133 lines
4.7 KiB
Scheme
133 lines
4.7 KiB
Scheme
(library
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(thin-functional-tests)
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(export register-thin-tests)
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(import
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(chezscheme)
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(bcache block-manager)
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(disk-units)
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(fmt fmt)
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(functional-tests)
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(process)
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(scenario-string-constants)
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(temp-file)
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(thin xml)
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(srfi s8 receive))
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(define-tool thin-check)
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(define-tool thin-delta)
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(define-tool thin-dump)
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(define-tool thin-restore)
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(define-tool thin-rmap)
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(define-tool thin-repair)
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(define-tool thin-metadata-pack)
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(define-tool thin-metadata-unpack)
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(define-syntax with-thin-xml
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(syntax-rules ()
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((_ (v) b1 b2 ...)
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(with-temp-file-containing ((v "thin.xml" (fmt #f (generate-xml 10 1000))))
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b1 b2 ...))))
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(define-syntax with-valid-metadata
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(syntax-rules ()
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((_ (md) b1 b2 ...)
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(with-temp-file-sized ((md "thin.bin" (meg 4)))
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(with-thin-xml (xml)
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(run-ok (thin-restore "-i" xml "-o" md))
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b1 b2 ...)))))
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;;; It would be nice if the metadata was at least similar to valid data.
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;;; Here I'm just using the start of the ls binary as 'random' data.
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(define-syntax with-corrupt-metadata
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(syntax-rules ()
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((_ (md) b1 b2 ...)
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(with-temp-file-sized ((md "thin.bin" (meg 4)))
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(system (fmt #f "dd if=/usr/bin/ls of=" md " bs=4096 > /dev/null 2>&1"))
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b1 b2 ...))))
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(define-syntax with-empty-metadata
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(syntax-rules ()
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((_ (md) b1 b2 ...)
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(with-temp-file-sized ((md "thin.bin" (meg 4)))
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b1 b2 ...))))
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(define (damage-superblock md)
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(system (string-append "dd if=/dev/zero of=" md " bs=4K count=1 conv=notrunc > /dev/null 2>&1")))
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(define-syntax with-damaged-superblock
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(syntax-rules ()
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((_ (md) b1 b2 ...)
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(with-valid-metadata (md)
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(damage-superblock md)
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b1 b2 ...))))
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;; We have to export something that forces all the initialisation expressions
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;; to run.
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(define (register-thin-tests) #t)
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;;;-----------------------------------------------------------
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;;; thin_metadata_unpack scenarios
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;;;-----------------------------------------------------------
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(define-scenario (thin-metadata-unpack version)
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"accepts --version"
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(run-ok-rcv (stdout _) (thin-metadata-unpack "--version")
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(assert-equal "thin_metadata_unpack 0.9.0-rc2" stdout)))
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(define-scenario (thin-metadata-unpack h)
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"accepts -h"
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(run-ok-rcv (stdout _) (thin-metadata-unpack "-h")
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(assert-equal thin-metadata-unpack-help stdout)))
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(define-scenario (thin-metadata-unpack help)
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"accepts --help"
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(run-ok-rcv (stdout _) (thin-metadata-unpack "--help")
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(assert-equal thin-metadata-unpack-help stdout)))
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(define-scenario (thin-metadata-unpack unrecognised-option)
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"Unrecognised option should cause failure"
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(with-valid-metadata (md)
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(run-fail-rcv (stdout stderr) (thin-metadata-unpack "--unleash-the-hedgehogs")
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(assert-starts-with "error: Found argument '--unleash-the-hedgehogs'" stderr))))
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(define-scenario (thin-metadata-unpack missing-input-file)
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"the input file wasn't specified"
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(with-empty-metadata (md)
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(run-fail-rcv (_ stderr) (thin-metadata-unpack "-o " md)
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(assert-starts-with "error: The following required arguments were not provided:\n -i <DEV>" stderr))))
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(define-scenario (thin-metadata-unpack no-such-input-file)
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"the input file can't be found"
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(with-empty-metadata (md)
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(run-fail-rcv (_ stderr) (thin-metadata-unpack "-i no-such-file -o" md)
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(assert-starts-with "Couldn't find input file" stderr))))
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(define-scenario (thin-metadata-unpack missing-output-file)
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"the output file wasn't specified"
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(with-empty-metadata (md)
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(run-fail-rcv (_ stderr) (thin-metadata-unpack "-i" md)
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(assert-starts-with "error: The following required arguments were not provided:\n -o <FILE>" stderr))))
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(define-scenario (thin-metadata-unpack garbage-input-file)
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"the input file is just zeroes"
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(with-empty-metadata (bad-pack)
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(run-fail-rcv (_ stderr) (thin-metadata-unpack "-i " bad-pack "-o junk")
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(assert-starts-with "Not a pack file." stderr))))
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;;;-----------------------------------------------------------
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;;; thin_metadata_pack/unpack end to end scenario
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;;;-----------------------------------------------------------)
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(define-scenario (thin-metadata-pack end-to-end)
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"pack -> unpack recovers metadata"
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(let ((pack-file "md.pack"))
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(with-valid-metadata (md-in)
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(with-empty-metadata (md-out)
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(run-ok (thin-metadata-pack "-i" md-in "-o" pack-file))
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(run-ok (thin-metadata-unpack "-i" pack-file "-o" md-out))
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(run-ok-rcv (dump1 _) (thin-dump md-in)
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(run-ok-rcv (dump2 _) (thin-dump md-out)
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(assert-equal dump1 dump2)))))))
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)
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