diff --git a/src/tests/kits/support/bstring/StringPrependTest.cpp b/src/tests/kits/support/bstring/StringPrependTest.cpp
new file mode 100644
index 0000000000..0f66414c32
--- /dev/null
+++ b/src/tests/kits/support/bstring/StringPrependTest.cpp
@@ -0,0 +1,71 @@
+#include "StringPrependTest.h"
+#include "cppunit/TestCaller.h"
+#include <String.h>
+#include <UTF8.h>
+
+StringPrependTest::StringPrependTest(std::string name) :
+		BTestCase(name)
+{
+}
+
+ 
+
+StringPrependTest::~StringPrependTest()
+{
+}
+
+
+void 
+StringPrependTest::PerformTest(void)
+{
+	BString *str1, *str2;
+	
+	NextSubTest();
+	str1 = new BString("a String");
+	str2 = new BString("PREPENDED");
+	str1->Prepend(*str2);
+	CPPUNIT_ASSERT(strcmp(str1->String(), "PREPENDEDa String") == 0);
+	delete str1;
+	delete str2;
+	
+	NextSubTest();
+	str1 = new BString("String");
+	str1->Prepend("PREPEND");
+	CPPUNIT_ASSERT(strcmp(str1->String(), "PREPENDString") == 0);
+	delete str1;
+	
+	NextSubTest();
+	str1 = new BString("String");
+	str1->Prepend((char*)NULL);
+	CPPUNIT_ASSERT(strcmp(str1->String(), "String") == 0);
+	delete str1;
+	
+	NextSubTest();
+	str1 = new BString("String");
+	str1->Prepend("PREPENDED", 3);
+	CPPUNIT_ASSERT(strcmp(str1->String(), "PREString") == 0);
+	delete str1;
+	
+	NextSubTest();
+	str1 = new BString("String");
+	str2 = new BString("PREPEND", 4);
+	str1->Prepend(*str2);
+	CPPUNIT_ASSERT(strcmp(str1->String(), "PREPString") == 0);
+	delete str1;
+	delete str2;
+	
+	NextSubTest();
+	str1 = new BString("aString");
+	str1->Prepend('c', 4);
+	CPPUNIT_ASSERT(strcmp(str1->String(), "ccccaString") == 0);
+	delete str1;
+}
+
+
+CppUnit::Test *StringPrependTest::suite(void)
+{	
+	typedef CppUnit::TestCaller<StringPrependTest>
+		StringPrependTestCaller;
+		
+	return(new StringPrependTestCaller("BString::Prepend Test", &StringPrependTest::PerformTest));
+}
diff --git a/src/tests/kits/support/bstring/StringPrependTest.h b/src/tests/kits/support/bstring/StringPrependTest.h
new file mode 100644
index 0000000000..75bc960cd2
--- /dev/null
+++ b/src/tests/kits/support/bstring/StringPrependTest.h
@@ -0,0 +1,22 @@
+#ifndef StringPrependTest_H
+#define StringPrependTest_H
+
+#include "TestCase.h"
+#include <String.h>
+
+	
+class StringPrependTest : public BTestCase
+{
+	
+private:
+	
+protected:
+	
+public:
+	static Test *suite(void);
+	void PerformTest(void);
+	StringPrependTest(std::string name = "");
+	virtual ~StringPrependTest();
+	};
+	
+#endif
diff --git a/src/tests/kits/support/bstring/StringSubCopyTest.cpp b/src/tests/kits/support/bstring/StringSubCopyTest.cpp
new file mode 100644
index 0000000000..54386c7d6b
--- /dev/null
+++ b/src/tests/kits/support/bstring/StringSubCopyTest.cpp
@@ -0,0 +1,48 @@
+#include "StringSubCopyTest.h"
+#include "cppunit/TestCaller.h"
+#include <String.h>
+#include <stdio.h>
+
+StringSubCopyTest::StringSubCopyTest(std::string name) :
+		BTestCase(name)
+{
+}
+
+ 
+
+StringSubCopyTest::~StringSubCopyTest()
+{
+}
+
+
+void 
+StringSubCopyTest::PerformTest(void)
+{
+	BString *string1, *string2;
+	
+	NextSubTest();
+	string1 = new BString;
+	string2 = new BString("Something");
+	string2->CopyInto(*string1, 4, 30);
+	CPPUNIT_ASSERT(strcmp(string1->String(), "thing") == 0);
+	delete string1;
+	delete string2;
+	
+	NextSubTest();
+	char tmp[10];
+	memset(tmp, 0, 10);
+	string1 = new BString("ABC");
+	string1->CopyInto(tmp, 0, 4);
+	CPPUNIT_ASSERT(strcmp(tmp, "ABC") == 0);
+	CPPUNIT_ASSERT(strcmp(string1->String(), "ABC") == 0);
+	delete string1;			
+}
+
+
+CppUnit::Test *StringSubCopyTest::suite(void)
+{	
+	typedef CppUnit::TestCaller<StringSubCopyTest>
+		StringSubCopyTestCaller;
+		
+	return(new StringSubCopyTestCaller("BString::SubCopy Test", &StringSubCopyTest::PerformTest));
+}
diff --git a/src/tests/kits/support/bstring/StringSubCopyTest.h b/src/tests/kits/support/bstring/StringSubCopyTest.h
new file mode 100644
index 0000000000..c179170b80
--- /dev/null
+++ b/src/tests/kits/support/bstring/StringSubCopyTest.h
@@ -0,0 +1,22 @@
+#ifndef StringSubCopyTest_H
+#define StringSubCopyTest_H
+
+#include "TestCase.h"
+#include <String.h>
+
+	
+class StringSubCopyTest : public BTestCase
+{
+	
+private:
+	
+protected:
+	
+public:
+	static Test *suite(void);
+	void PerformTest(void);
+	StringSubCopyTest(std::string name = "");
+	virtual ~StringSubCopyTest();
+	};
+	
+#endif