Testing Services Subsection

COMPATIBILITY TESTING

Example 1: Does it run on Windows NT?

"We did a quick installation onto a Windows NT 4.0 workstation and although it could be installed, the program suffered from numerous script errors when launched, rendering it unusable."

Example 2: Does it run on System 7.1 (an older system) on the Mac?

We could not install the software onto the Quadra running System 7.1, as we had originally reported in the Preliminary Report. The installer opens and then immediately shuts down without any error messages. As your developer insists that the program runs fine on System 7.1, then this is probably a problem with the installer, not the program itself.

Example 3: Does it run on Windows 2000?

The client asked us to test an existing application to see if there were any problems on Windows 2000. We informed the client that generally there were no problems, with these exceptions.

  1. "After completing either of the two tests on the Gateway 2000 machine, we were presented with the summary screen that had 'Close', 'Review', 'Print', and 'Help' buttons on it. When we clicked on 'Review', we got a message that said, "Internal… Unable to open error output file." We were still able to review the test, however. This replicated easily each time we tried it on this system. This did not occur on the other Windows 2000 machine, or in Windows 98."


We then recovered a clean disk image for the Gateway system, which had just the OS on it and nothing else installed. We could no longer replicate the error. Our suspicion at this point would be a possible conflict with a version of a DLL installed by some other program.

  1. For the reports that show the bell curve, nothing happens when we clicked on the 'Print' button in Windows 2000. We tried several different print drivers. The same report printed out normally in Windows 98.

  2. In the help file, the pages with bulleted text do not print out the correct character for the bullets when using a Hewlett Packard PCL6 driver. An example would be the page "How can ***** help me?" The bullets print as "squiggles" that might be script Sigmas. See the print samples sent by FAX for a picture. The bullets did print out correctly using a PostScript driver or an older PCL5 driver. That bullet character may not be a standard Windows character and may be getting mistranslated in Windows 2000, which has extended multi-byte character sets supporting other languages.

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