//now attempt to open with Create flag an existing file, should get E_EXIST
File tmp_file(aTmpFile);
err = tmp_file.open(osl_File_OpenFlag_Write | osl_File_OpenFlag_Create);
OString sErrorMsg = "Expected that '" +
OUStringToOString(aTmpFile, RTL_TEXTENCODING_ASCII_US) + "' would exist!";
CPPUNIT_ASSERT_EQUAL_MESSAGE(sErrorMsg.getStr(), FileBase::E_EXIST, err);
char buffer[1];
sal_uInt64 written = 0;
err = tmp_file.write(static_cast<void*>(buffer), sizeof(buffer), written);
CPPUNIT_ASSERT_MESSAGE("write on unconnected file should fail",
err != osl::FileBase::E_None);
CPPUNIT_ASSERT_EQUAL_MESSAGE("write on unconnected file should fail",
sal_uInt64(0), written);
err = tmp_file.sync();
CPPUNIT_ASSERT_MESSAGE("sync on unconnected file should fail", err != FileBase::E_None);
err = tmp_file.close();
CPPUNIT_ASSERT_MESSAGE("close on unconnected file should fail", err != FileBase::E_None);
err = ::osl::File::remove(aTmpFile);
CPPUNIT_ASSERT_EQUAL_MESSAGE("temp file should have existed", FileBase::E_None, err);
}
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