updated tests so error checking doesn't fail
updated tests so error checking doesn't fail

Visya/libxmljs,rchipka/libxmljs,rc0x03/libxmljs,Konsus/libxml,rchipka/libxmljs,hildjj/libxmljs,gagern/libxmljs,CodeFridge/libxmljs_mem,libxmljs/libxmljs,apeace/libxmljs,Konsus/libxml,improvisio-software/libxmljs,gagern/libxmljs,hildjj/libxmljs,rc0x03/libxmljs,libxmljs/libxmljs,polotek/libxmljs,Konsus/libxml,gagern/libxmljs,isaacs/libxmljs,isaacs/libxmljs,polotek/libxmljs,improvisio-software/libxmljs,rc0x03/libxmljs,isaacs/libxmljs,hildjj/libxmljs,apeace/libxmljs,rchipka/libxmljs,CodeFridge/libxmljs_mem,Visya/libxmljs,improvisio-software/libxmljs,isaacs/libxmljs,polotek/libxmljs,sergeche/libxmljs,sergeche/libxmljs,sergeche/libxmljs,Visya/libxmljs,libxmljs/libxmljs,CodeFridge/libxmljs_mem