tests: Added more tests for better code coverage

git-svn-id: http://pugixml.googlecode.com/svn/trunk@626 99668b35-9821-0410-8761-19e4c4f06640

1 files changed, 32 insertions, 0 deletions

diff --git a/tests/test_document.cpp b/tests/test_document.cpp
index 4a915df..ced06a8 100644
--- a/tests/test_document.cpp
+++ b/tests/test_document.cpp
@@ -126,6 +126,28 @@ TEST(document_load_stream_exceptions)
 	}
 }
 #endif
+
+TEST(document_load_stream_error_previous)
+{
+	pugi::xml_document doc;
+	CHECK(doc.load("<node/>"));
+	CHECK(doc.first_child());
+
+	std::ifstream fs1("filedoesnotexist");
+	CHECK(doc.load(fs1).status == status_io_error);
+	CHECK(!doc.first_child());
+}
+
+TEST(document_load_stream_wide_error_previous)
+{
+	pugi::xml_document doc;
+	CHECK(doc.load("<node/>"));
+	CHECK(doc.first_child());
+
+	std::basic_ifstream<wchar_t> fs1("filedoesnotexist");
+	CHECK(doc.load(fs1).status == status_io_error);
+	CHECK(!doc.first_child());
+}
 #endif
 
 TEST(document_load_string)
@@ -182,6 +204,16 @@ TEST(document_load_file_error)
 	CHECK(doc.load_file("tests/data/small.xml").status == status_out_of_memory);
 }
 
+TEST(document_load_file_error_previous)
+{
+	pugi::xml_document doc;
+	CHECK(doc.load("<node/>"));
+	CHECK(doc.first_child());
+
+	CHECK(doc.load_file("filedoesnotexist").status == status_file_not_found);
+	CHECK(!doc.first_child());
+}
+
 TEST_XML(document_save, "<node/>")
 {
 	xml_writer_string writer;