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/return_statement.h"
16
17 #include "gtest/gtest-spi.h"
18 #include "src/ast/test_helper.h"
19
20 namespace tint {
21 namespace ast {
22 namespace {
23
24 using ReturnStatementTest = TestHelper;
25
TEST_F(ReturnStatementTest,Creation)26 TEST_F(ReturnStatementTest, Creation) {
27 auto* expr = Expr("expr");
28
29 auto* r = create<ReturnStatement>(expr);
30 EXPECT_EQ(r->value, expr);
31 }
32
TEST_F(ReturnStatementTest,Creation_WithSource)33 TEST_F(ReturnStatementTest, Creation_WithSource) {
34 auto* r = create<ReturnStatement>(Source{Source::Location{20, 2}});
35 auto src = r->source;
36 EXPECT_EQ(src.range.begin.line, 20u);
37 EXPECT_EQ(src.range.begin.column, 2u);
38 }
39
TEST_F(ReturnStatementTest,IsReturn)40 TEST_F(ReturnStatementTest, IsReturn) {
41 auto* r = create<ReturnStatement>();
42 EXPECT_TRUE(r->Is<ReturnStatement>());
43 }
44
TEST_F(ReturnStatementTest,WithoutValue)45 TEST_F(ReturnStatementTest, WithoutValue) {
46 auto* r = create<ReturnStatement>();
47 EXPECT_EQ(r->value, nullptr);
48 }
49
TEST_F(ReturnStatementTest,WithValue)50 TEST_F(ReturnStatementTest, WithValue) {
51 auto* expr = Expr("expr");
52 auto* r = create<ReturnStatement>(expr);
53 EXPECT_NE(r->value, nullptr);
54 }
55
TEST_F(ReturnStatementTest,Assert_DifferentProgramID_Expr)56 TEST_F(ReturnStatementTest, Assert_DifferentProgramID_Expr) {
57 EXPECT_FATAL_FAILURE(
58 {
59 ProgramBuilder b1;
60 ProgramBuilder b2;
61 b1.create<ReturnStatement>(b2.Expr(true));
62 },
63 "internal compiler error");
64 }
65
66 } // namespace
67 } // namespace ast
68 } // namespace tint
69