Add support for removing directory entries

src/ox/fs/test/CMakeLists.txt

@@ -39,3 +39,4 @@ add_test("Test\\ PathIterator::fileName" FSTests PathIterator::fileName)
 
 add_test("Test\\ FileSystem32::findInodeOf\\ /" FSTests "FileSystem32::findInodeOf /")
 add_test("Test\\ FileSystem32::write\\(string\\)" FSTests "FileSystem32::write(string)")
+add_test("Test\\ FileSystem32::rmDirectoryEntry\\(string\\)" FSTests "FileSystem32::rmDirectoryEntry(string)")

src/ox/fs/test/tests.cpp

@@ -155,6 +155,38 @@ map<string, int(*)(string)> tests = {
 				delete []buff;
 				delete []dataOut;
 
+				return retval;
+			}
+		},
+		{
+			"FileSystem32::rmDirectoryEntry(string)",
+			[](string) {
+				int retval = 0;
+				auto path = "/usr/share/test.txt";
+				auto dataIn = "test string";
+				auto dataOutLen = ox_strlen(dataIn) + 1;
+				auto dataOut = new char[dataOutLen];
+
+				const auto size = 1024 * 1024 * 10;
+				auto buff = new uint8_t[size];
+				FileSystem32::format(buff, (FileStore32::FsSize_t) size, true);
+				auto fs = (FileSystem32*) createFileSystem(buff, size);
+
+				retval |= fs->mkdir("/usr");
+				retval |= fs->mkdir("/usr/share");
+
+				retval |= fs->write(path, (void*) dataIn, ox_strlen(dataIn) + 1);
+				retval |= fs->read(path, dataOut, dataOutLen);
+				retval |= ox_strcmp(dataIn, dataOut) != 0;
+
+				retval |= fs->rmDirectoryEntry(path);
+				// the lookup should fail
+				retval |= fs->read(path, dataOut, dataOutLen) == 0;
+
+				delete fs;
+				delete []buff;
+				delete []dataOut;
+
 				return retval;
 			}
 		},