Added toString overload for chars

(and, by extension, Obj-C's BOOL)

projects/XCode4/OCTest/OCTest/CatchOCTestCase.mm

@@ -42,6 +42,12 @@ OC_TEST_CASE( "OCTest/test2", "This is another test case" )
     REQUIRE( obj.int_val == 2 );
 }
 
+OC_TEST_CASE( "OCTest/BOOL", "tests a boolean value" )
+{
+    CHECK( [obj isTrue] == NO );
+    CHECK( [obj isFalse] == YES );
+}
+
 OC_TEST_CASE( "OCTest/throws/objc", "throws an Objective-C exception" )
 {
     @throw [[NSException alloc] initWithName: NSGenericException

projects/XCode4/OCTest/OCTest/TestObj.h

@@ -16,6 +16,9 @@
     int int_val;
 }
 
+-(BOOL) isTrue;
+-(BOOL) isFalse;
+
 @property (nonatomic, assign ) int int_val;
 
 @end

projects/XCode4/OCTest/OCTest/TestObj.m

@@ -15,4 +15,11 @@
 
 @synthesize int_val;
 
+-(BOOL) isTrue {
+    return YES;
+}
+-(BOOL) isFalse {
+    return NO;
+}
+
 @end