add logging basic support.

Author: eranpeer

include/fakeit/Behavior.hpp

@@ -16,6 +16,7 @@
 
 #include "mockutils/DefaultValue.hpp"
 #include "fakeit/FakeitExceptions.hpp"
+#include "fakeit/FakeIt.hpp"
 
 namespace fakeit {
 
@@ -67,7 +68,9 @@ struct CallForever: public Behavior<R, arglist...> {
 template<typename R, typename ... arglist>
 struct ThrowUnexpectedMethodCall: public Behavior<R, arglist...> {
 	virtual R invoke(arglist&... args) override {
-		throw UnexpectedMethodCallException();
+		UnexpectedMethodCallException e;
+		FakeIt::log(e);
+		throw e;
 	}
 
 	virtual bool isDone() override {

include/fakeit/DefaultErrorFormatter.hpp

@@ -0,0 +1,30 @@
+/*
+ * Copyright (c) 2014 Eran Pe'er.
+ *
+ * This program is made available under the terms of the MIT License.
+ *
+ * Created on Mar 10, 2014
+ */
+
+#ifndef DefaultLogger_h__
+#define DefaultLogger_h__
+
+#include "fakeit/Logger.hpp"
+
+namespace fakeit {
+
+struct DefaultLogger: public fakeit::Logger {
+
+	virtual void log(UnexpectedMethodCallException& e) override {
+	}
+
+	virtual void log(SequenceVerificationException& e) override {
+	}
+
+	virtual void log(NoMoreInvocationsVerificationException& e) override {
+	}
+
+};
+}
+
+#endif //Logger_h__

include/fakeit/DefaultLogger.hpp

@@ -13,7 +13,7 @@
 
 namespace fakeit {
 
-template <typename C>
+template<typename C>
 struct MockObject {
 	virtual C & get() = 0;
 };

include/fakeit/DomainObjects.hpp

@@ -0,0 +1,39 @@
+/*
+ * Copyright (c) 2014 Eran Pe'er.
+ *
+ * This program is made available under the terms of the MIT License.
+ *
+ * Created on Mar 10, 2014
+ */
+
+#ifndef FakeIt_h__
+#define FakeIt_h__
+
+#include "fakeit/DefaultLogger.hpp"
+
+namespace fakeit {
+
+struct FakeIt {
+
+	static void log(UnexpectedMethodCallException& e){
+		getLogger().log(e);
+	}
+
+	static void log(SequenceVerificationException& e){
+		getLogger().log(e);
+	}
+
+	static void log(NoMoreInvocationsVerificationException& e){
+		getLogger().log(e);
+	}
+
+	static Logger& getLogger(){
+		static DefaultLogger logger;
+		return logger;
+	}
+};
+
+}
+
+
+#endif //

include/fakeit/ErrorFormatter.hpp

@@ -11,34 +11,31 @@
 
 #include <functional>
 #include "fakeit/Sequence.hpp"
-#include "fakeit/DomainObjects.hpp"
 #include "mockutils/Formatter.hpp"
 
 namespace fakeit {
 
-class FakeitException {
-};
+struct FakeitException {
 
-struct UnexpectedMethodCallException: public FakeitException {
-	UnexpectedMethodCallException() {
-	}
+	virtual std::string what() const = 0;
 
-	friend std::ostream & operator<<(std::ostream &os, const UnexpectedMethodCallException& val) {
-		os << std::string("UnexpectedMethodCallException: could not find any recorded behavior to support this method call");
+	friend std::ostream & operator<<(std::ostream &os, const FakeitException& val) {
+		os << val.what();
 		return os;
 	}
+};
 
+struct UnexpectedMethodCallException: public FakeitException {
+	virtual std::string what() const override {
+		return std::string("UnexpectedMethodCallException: could not find any recorded behavior to support this method call");
+	}
 };
 
 enum class VerificationType {
 	Exact, AtLeast, NoMoreInvocatoins
 };
 
 struct VerificationException: public FakeitException {
-
-	VerificationException() {
-	}
-
 	virtual VerificationType verificationType() const = 0;
 };
 
@@ -61,10 +58,9 @@ struct NoMoreInvocationsVerificationException: public VerificationException {
 		return _unverifedIvocations;
 	}
 
-	friend std::ostream & operator<<(std::ostream &os, const NoMoreInvocationsVerificationException& val) {
-		os << std::string("VerificationException: expected no more invocations but found ") //
-		.append(std::to_string(val.unverifedIvocations().size()));
-		return os;
+	virtual std::string what() const override {
+		return std::string("VerificationException: expected no more invocations but found ") //
+		.append(std::to_string(unverifedIvocations().size()));
 	}
 
 private:
@@ -103,13 +99,12 @@ struct SequenceVerificationException: public VerificationException {
 		return _actualCount;
 	}
 
-	friend std::ostream & operator<<(std::ostream &os, const SequenceVerificationException& val) {
-		os << std::string("VerificationException: expected ") //
-		.append(val.verificationType() == fakeit::VerificationType::Exact ? "exactly " : "at least ") //
-		.append(std::to_string(val.expectedCount())) //
+	virtual std::string what() const override {
+		return std::string("VerificationException: expected ") //
+		.append(verificationType() == fakeit::VerificationType::Exact ? "exactly " : "at least ") //
+		.append(std::to_string(expectedCount())) //
 		.append(" invocations but was ") //
-		.append(std::to_string(val.actualCount()));
-		return os;
+		.append(std::to_string(actualCount()));
 	}
 
 private:
@@ -119,7 +114,5 @@ struct SequenceVerificationException: public VerificationException {
 	const int _actualCount;
 };
 
-
-
 }
 #endif // FakeitExceptions_h__

include/fakeit/FakeIt.hpp

@@ -0,0 +1,27 @@
+/*
+ * Copyright (c) 2014 Eran Pe'er.
+ *
+ * This program is made available under the terms of the MIT License.
+ *
+ * Created on Mar 10, 2014
+ */
+
+#ifndef Logger_h__
+#define Logger_h__
+
+#include "fakeit/FakeitExceptions.hpp"
+
+namespace fakeit {
+
+struct Logger {
+	virtual ~Logger() = default;
+
+	virtual void log(UnexpectedMethodCallException& e) = 0;
+
+	virtual void log(SequenceVerificationException& e) = 0;
+
+	virtual void log(NoMoreInvocationsVerificationException& e) = 0;
+
+};
+}
+#endif //Logger_h__

include/fakeit/FakeitExceptions.hpp

@@ -211,7 +211,9 @@ struct MethodMock: public virtual MethodInvocationHandler<R, arglist...>, public
 				args...) };
 		auto methodInvocationMock = getMethodInvocationMockForActualArgs(*actualInvoaction);
 		if (!methodInvocationMock) {
-			throw UnexpectedMethodCallException();
+			UnexpectedMethodCallException e;
+			FakeIt::log(e);
+			throw e;
 		}
 		auto matcher = methodInvocationMock->getMatcher();
 		actualInvoaction->setActualMatcher(matcher);