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1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include <iostream> | 5 #include <iostream> |
6 #include <sstream> | 6 #include <sstream> |
7 | 7 |
8 #include "testing/gtest/include/gtest/gtest.h" | 8 #include "testing/gtest/include/gtest/gtest.h" |
9 #include "tools/gn/input_file.h" | 9 #include "tools/gn/input_file.h" |
10 #include "tools/gn/parser.h" | 10 #include "tools/gn/parser.h" |
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61 | 61 |
62 Err err; | 62 Err err; |
63 std::vector<Token> tokens = Tokenizer::Tokenize(&input_file, &err); | 63 std::vector<Token> tokens = Tokenizer::Tokenize(&input_file, &err); |
64 if (!err.has_error()) { | 64 if (!err.has_error()) { |
65 scoped_ptr<ParseNode> result = Parser::Parse(tokens, &err); | 65 scoped_ptr<ParseNode> result = Parser::Parse(tokens, &err); |
66 ASSERT_FALSE(result); | 66 ASSERT_FALSE(result); |
67 ASSERT_TRUE(err.has_error()); | 67 ASSERT_TRUE(err.has_error()); |
68 } | 68 } |
69 | 69 |
70 EXPECT_EQ(err_line, err.location().line_number()); | 70 EXPECT_EQ(err_line, err.location().line_number()); |
71 EXPECT_EQ(err_char, err.location().char_offset()); | 71 EXPECT_EQ(err_char, err.location().column_number()); |
72 } | 72 } |
73 | 73 |
74 // Expects the tokenizer or parser to identify an error at the given line and | 74 // Expects the tokenizer or parser to identify an error at the given line and |
75 // character. | 75 // character. |
76 void DoExpressionErrorTest(const char* input, int err_line, int err_char) { | 76 void DoExpressionErrorTest(const char* input, int err_line, int err_char) { |
77 InputFile input_file(SourceFile("/test")); | 77 InputFile input_file(SourceFile("/test")); |
78 input_file.SetContents(input); | 78 input_file.SetContents(input); |
79 | 79 |
80 Err err; | 80 Err err; |
81 std::vector<Token> tokens = Tokenizer::Tokenize(&input_file, &err); | 81 std::vector<Token> tokens = Tokenizer::Tokenize(&input_file, &err); |
82 if (!err.has_error()) { | 82 if (!err.has_error()) { |
83 scoped_ptr<ParseNode> result = Parser::ParseExpression(tokens, &err); | 83 scoped_ptr<ParseNode> result = Parser::ParseExpression(tokens, &err); |
84 ASSERT_FALSE(result); | 84 ASSERT_FALSE(result); |
85 ASSERT_TRUE(err.has_error()); | 85 ASSERT_TRUE(err.has_error()); |
86 } | 86 } |
87 | 87 |
88 EXPECT_EQ(err_line, err.location().line_number()); | 88 EXPECT_EQ(err_line, err.location().line_number()); |
89 EXPECT_EQ(err_char, err.location().char_offset()); | 89 EXPECT_EQ(err_char, err.location().column_number()); |
90 } | 90 } |
91 | 91 |
92 } // namespace | 92 } // namespace |
93 | 93 |
94 TEST(Parser, Literal) { | 94 TEST(Parser, Literal) { |
95 DoExpressionPrintTest("5", "LITERAL(5)\n"); | 95 DoExpressionPrintTest("5", "LITERAL(5)\n"); |
96 DoExpressionPrintTest("\"stuff\"", "LITERAL(\"stuff\")\n"); | 96 DoExpressionPrintTest("\"stuff\"", "LITERAL(\"stuff\")\n"); |
97 } | 97 } |
98 | 98 |
99 TEST(Parser, BinaryOp) { | 99 TEST(Parser, BinaryOp) { |
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702 // freestanding block. | 702 // freestanding block. |
703 TEST(Parser, StandaloneBlock) { | 703 TEST(Parser, StandaloneBlock) { |
704 DoParserErrorTest( | 704 DoParserErrorTest( |
705 "if (true) {\n" | 705 "if (true) {\n" |
706 "}\n" | 706 "}\n" |
707 "{\n" | 707 "{\n" |
708 " assert(false)\n" | 708 " assert(false)\n" |
709 "}\n", | 709 "}\n", |
710 3, 1); | 710 3, 1); |
711 } | 711 } |
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