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#!/bin/sh
test_description='test parsing of svndiff0 files
Using the "test-svn-fe -d" helper, check that svn-fe correctly
interprets deltas using various facilities (some from the spec,
some only learned from practice).
'
. ./test-lib.sh
>empty
printf foo >preimage
test_expect_success 'reject empty delta' '
test_must_fail test-svn-fe -d preimage empty 0
'
test_expect_success 'delta can empty file' '
printf "SVNQ" | q_to_nul >clear.delta &&
test-svn-fe -d preimage clear.delta 4 >actual &&
test_cmp empty actual
'
test_expect_success 'reject svndiff2' '
printf "SVN\002" >bad.filetype &&
test_must_fail test-svn-fe -d preimage bad.filetype 4
'
test_expect_success 'one-window empty delta' '
printf "SVNQ%s" "QQQQQ" | q_to_nul >clear.onewindow &&
test-svn-fe -d preimage clear.onewindow 9 >actual &&
test_cmp empty actual
'
test_expect_success 'reject incomplete window header' '
printf "SVNQ%s" "QQQQQ" | q_to_nul >clear.onewindow &&
printf "SVNQ%s" "QQ" | q_to_nul >clear.partialwindow &&
test_must_fail test-svn-fe -d preimage clear.onewindow 6 &&
test_must_fail test-svn-fe -d preimage clear.partialwindow 6
'
test_expect_success 'reject declared delta longer than actual delta' '
printf "SVNQ%s" "QQQQQ" | q_to_nul >clear.onewindow &&
printf "SVNQ%s" "QQ" | q_to_nul >clear.partialwindow &&
test_must_fail test-svn-fe -d preimage clear.onewindow 14 &&
test_must_fail test-svn-fe -d preimage clear.partialwindow 9
'
test_expect_success 'two-window empty delta' '
printf "SVNQ%s%s" "QQQQQ" "QQQQQ" | q_to_nul >clear.twowindow &&
test-svn-fe -d preimage clear.twowindow 14 >actual &&
test_must_fail test-svn-fe -d preimage clear.twowindow 13 &&
test_cmp empty actual
'
test_expect_success 'noisy zeroes' '
printf "SVNQ%s" \
"RRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRQQQQQ" |
tr R "\200" |
q_to_nul >clear.noisy &&
len=$(wc -c <clear.noisy) &&
test-svn-fe -d preimage clear.noisy $len &&
test_cmp empty actual
'
test_expect_success 'reject variable-length int in magic' '
printf "SVNRQ" | tr R "\200" | q_to_nul >clear.badmagic &&
test_must_fail test-svn-fe -d preimage clear.badmagic 5
'
test_expect_success 'reject truncated integer' '
printf "SVNQ%s%s" "QQQQQ" "QQQQRRQ" |
tr R "\200" |
q_to_nul >clear.fullint &&
printf "SVNQ%s%s" "QQQQQ" "QQQQRR" |
tr RT "\201" |
q_to_nul >clear.partialint &&
test_must_fail test-svn-fe -d preimage clear.fullint 15 &&
test-svn-fe -d preimage clear.fullint 16 &&
test_must_fail test-svn-fe -d preimage clear.partialint 15
'
test_expect_success 'nonempty (but unused) preimage view' '
printf "SVNQ%b" "Q\003QQQ" | q_to_nul >clear.readpreimage &&
test-svn-fe -d preimage clear.readpreimage 9 >actual &&
test_cmp empty actual
'
test_done
|
