CloseTestScanInput takes a scan input generated by GenerateScanInputMock and closes the associated file handle.

GenerateScanInputMock will try to open the file locally, and fail if the file doesn't exist.

InventoryCmpLess is a comparator function for Inventories, to be used in tests with cmp.Diff to disregard the order in which the Inventories are reported.

ContainsErrStr is an error that matches other errors that contains `str` in their error string.

ScanInputMockConfig is used to quickly configure building a mock ScanInput.

TestTableEntry is a entry to pass to ExtractionTester.