Added a test for BScreen (very very basic for now)

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@12519 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/tests/kits/interface/Jamfile

@@ -84,6 +84,11 @@ SimpleTest CheckBoxTest :
 	: be
 	;
 
+SimpleTest ScreenTest :
+	ScreenTest.cpp
+	: be
+	;
+
 SEARCH on [ FGristFiles
 		ScrollView.cpp CheckBox.cpp
 	] = [ FDirName $(OBOS_TOP) src kits interface ] ;

src/tests/kits/interface/ScreenTest.cpp

@@ -0,0 +1,27 @@
+#include <Application.h>
+#include <Screen.h>
+
+#include <stdio.h>
+#include <string.h>
+
+// TODO: very basic, will need to be extended
+int main()
+{
+	BApplication app("application/x-vnd.BScreenTest");
+	BScreen screen;
+	display_mode mode;
+	
+	if (!screen.IsValid()) {
+		printf("Invalid BScreen object\n");
+		exit(-1);
+	}
+	
+	status_t status = screen.GetMode(&mode);
+	if (status < B_OK)
+		printf("%s\n", strerror(status));
+	else
+		printf("width: %d, height: %d\n", mode.virtual_width, mode.virtual_height);
+	
+	printf("Screen frame: \n");
+	screen.Frame().PrintToStream();
+}