1 // Copyright 2020 The Tint Authors.
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6 //
7 // http://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
14
15 #include "src/ast/discard_statement.h"
16 #include "src/reader/wgsl/parser_impl_test_helper.h"
17
18 namespace tint {
19 namespace reader {
20 namespace wgsl {
21 namespace {
22
TEST_F(ParserImplTest,ContinuingStmt)23 TEST_F(ParserImplTest, ContinuingStmt) {
24 auto p = parser("continuing { discard; }");
25 auto e = p->continuing_stmt();
26 EXPECT_TRUE(e.matched);
27 EXPECT_FALSE(e.errored);
28 EXPECT_FALSE(p->has_error()) << p->error();
29 ASSERT_EQ(e->statements.size(), 1u);
30 ASSERT_TRUE(e->statements[0]->Is<ast::DiscardStatement>());
31 }
32
TEST_F(ParserImplTest,ContinuingStmt_InvalidBody)33 TEST_F(ParserImplTest, ContinuingStmt_InvalidBody) {
34 auto p = parser("continuing { discard }");
35 auto e = p->continuing_stmt();
36 EXPECT_FALSE(e.matched);
37 EXPECT_TRUE(e.errored);
38 EXPECT_EQ(e.value, nullptr);
39 EXPECT_TRUE(p->has_error());
40 EXPECT_EQ(p->error(), "1:22: expected ';' for discard statement");
41 }
42
43 } // namespace
44 } // namespace wgsl
45 } // namespace reader
46 } // namespace tint
47