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tests: make sure rename pretty print works 

Add basic use cases and corner cases tests for
"git diff -M --summary/stat".

Signed-off-by: Antoine Pelisse <apelisse@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
maint
Antoine Pelisse 2013-03-06 22:36:12 +01:00 committed by Junio C Hamano
parent dd281f09b7
commit b174eb42d0
1 changed files with 54 additions and 0 deletions
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54
t/t4001-diff-rename.sh
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@ -102,4 +102,58 @@ test_expect_success 'setup for many rename source candidates' '
grep warning actual.err grep warning actual.err
' '


test_expect_success 'rename pretty print with nothing in common' '
mkdir -p a/b/ &&
: >a/b/c &&
git add a/b/c &&
git commit -m "create a/b/c" &&
mkdir -p c/b/ &&
git mv a/b/c c/b/a &&
git commit -m "a/b/c -> c/b/a" &&
git diff -M --summary HEAD^ HEAD >output &&
test_i18ngrep " a/b/c => c/b/a " output &&
git diff -M --stat HEAD^ HEAD >output &&
test_i18ngrep " a/b/c => c/b/a " output
'

test_expect_success 'rename pretty print with common prefix' '
mkdir -p c/d &&
git mv c/b/a c/d/e &&
git commit -m "c/b/a -> c/d/e" &&
git diff -M --summary HEAD^ HEAD >output &&
test_i18ngrep " c/{b/a => d/e} " output &&
git diff -M --stat HEAD^ HEAD >output &&
test_i18ngrep " c/{b/a => d/e} " output
'

test_expect_success 'rename pretty print with common suffix' '
mkdir d &&
git mv c/d/e d/e &&
git commit -m "c/d/e -> d/e" &&
git diff -M --summary HEAD^ HEAD >output &&
test_i18ngrep " {c/d => d}/e " output &&
git diff -M --stat HEAD^ HEAD >output &&
test_i18ngrep " {c/d => d}/e " output
'

test_expect_success 'rename pretty print with common prefix and suffix' '
mkdir d/f &&
git mv d/e d/f/e &&
git commit -m "d/e -> d/f/e" &&
git diff -M --summary HEAD^ HEAD >output &&
test_i18ngrep " d/{ => f}/e " output &&
git diff -M --stat HEAD^ HEAD >output &&
test_i18ngrep " d/{ => f}/e " output
'

test_expect_success 'rename pretty print common prefix and suffix overlap' '
mkdir d/f/f &&
git mv d/f/e d/f/f/e &&
git commit -m "d/f/e d/f/f/e" &&
git diff -M --summary HEAD^ HEAD >output &&
test_i18ngrep " d/f/{ => f}/e " output &&
git diff -M --stat HEAD^ HEAD >output &&
test_i18ngrep " d/f/{ => f}/e " output
'

test_done test_done