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https://github.com/git/git
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295 lines
9.8 KiB
Bash
Executable file
295 lines
9.8 KiB
Bash
Executable file
#!/bin/sh
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#
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# Copyright (c) 2009 Christian Couder
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#
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test_description='Tests for "git reset" with "--merge" and "--keep" options'
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. ./test-lib.sh
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test_expect_success setup '
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for i in 1 2 3; do echo line $i; done >file1 &&
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cat file1 >file2 &&
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git add file1 file2 &&
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test_tick &&
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git commit -m "Initial commit" &&
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git tag initial &&
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echo line 4 >>file1 &&
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cat file1 >file2 &&
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test_tick &&
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git commit -m "add line 4 to file1" file1 &&
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git tag second
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'
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# The next test will test the following:
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#
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# working index HEAD target working index HEAD
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# ----------------------------------------------------
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# file1: C C C D --merge D D D
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# file2: C D D D --merge C D D
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test_expect_success 'reset --merge is ok with changes in file it does not touch' '
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git reset --merge HEAD^ &&
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! grep 4 file1 &&
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grep 4 file2 &&
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test "$(git rev-parse HEAD)" = "$(git rev-parse initial)" &&
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test -z "$(git diff --cached)"
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'
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test_expect_success 'reset --merge is ok when switching back' '
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git reset --merge second &&
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grep 4 file1 &&
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grep 4 file2 &&
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test "$(git rev-parse HEAD)" = "$(git rev-parse second)" &&
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test -z "$(git diff --cached)"
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'
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# The next test will test the following:
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#
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# working index HEAD target working index HEAD
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# ----------------------------------------------------
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# file1: C C C D --keep D D D
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# file2: C D D D --keep C D D
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test_expect_success 'reset --keep is ok with changes in file it does not touch' '
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git reset --hard second &&
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cat file1 >file2 &&
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git reset --keep HEAD^ &&
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! grep 4 file1 &&
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grep 4 file2 &&
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test "$(git rev-parse HEAD)" = "$(git rev-parse initial)" &&
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test -z "$(git diff --cached)"
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'
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test_expect_success 'reset --keep is ok when switching back' '
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git reset --keep second &&
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grep 4 file1 &&
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grep 4 file2 &&
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test "$(git rev-parse HEAD)" = "$(git rev-parse second)" &&
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test -z "$(git diff --cached)"
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'
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# The next test will test the following:
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#
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# working index HEAD target working index HEAD
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# ----------------------------------------------------
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# file1: B B C D --merge D D D
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# file2: C D D D --merge C D D
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test_expect_success 'reset --merge discards changes added to index (1)' '
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git reset --hard second &&
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cat file1 >file2 &&
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echo "line 5" >> file1 &&
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git add file1 &&
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git reset --merge HEAD^ &&
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! grep 4 file1 &&
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! grep 5 file1 &&
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grep 4 file2 &&
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test "$(git rev-parse HEAD)" = "$(git rev-parse initial)" &&
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test -z "$(git diff --cached)"
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'
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test_expect_success 'reset --merge is ok again when switching back (1)' '
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git reset --hard initial &&
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echo "line 5" >> file2 &&
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git add file2 &&
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git reset --merge second &&
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! grep 4 file2 &&
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! grep 5 file1 &&
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grep 4 file1 &&
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test "$(git rev-parse HEAD)" = "$(git rev-parse second)" &&
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test -z "$(git diff --cached)"
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'
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# The next test will test the following:
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#
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# working index HEAD target working index HEAD
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# ----------------------------------------------------
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# file1: B B C D --keep (disallowed)
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test_expect_success 'reset --keep fails with changes in index in files it touches' '
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git reset --hard second &&
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echo "line 5" >> file1 &&
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git add file1 &&
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test_must_fail git reset --keep HEAD^
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'
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# The next test will test the following:
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#
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# working index HEAD target working index HEAD
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# ----------------------------------------------------
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# file1: C C C D --merge D D D
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# file2: C C D D --merge D D D
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test_expect_success 'reset --merge discards changes added to index (2)' '
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git reset --hard second &&
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echo "line 4" >> file2 &&
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git add file2 &&
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git reset --merge HEAD^ &&
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! grep 4 file2 &&
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test "$(git rev-parse HEAD)" = "$(git rev-parse initial)" &&
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test -z "$(git diff)" &&
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test -z "$(git diff --cached)"
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'
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test_expect_success 'reset --merge is ok again when switching back (2)' '
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git reset --hard initial &&
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git reset --merge second &&
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! grep 4 file2 &&
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grep 4 file1 &&
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test "$(git rev-parse HEAD)" = "$(git rev-parse second)" &&
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test -z "$(git diff --cached)"
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'
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# The next test will test the following:
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#
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# working index HEAD target working index HEAD
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# ----------------------------------------------------
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# file1: C C C D --keep D D D
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# file2: C C D D --keep C D D
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test_expect_success 'reset --keep keeps changes it does not touch' '
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git reset --hard second &&
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echo "line 4" >> file2 &&
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git add file2 &&
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git reset --keep HEAD^ &&
