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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 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 #ifndef MOJO_PUBLIC_CPP_BINDINGS_LIB_VALIDATION_ERRORS_H_ | 5 #ifndef MOJO_PUBLIC_CPP_BINDINGS_LIB_VALIDATION_ERRORS_H_ |
6 #define MOJO_PUBLIC_CPP_BINDINGS_LIB_VALIDATION_ERRORS_H_ | 6 #define MOJO_PUBLIC_CPP_BINDINGS_LIB_VALIDATION_ERRORS_H_ |
7 | 7 |
| 8 #include "mojo/public/cpp/bindings/callback.h" |
8 #include "mojo/public/cpp/system/macros.h" | 9 #include "mojo/public/cpp/system/macros.h" |
9 | 10 |
10 namespace mojo { | 11 namespace mojo { |
11 namespace internal { | 12 namespace internal { |
12 | 13 |
13 enum ValidationError { | 14 enum ValidationError { |
14 // There is no validation error. | 15 // There is no validation error. |
15 VALIDATION_ERROR_NONE, | 16 VALIDATION_ERROR_NONE, |
16 // An object (struct or array) is not 8-byte aligned. | 17 // An object (struct or array) is not 8-byte aligned. |
17 VALIDATION_ERROR_MISALIGNED_OBJECT, | 18 VALIDATION_ERROR_MISALIGNED_OBJECT, |
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63 | 64 |
64 const char* ValidationErrorToString(ValidationError error); | 65 const char* ValidationErrorToString(ValidationError error); |
65 | 66 |
66 void ReportValidationError(ValidationError error, | 67 void ReportValidationError(ValidationError error, |
67 const char* description = nullptr); | 68 const char* description = nullptr); |
68 | 69 |
69 // Only used by validation tests and when there is only one thread doing message | 70 // Only used by validation tests and when there is only one thread doing message |
70 // validation. | 71 // validation. |
71 class ValidationErrorObserverForTesting { | 72 class ValidationErrorObserverForTesting { |
72 public: | 73 public: |
73 ValidationErrorObserverForTesting(); | 74 explicit ValidationErrorObserverForTesting(const Callback<void()>& callback); |
74 ~ValidationErrorObserverForTesting(); | 75 ~ValidationErrorObserverForTesting(); |
75 | 76 |
76 ValidationError last_error() const { return last_error_; } | 77 ValidationError last_error() const { return last_error_; } |
77 void set_last_error(ValidationError error) { last_error_ = error; } | 78 void set_last_error(ValidationError error) { |
| 79 last_error_ = error; |
| 80 callback_.Run(); |
| 81 } |
78 | 82 |
79 private: | 83 private: |
80 ValidationError last_error_; | 84 ValidationError last_error_; |
| 85 Callback<void()> callback_; |
81 | 86 |
82 MOJO_DISALLOW_COPY_AND_ASSIGN(ValidationErrorObserverForTesting); | 87 MOJO_DISALLOW_COPY_AND_ASSIGN(ValidationErrorObserverForTesting); |
83 }; | 88 }; |
84 | 89 |
85 // Used only by MOJO_INTERNAL_DLOG_SERIALIZATION_WARNING. Don't use it directly. | 90 // Used only by MOJO_INTERNAL_DLOG_SERIALIZATION_WARNING. Don't use it directly. |
86 // | 91 // |
87 // The function returns true if the error is recorded (by a | 92 // The function returns true if the error is recorded (by a |
88 // SerializationWarningObserverForTesting object), false otherwise. | 93 // SerializationWarningObserverForTesting object), false otherwise. |
89 bool ReportSerializationWarning(ValidationError error); | 94 bool ReportSerializationWarning(ValidationError error); |
90 | 95 |
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117 // | 122 // |
118 // In non-debug build, does nothing (not even compiling |condition|). | 123 // In non-debug build, does nothing (not even compiling |condition|). |
119 #define MOJO_INTERNAL_DLOG_SERIALIZATION_WARNING( \ | 124 #define MOJO_INTERNAL_DLOG_SERIALIZATION_WARNING( \ |
120 condition, error, description) \ | 125 condition, error, description) \ |
121 MOJO_DLOG_IF(FATAL, (condition) && !ReportSerializationWarning(error)) \ | 126 MOJO_DLOG_IF(FATAL, (condition) && !ReportSerializationWarning(error)) \ |
122 << "The outgoing message will trigger " \ | 127 << "The outgoing message will trigger " \ |
123 << ValidationErrorToString(error) << " at the receiving side (" \ | 128 << ValidationErrorToString(error) << " at the receiving side (" \ |
124 << description << ")."; | 129 << description << ")."; |
125 | 130 |
126 #endif // MOJO_PUBLIC_CPP_BINDINGS_LIB_VALIDATION_ERRORS_H_ | 131 #endif // MOJO_PUBLIC_CPP_BINDINGS_LIB_VALIDATION_ERRORS_H_ |
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