r27 | charles.nicholson | 2010-03-25 15:45:52 -0500 (Thu, 25 Mar 2010) | 1 line

pjohnmeyer · pjohnmeyer · commit f5ba40579569 · 2013-01-09T23:45:20.000-06:00
add Clear() to MemoryOutStream()
diff --git a/src/MemoryOutStream.cpp b/src/MemoryOutStream.cpp
@@ -10,6 +10,12 @@ char const* MemoryOutStream::GetText() const
 	return m_text.c_str();
 }
 
+void MemoryOutStream::Clear()
+{
+	this->str(std::string());
+	m_text = this->str();
+}
+
 }
 
 #else
@@ -52,6 +58,11 @@ MemoryOutStream::~MemoryOutStream()
     delete [] m_buffer;
 }
 
+void MemoryOutStream::Clear()
+{
+	m_buffer[0] = '\0';
+}
+
 char const* MemoryOutStream::GetText() const
 {
     return m_buffer;
diff --git a/src/MemoryOutStream.h b/src/MemoryOutStream.h
@@ -16,7 +16,8 @@ class UNITTEST_LINKAGE MemoryOutStream : public std::ostringstream
 public:
     MemoryOutStream() {}
     ~MemoryOutStream() {}
-    char const* GetText() const;
+	void Clear();
+	char const* GetText() const;
 
 private:
     MemoryOutStream(MemoryOutStream const&);
@@ -40,6 +41,7 @@ class UNITTEST_LINKAGE MemoryOutStream
     explicit MemoryOutStream(int const size = 256);
     ~MemoryOutStream();
 
+	void Clear();
     char const* GetText() const;
 
     MemoryOutStream& operator <<(char const* txt);
diff --git a/src/tests/TestMemoryOutStream.cpp b/src/tests/TestMemoryOutStream.cpp
@@ -103,6 +103,14 @@ TEST(StreamingSizeTWritesCorrectCharacters)
     CHECK_EQUAL("53124", stream.GetText());
 }
 
+TEST(ClearEmptiesMemoryOutStreamContents)
+{
+	MemoryOutStream stream;
+	stream << "Hello world";
+	stream.Clear();
+	CHECK_EQUAL("", stream.GetText());
+}
+
 #ifndef UNITTEST_MEMORYOUTSTREAM_IS_STD_OSTRINGSTREAM
 
 TEST(StreamInitialCapacityIsCorrect)

Original file line number	Diff line number	Diff line change
`@@ -10,6 +10,12 @@ char const* MemoryOutStream::GetText() const`
`10`	`10`	`return m_text.c_str();`
`11`	`11`	`}`
`12`	`12`
	`13`	`+void MemoryOutStream::Clear()`
	`14`	`+{`
	`15`	`+ this->str(std::string());`
	`16`	`+ m_text = this->str();`
	`17`	`+}`
	`18`	`+`
`13`	`19`	`}`
`14`	`20`
`15`	`21`	`#else`
`@@ -52,6 +58,11 @@ MemoryOutStream::~MemoryOutStream()`
`52`	`58`	`delete [] m_buffer;`
`53`	`59`	`}`
`54`	`60`
	`61`	`+void MemoryOutStream::Clear()`
	`62`	`+{`
	`63`	`+ m_buffer[0] = '\0';`
	`64`	`+}`
	`65`	`+`
`55`	`66`	`char const* MemoryOutStream::GetText() const`
`56`	`67`	`{`
`57`	`68`	`return m_buffer;`