknown type 'invalid'");
|
|
}
|
|
|
|
TEST_F(ParserImplTest, FunctionHeader_MissingReturnType) {
|
|
auto p = parser("fn main() ->");
|
|
auto f = p->function_header();
|
|
EXPECT_FALSE(f.matched);
|
|
EXPECT_TRUE(f.errored);
|
|
EXPECT_TRUE(p->has_error());
|
|
EXPECT_EQ(p->error(), "1:13: unable to determine function return type");
|
|
}
|
|
|
|
} // namespace
|
|
} // namespace wgsl
|
|
} // namespace reader
|
|
} // namespace tint
|