blob: 449a504cfd6e91d1d7f71b0e2c851ed9bbff7548 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
|
// Copyright (c) 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef TOOLS_GN_TEST_WITH_SCOPE_H_
#define TOOLS_GN_TEST_WITH_SCOPE_H_
#include <vector>
#include "base/basictypes.h"
#include "tools/gn/build_settings.h"
#include "tools/gn/err.h"
#include "tools/gn/input_file.h"
#include "tools/gn/parse_tree.h"
#include "tools/gn/scope.h"
#include "tools/gn/settings.h"
#include "tools/gn/token.h"
#include "tools/gn/toolchain.h"
#include "tools/gn/value.h"
// A helper class for setting up a Scope that a test can use. It makes a
// toolchain and sets up all the build state.
class TestWithScope {
public:
TestWithScope();
~TestWithScope();
BuildSettings* build_settings() { return &build_settings_; }
Settings* settings() { return &settings_; }
Toolchain* toolchain() { return &toolchain_; }
Scope* scope() { return &scope_; }
// This buffer accumulates output from any print() commands executed in the
// context of this test. Note that the implementation of this is not
// threadsafe so don't write tests that call print from multiple threads.
std::string& print_output() { return print_output_; }
// Fills in the tools for the given toolchain with reasonable default values.
// The toolchain in this object will be automatically set up with this
// function, it is exposed to allow tests to get the same functionality for
// other toolchains they make
static void SetupToolchain(Toolchain* toolchain);
private:
void AppendPrintOutput(const std::string& str);
BuildSettings build_settings_;
Settings settings_;
Toolchain toolchain_;
Scope scope_;
std::string print_output_;
DISALLOW_COPY_AND_ASSIGN(TestWithScope);
};
// Helper class to treat some string input as a file.
//
// Instantiate it with the contents you want, be sure to check for error, and
// then you can execute the ParseNode or whatever.
class TestParseInput {
public:
TestParseInput(const std::string& input);
~TestParseInput();
// Indicates whether and what error occurred during tokenizing and parsing.
bool has_error() const { return parse_err_.has_error(); }
const Err& parse_err() const { return parse_err_; }
const InputFile& input_file() const { return input_file_; }
const std::vector<Token>& tokens() const { return tokens_; }
const ParseNode* parsed() const { return parsed_.get(); }
private:
InputFile input_file_;
std::vector<Token> tokens_;
scoped_ptr<ParseNode> parsed_;
Err parse_err_;
DISALLOW_COPY_AND_ASSIGN(TestParseInput);
};
#endif // TOOLS_GN_TEST_WITH_SCOPE_H_
|
