t/t6022: a new test for renaming merge.

[git.git] / t / t6022-merge-rename.sh

diff --git a/t/t6022-merge-rename.sh b/t/t6022-merge-rename.sh
new file mode 100755 (executable)
index 0000000..153b9e4
--- /dev/null
+++ b/t/t6022-merge-rename.sh
@@ -0,0 +1,164 @@
+#!/bin/sh
+
+test_description='Merge-recursive merging renames'
+. ./test-lib.sh
+
+test_expect_success setup \
+'
+cat >A <<\EOF &&
+a aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
+b bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb
+c cccccccccccccccccccccccccccccccccccccccccccccccc
+d dddddddddddddddddddddddddddddddddddddddddddddddd
+e eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee
+f ffffffffffffffffffffffffffffffffffffffffffffffff
+g gggggggggggggggggggggggggggggggggggggggggggggggg
+h hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh
+i iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii
+j jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj
+k kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk
+l llllllllllllllllllllllllllllllllllllllllllllllll
+m mmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmm
+n nnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn
+o oooooooooooooooooooooooooooooooooooooooooooooooo
+EOF
+
+cat >M <<\EOF &&
+A AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
+B BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB
+C CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC
+D DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD
+E EEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEE
+F FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF
+G GGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGG
+H HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH
+I IIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIII
+J JJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJ
+K KKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKK
+L LLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLL
+M MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM
+N NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
+O OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO
+EOF
+
+git add A M &&
+git commit -m initial &&
+git branch white &&
+git branch red &&
+git branch blue &&
+
+sed -e "/^g /s/.*/g : master changes a line/" <A >A+ &&
+mv A+ A &&
+git commit -a -m "master updates A" &&
+
+git checkout white &&
+sed -e "/^g /s/.*/g : white changes a line/" <A >B &&
+sed -e "/^G /s/.*/G : colored branch changes a line/" <M >N &&
+rm -f A M &&
+git update-index --add --remove A B M N &&
+git commit -m "white renames A->B, M->N" &&
+
+git checkout red &&
+sed -e "/^g /s/.*/g : red changes a line/" <A >B &&
+sed -e "/^G /s/.*/G : colored branch changes a line/" <M >N &&
+rm -f A M &&
+git update-index --add --remove A B M N &&
+git commit -m "red renames A->B, M->N" &&
+
+git checkout blue &&
+sed -e "/^g /s/.*/g : blue changes a line/" <A >C &&
+sed -e "/^G /s/.*/G : colored branch changes a line/" <M >N &&
+rm -f A M &&
+git update-index --add --remove A C M N &&
+git commit -m "blue renames A->C, M->N" &&
+
+git checkout master'
+
+test_expect_success 'pull renaming branch into unrenaming one' \
+'
+       git show-branch
+       git pull . white && {
+               echo "BAD: should have conflicted"
+               exit 1
+       }
+       git ls-files -s
+       test "$(git ls-files -u B | wc -l)" -eq 3 || {
+               echo "BAD: should have left stages for B"
+               exit 1  
+       }
+       test "$(git ls-files -s N | wc -l)" -eq 1 || {
+               echo "BAD: should have merged N"
+               exit 1  
+       }
+       sed -ne "/^g/{
+       p
+       q
+       }" B | grep master || {
+               echo "BAD: should have listed our change first"
+               exit 1
+       }
+       test "$(git diff white N | wc -l)" -eq 0 || {
+               echo "BAD: should have taken colored branch"
+               exit 1
+       }
+'
+
+test_expect_success 'pull renaming branch into another renaming one' \
+'
+       git reset --hard
+       git checkout red
+       git pull . white && {
+               echo "BAD: should have conflicted"
+               exit 1
+       }
+       test "$(git ls-files -u B | wc -l)" -eq 3 || {
+               echo "BAD: should have left stages"
+               exit 1  
+       }
+       test "$(git ls-files -s N | wc -l)" -eq 1 || {
+               echo "BAD: should have merged N"
+               exit 1  
+       }
+       sed -ne "/^g/{
+       p
+       q
+       }" B | grep red || {
+               echo "BAD: should have listed our change first"
+               exit 1
+       }
+       test "$(git diff white N | wc -l)" -eq 0 || {
+               echo "BAD: should have taken colored branch"
+               exit 1
+       }
+'
+
+test_expect_success 'pull unrenaming branch into renaming one' \
+'
+       git reset --hard
+       git show-branch
+       git pull . master && {
+               echo "BAD: should have conflicted"
+               exit 1
+       }
+       test "$(git ls-files -u B | wc -l)" -eq 3 || {
+               echo "BAD: should have left stages"
+               exit 1  
+       }
+       test "$(git ls-files -s N | wc -l)" -eq 1 || {
+               echo "BAD: should have merged N"
+               exit 1  
+       }
+       sed -ne "/^g/{
+       p
+       q
+       }" B | grep red || {
+               echo "BAD: should have listed our change first"
+               exit 1
+       }
+       test "$(git diff white N | wc -l)" -eq 0 || {
+               echo "BAD: should have taken colored branch"
+               exit 1
+       }
+'
+
+test_done