Added more mmap tests, and a file indicating what tests are yet to be done.

git-svn-id: file:///srv/svn/repos/haiku/trunk/current@2503 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/kernel/vm2/tests/Jamfile

@@ -9,3 +9,4 @@ BinCommand simpleTest  : simpleTest.C : root be libvm.so ;
 BinCommand setup  : testSetup.C : root be libvm.so ; 
 BinCommand mmapTest1  : mmapTest1.C : root be libvm.so ; 
 BinCommand mmapTest2  : mmapTest2.C : root be libvm.so ; 
+BinCommand mmapTest3  : mmapTest3.C : root be libvm.so ; 

src/kernel/vm2/tests/mmapTest3.C

@@ -0,0 +1,57 @@
+#include "vmInterface.h"
+#include <stdio.h>
+#include <unistd.h>
+#include <mman.h>
+#include <errno.h>
+#include <string.h>
+
+vmInterface *vm;
+
+void writeByte(unsigned long addr,unsigned int offset, char value) { vm->setByte(addr+offset,value); }
+unsigned char readByte(unsigned long addr,unsigned int offset ) { return vm->getByte(addr+offset);}
+
+int main(int argc,char **argv)
+{
+	try {
+	vm = new vmInterface (90);
+	
+	system ("rm mmap_test_3_file");
+	int myfd=open("mmap_test_3_file",O_RDWR|O_CREAT,0777);
+	if (myfd==-1)
+		error ("file opening error = %s\n",strerror(errno));
+
+	unsigned long result=(unsigned long)(vm->mmap(NULL,32768,PROT_WRITE|PROT_READ,MAP_SHARED,myfd,0));
+	error ("result = %x\n",result);
+	for (int i=0;i<16384;i++) {
+		writeByte(result,i*2,'B');
+		writeByte(result,2*i+1,' ');
+	}
+
+	unsigned long result2=(unsigned long)(vm->mmap(NULL,32768,PROT_WRITE|PROT_READ,MAP_SHARED,myfd,0));
+	error ("result2 = %x\n",result2);
+	char a;
+	for (int i=0;i<16384;i+=2048) {
+		a = readByte(result2,i*2);
+		if ('B' != a)
+			error ("Non matching byte %c at offset %d\n",a,i*2);
+		a = readByte(result2,i*2+1);
+		if (' ' != a)
+			error ("Non matching byte %c at offset %d\n",a,i*2+1);
+	}
+	vm->munmap((void *)result,32768);
+	close (myfd);
+	vm->munmap((void *)result2,32768);
+	}
+	catch (const char *t)
+	{
+		error ("Exception thrown! %s\n",t);
+		exit(1);
+	}
+	catch (...)
+	{
+		error ("Unknown Exception thrown!\n");
+		exit(1);
+	}
+
+	return 0;
+}

src/kernel/vm2/tests/testsToDo

@@ -0,0 +1,93 @@
+Tests that need to be created, by interface function
+
+createArea
+	- NULL name
+	- Huge name
+	- 0 page count
+	- page count larger than VM
+	- page count larger than physical memory
+	- specified address (EXACT)
+	- base address (BASE)
+	- kernel address (ANY_KERNEL)
+	- clone (CLONE) - should fail
+	- FULL_LOCK
+	- CONTIGUOUS
+	- LAZY_LOCK
+	- NO_LOCK
+	- LOMEM
+
+freeArea
+	- on invalid area
+	- twice on same area
+
+getAreaInfo
+	- on non-existant area
+	- with NULL pointer
+
+getNextAreaInfo
+	- on first area
+	- on last area
+
+getAreaByName
+	- with NULL
+	- with unknown name
+	- with valid name
+
+getAreaByAddress
+	- with good address
+	- with bad address
+	- with NULL address
+
+cloneArea
+	- invalid area to clone
+	- all others as with createArea
+
+resizeArea
+	- make it smaller
+	- make it larger
+	- with unknown area
+
+setAreaProtection
+	- on unknown area
+	- to read only
+	- to write only
+	- to r/w
+
+mmap
+	- size of 0, -1, etc
+	- different flag combinations
+	- non-existant FD
+	- offset outside of file
+
+munmap
+	- to an address that doesn't exist
+	- for an invalid length
+
+writeCachedBlock
+	- non-existant FD
+	- offset outside of file
+	- NULL data
+
+readCachedBlock
+	- non-existant FD
+	- offset outside of file
+	- NULL data
+
+get_memory_map
+	- NULL address
+	- numBytes=0
+	- physical entry table NULL
+	- numEntries = 0
+
+lock_memory
+	- address of NULL
+	- numBytes = 0
+	- various flags
+
+unlock_memory
+	- address of NULL
+	- numBytes = 0
+	- various flags
+
+map_physical_memory
+	- same as createArea