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+// test.h -- simplistic test framework for gold unittests -*- C++ -*-
+
+#ifndef GOLD_TESTSUITE_TEST_H
+#define GOLD_TESTSUITE_TEST_H
+
+namespace gold_testsuite
+{
+
+class Test_report;
+
+// This class handles basic test framework functionality.
+
+class Test_framework
+{
+ public:
+ Test_framework()
+ : testname_(NULL), current_fail_(0), passes_(0), failures_(0)
+ { }
+
+ // Return number of failures.
+ unsigned int
+ failures() const
+ { return this->failures_; }
+
+ // Run a test.
+ void
+ run(const char* name, bool (*pfn)(Test_report*));
+
+ // Get the current Test_report. This is used by the test support
+ // macros.
+ static Test_report*
+ report()
+ { return Test_framework::current_report; }
+
+ private:
+ friend class Test_report;
+
+ // Cause the current test to fail.
+ void
+ fail()
+ { ++this->current_fail_ = true; }
+
+ // Report an error from the current test.
+ void
+ error(const char* message);
+
+ // Current Test_report. This is a static variable valid while a
+ // test is being run.
+ static Test_report* current_report;
+
+ // Current test being run.
+ const char* testname_;
+ // Whether the current test is failing.
+ bool current_fail_;
+ // Total number of passeed tests.
+ unsigned int passes_;
+ // Total number of failed tests.
+ unsigned int failures_;
+};
+
+// An instance of this class is passed to each test function.
+
+class Test_report
+{
+public:
+ Test_report(Test_framework* tf)
+ : tf_(tf)
+ { }
+
+ // Mark the test as failing.
+ void
+ fail()
+ { this->tf_->fail(); }
+
+ // Report an error.
+ void
+ error(const char* message)
+ { this->tf_->error(message); }
+
+private:
+ Test_framework* tf_;
+};
+
+// This class registers a test function so that the testsuite runs it.
+
+class Register_test
+{
+ public:
+ Register_test(const char* name, bool (*pfn)(Test_report*));
+
+ // Run all registered tests.
+ static void
+ run_tests(Test_framework*);
+
+ private:
+ // Linked list of all tests.
+ static Register_test* all_tests;
+
+ // Test name.
+ const char* name_;
+ // Function to call. It should return true if the test passes,
+ // false if it fails.
+ bool (*pfn_)(Test_report*);
+ // Next test in linked list.
+ Register_test* next_;
+};
+
+} // End namespace gold_testsuite.
+
+// These macros are for convenient use in tests.
+
+// Check that a condition is true. If it is false, report a failure.
+
+#define CHECK(cond) \
+ ((cond) ? 0 : (::gold_testsuite::Test_framework::report()->fail(), 0))
+
+// Report an error during a test.
+
+#define ERROR(msg) (::gold_testsuite::Test_framework::report()->error(msg))
+
+#endif // !defined(GOLD_TESTSUITE_TEST_H)