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git/t/t4054-diff-bogus-tree.sh
Jeff King 99094a7ad4 t: fix trivial &&-chain breakage
These are tests which are missing a link in their &&-chain,
but during a setup phase. We may fail to notice failure in
commands that build the test environment, but these are
typically not expected to fail at all (but it's still good
to double-check that our test environment is what we
expect).

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2015-03-20 10:20:14 -07:00

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#!/bin/sh
test_description='test diff with a bogus tree containing the null sha1'
. ./test-lib.sh
empty_tree=4b825dc642cb6eb9a060e54bf8d69288fbee4904
test_expect_success 'create bogus tree' '
bogus_tree=$(
printf "100644 fooQQQQQQQQQQQQQQQQQQQQQ" |
q_to_nul |
git hash-object -w --stdin -t tree
)
'
test_expect_success 'create tree with matching file' '
echo bar >foo &&
git add foo &&
good_tree=$(git write-tree) &&
blob=$(git rev-parse :foo)
'
test_expect_success 'raw diff shows null sha1 (addition)' '
echo ":000000 100644 $_z40 $_z40 A foo" >expect &&
git diff-tree $empty_tree $bogus_tree >actual &&
test_cmp expect actual
'
test_expect_success 'raw diff shows null sha1 (removal)' '
echo ":100644 000000 $_z40 $_z40 D foo" >expect &&
git diff-tree $bogus_tree $empty_tree >actual &&
test_cmp expect actual
'
test_expect_success 'raw diff shows null sha1 (modification)' '
echo ":100644 100644 $blob $_z40 M foo" >expect &&
git diff-tree $good_tree $bogus_tree >actual &&
test_cmp expect actual
'
test_expect_success 'raw diff shows null sha1 (other direction)' '
echo ":100644 100644 $_z40 $blob M foo" >expect &&
git diff-tree $bogus_tree $good_tree >actual &&
test_cmp expect actual
'
test_expect_success 'raw diff shows null sha1 (reverse)' '
echo ":100644 100644 $_z40 $blob M foo" >expect &&
git diff-tree -R $good_tree $bogus_tree >actual &&
test_cmp expect actual
'
test_expect_success 'raw diff shows null sha1 (index)' '
echo ":100644 100644 $_z40 $blob M foo" >expect &&
git diff-index $bogus_tree >actual &&
test_cmp expect actual
'
test_expect_success 'patch fails due to bogus sha1 (addition)' '
test_must_fail git diff-tree -p $empty_tree $bogus_tree
'
test_expect_success 'patch fails due to bogus sha1 (removal)' '
test_must_fail git diff-tree -p $bogus_tree $empty_tree
'
test_expect_success 'patch fails due to bogus sha1 (modification)' '
test_must_fail git diff-tree -p $good_tree $bogus_tree
'
test_expect_success 'patch fails due to bogus sha1 (other direction)' '
test_must_fail git diff-tree -p $bogus_tree $good_tree
'
test_expect_success 'patch fails due to bogus sha1 (reverse)' '
test_must_fail git diff-tree -R -p $good_tree $bogus_tree
'
test_expect_success 'patch fails due to bogus sha1 (index)' '
test_must_fail git diff-index -p $bogus_tree
'
test_done