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grep 4 file2 &&
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test "$(git rev-parse HEAD)" = "$(git rev-parse initial)" &&
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test -z "$(git diff --cached)"
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'
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test_expect_success 'reset --keep keeps changes when switching back' '
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git reset --keep second &&
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grep 4 file2 &&
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grep 4 file1 &&
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test "$(git rev-parse HEAD)" = "$(git rev-parse second)" &&
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test -z "$(git diff --cached)"
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'
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# The next test will test the following:
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#
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# working index HEAD target working index HEAD
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# ----------------------------------------------------
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# file1: A B B C --merge (disallowed)
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test_expect_success 'reset --merge fails with changes in file it touches' '
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git reset --hard second &&
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echo "line 5" >> file1 &&
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test_tick &&
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git commit -m "add line 5" file1 &&
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sed -e "s/line 1/changed line 1/" <file1 >file3 &&
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mv file3 file1 &&
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test_must_fail git reset --merge HEAD^ 2>err.log &&
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grep file1 err.log | grep "not uptodate"
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'
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# The next test will test the following:
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#
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# working index HEAD target working index HEAD
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# ----------------------------------------------------
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# file1: A B B C --keep (disallowed)
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test_expect_success 'reset --keep fails with changes in file it touches' '
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git reset --hard second &&
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echo "line 5" >> file1 &&
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test_tick &&
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git commit -m "add line 5" file1 &&
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sed -e "s/line 1/changed line 1/" <file1 >file3 &&
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mv file3 file1 &&
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test_must_fail git reset --keep HEAD^ 2>err.log &&
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grep file1 err.log | grep "not uptodate"
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'
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test_expect_success 'setup 3 different branches' '
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git reset --hard second &&
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git branch branch1 &&
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git branch branch2 &&
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git branch branch3 &&
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git checkout branch1 &&
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echo "line 5 in branch1" >> file1 &&
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test_tick &&
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git commit -a -m "change in branch1" &&
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git checkout branch2 &&
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echo "line 5 in branch2" >> file1 &&
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test_tick &&
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git commit -a -m "change in branch2" &&
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git tag third &&
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git checkout branch3 &&
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echo a new file >file3 &&
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rm -f file1 &&
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git add file3 &&
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test_tick &&
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git commit -a -m "change in branch3"
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'
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# The next test will test the following:
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#
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# working index HEAD target working index HEAD
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# ----------------------------------------------------
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# file1: X U B C --merge C C C
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test_expect_success '"reset --merge HEAD^" is ok with pending merge' '
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git checkout third &&
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test_must_fail git merge branch1 &&
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git reset --merge HEAD^ &&
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test "$(git rev-parse HEAD)" = "$(git rev-parse second)" &&
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test -z "$(git diff --cached)" &&
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test -z "$(git diff)"
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'
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# The next test will test the following:
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#
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# working index HEAD target working index HEAD
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# ----------------------------------------------------
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# file1: X U B C --keep (disallowed)
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test_expect_success '"reset --keep HEAD^" fails with pending merge' '
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git reset --hard third &&
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test_must_fail git merge branch1 &&
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test_must_fail git reset --keep HEAD^ 2>err.log &&
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test_i18ngrep "middle of a merge" err.log
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'
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# The next test will test the following:
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#
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# working index HEAD target working index HEAD
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# ----------------------------------------------------
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# file1: X U B B --merge B B B
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test_expect_success '"reset --merge HEAD" is ok with pending merge' '
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git reset --hard third &&
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test_must_fail git merge branch1 &&
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git reset --merge HEAD &&
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test "$(git rev-parse HEAD)" = "$(git rev-parse third)" &&
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test -z "$(git diff --cached)" &&
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test -z "$(git diff)"
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'
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# The next test will test the following:
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#
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# working index HEAD target working index HEAD
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# ----------------------------------------------------
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# file1: X U B B --keep (disallowed)
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test_expect_success '"reset --keep HEAD" fails with pending merge' '
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git reset --hard third &&
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test_must_fail git merge branch1 &&
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test_must_fail git reset --keep HEAD 2>err.log &&
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test_i18ngrep "middle of a merge" err.log
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'
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test_expect_success '--merge is ok with added/deleted merge' '
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git reset --hard third &&
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rm -f file2 &&
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test_must_fail git merge branch3 &&
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! test -f file2 &&
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test -f file3 &&
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git diff --exit-code file3 &&
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git diff --exit-code branch3 file3 &&
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git reset --merge HEAD &&
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! test -f file3 &&
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! test -f file2 &&
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git diff --exit-code --cached
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'
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test_expect_success '--keep fails with added/deleted merge' '
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git reset --hard third &&
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rm -f file2 &&
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test_must_fail git merge branch3 &&
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! test -f file2 &&
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test -f file3 &&
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git diff --exit-code file3 &&
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git diff --exit-code branch3 file3 &&
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test_must_fail git reset --keep HEAD 2>err.log &&
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test_i18ngrep "middle of a merge" err.log
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'
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test_done
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