comparison osx/include/kj/test.h @ 134:41e769c91eca

Add Capnp and KJ builds for OSX

+// Copyright (c) 2013-2014 Sandstorm Development Group, Inc. and contributors
+// Licensed under the MIT License:
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+// THE SOFTWARE.
+
+#ifndef KJ_TEST_H_
+#define KJ_TEST_H_
+
+#if defined(__GNUC__) && !KJ_HEADER_WARNINGS
+#pragma GCC system_header
+#endif
+
+#include "debug.h"
+#include "vector.h"
+
+namespace kj {
+
+class TestRunner;
+
+class TestCase {
+public:
+  TestCase(const char* file, uint line, const char* description);
+  ~TestCase();
+
+  virtual void run() = 0;
+
+private:
+  const char* file;
+  uint line;
+  const char* description;
+  TestCase* next;
+  TestCase** prev;
+  bool matchedFilter;
+
+  friend class TestRunner;
+};
+
+#define KJ_TEST(description) \
+  /* Make sure the linker fails if tests are not in anonymous namespaces. */ \
+  extern int KJ_CONCAT(YouMustWrapTestsInAnonymousNamespace, __COUNTER__) KJ_UNUSED; \
+  class KJ_UNIQUE_NAME(TestCase): public ::kj::TestCase { \
+  public: \
+    KJ_UNIQUE_NAME(TestCase)(): ::kj::TestCase(__FILE__, __LINE__, description) {} \
+    void run() override; \
+  } KJ_UNIQUE_NAME(testCase); \
+  void KJ_UNIQUE_NAME(TestCase)::run()
+
+#if _MSC_VER
+#define KJ_INDIRECT_EXPAND(m, vargs) m vargs
+#define KJ_FAIL_EXPECT(...) \
+  KJ_INDIRECT_EXPAND(KJ_LOG, (ERROR , __VA_ARGS__));
+#define KJ_EXPECT(cond, ...) \
+  if (cond); else KJ_INDIRECT_EXPAND(KJ_FAIL_EXPECT, ("failed: expected " #cond , __VA_ARGS__))
+#else
+#define KJ_FAIL_EXPECT(...) \
+  KJ_LOG(ERROR, ##__VA_ARGS__);
+#define KJ_EXPECT(cond, ...) \
+  if (cond); else KJ_FAIL_EXPECT("failed: expected " #cond, ##__VA_ARGS__)
+#endif
+
+#define KJ_EXPECT_THROW(type, code) \
+  do { \
+    KJ_IF_MAYBE(e, ::kj::runCatchingExceptions([&]() { code; })) { \
+      KJ_EXPECT(e->getType() == ::kj::Exception::Type::type, \
+          "code threw wrong exception type: " #code, e->getType()); \
+    } else { \
+      KJ_FAIL_EXPECT("code did not throw: " #code); \
+    } \
+  } while (false)
+
+#define KJ_EXPECT_THROW_MESSAGE(message, code) \
+  do { \
+    KJ_IF_MAYBE(e, ::kj::runCatchingExceptions([&]() { code; })) { \
+      KJ_EXPECT(::kj::_::hasSubstring(e->getDescription(), message), \
+          "exception description didn't contain expected substring", e->getDescription()); \
+    } else { \
+      KJ_FAIL_EXPECT("code did not throw: " #code); \
+    } \
+  } while (false)
+
+#define KJ_EXPECT_LOG(level, substring) \
+  ::kj::_::LogExpectation KJ_UNIQUE_NAME(_kjLogExpectation)(::kj::LogSeverity::level, substring)
+// Expects that a log message with the given level and substring text will be printed within
+// the current scope. This message will not cause the test to fail, even if it is an error.
+
+// =======================================================================================
+
+namespace _ {  // private
+
+bool hasSubstring(kj::StringPtr haystack, kj::StringPtr needle);
+
+class LogExpectation: public ExceptionCallback {
+public:
+  LogExpectation(LogSeverity severity, StringPtr substring);
+  ~LogExpectation();
+
+  void logMessage(LogSeverity severity, const char* file, int line, int contextDepth,
+                  String&& text) override;
+
+private:
+  LogSeverity severity;
+  StringPtr substring;
+  bool seen;
+  UnwindDetector unwindDetector;
+};
+
+class GlobFilter {
+  // Implements glob filters for the --filter flag.
+  //
+  // Exposed in header only for testing.
+
+public:
+  explicit GlobFilter(const char* pattern);
+  explicit GlobFilter(ArrayPtr<const char> pattern);
+
+  bool matches(StringPtr name);
+
+private:
+  String pattern;
+  Vector<uint> states;
+
+  void applyState(char c, int state);
+};
+
+}  // namespace _ (private)
+}  // namespace kj
+
+#endif // KJ_TEST_H_