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9328d94572
Was removed with: https://github.com/gpuweb/gpuweb/pull/1460 Bug: tint:677 Change-Id: If08cb450189c6158561051ef6e8f2439c60bc010 Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/47140 Auto-Submit: Ben Clayton <bclayton@google.com> Kokoro: Kokoro <noreply+kokoro@google.com> Reviewed-by: David Neto <dneto@google.com> Commit-Queue: Ben Clayton <bclayton@google.com>
73 lines
1.9 KiB
C++
73 lines
1.9 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 "src/reader/wgsl/parser.h"
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#include "gtest/gtest.h"
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#include "src/ast/module.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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using ParserTest = testing::Test;
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TEST_F(ParserTest, Empty) {
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Source::File file("test.wgsl", "");
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auto program = Parse(&file);
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auto errs = diag::Formatter().format(program.Diagnostics());
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ASSERT_TRUE(program.IsValid()) << errs;
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}
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TEST_F(ParserTest, Parses) {
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Source::File file("test.wgsl", R"(
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[[location(0)]] var<out> gl_FragColor : vec4<f32>;
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[[stage(vertex)]]
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fn main() {
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gl_FragColor = vec4<f32>(.4, .2, .3, 1.);
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}
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)");
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auto program = Parse(&file);
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auto errs = diag::Formatter().format(program.Diagnostics());
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ASSERT_TRUE(program.IsValid()) << errs;
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ASSERT_EQ(1u, program.AST().Functions().size());
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ASSERT_EQ(1u, program.AST().GlobalVariables().size());
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}
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TEST_F(ParserTest, HandlesError) {
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Source::File file("test.wgsl", R"(
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fn main() -> { // missing return type
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return;
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})");
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auto program = Parse(&file);
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auto errs = diag::Formatter().format(program.Diagnostics());
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ASSERT_FALSE(program.IsValid()) << errs;
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EXPECT_EQ(errs,
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R"(test.wgsl:2:15 error: unable to determine function return type
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fn main() -> { // missing return type
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^
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)");
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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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