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164 lines
3.5 KiB
164 lines
3.5 KiB
#!/bin/sh |
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test_description='git merge |
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Testing octopus merge when reducing parents to independent branches.' |
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. ./test-lib.sh |
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# 0 - 1 |
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# \ 2 |
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# \ 3 |
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# \ 4 - 5 |
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# |
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# So 1, 2, 3 and 5 should be kept, 4 should be avoided. |
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test_expect_success 'setup' ' |
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echo c0 > c0.c && |
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git add c0.c && |
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git commit -m c0 && |
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git tag c0 && |
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echo c1 > c1.c && |
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git add c1.c && |
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git commit -m c1 && |
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git tag c1 && |
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git reset --hard c0 && |
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echo c2 > c2.c && |
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git add c2.c && |
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git commit -m c2 && |
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git tag c2 && |
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git reset --hard c0 && |
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echo c3 > c3.c && |
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git add c3.c && |
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git commit -m c3 && |
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git tag c3 && |
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git reset --hard c0 && |
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echo c4 > c4.c && |
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git add c4.c && |
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git commit -m c4 && |
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git tag c4 && |
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echo c5 > c5.c && |
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git add c5.c && |
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git commit -m c5 && |
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git tag c5 |
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' |
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test_expect_success 'merge c1 with c2, c3, c4, c5' ' |
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git reset --hard c1 && |
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git merge c2 c3 c4 c5 && |
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test "$(git rev-parse c1)" != "$(git rev-parse HEAD)" && |
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test "$(git rev-parse c1)" = "$(git rev-parse HEAD^1)" && |
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test "$(git rev-parse c2)" = "$(git rev-parse HEAD^2)" && |
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test "$(git rev-parse c3)" = "$(git rev-parse HEAD^3)" && |
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test "$(git rev-parse c5)" = "$(git rev-parse HEAD^4)" && |
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git diff --exit-code && |
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test -f c0.c && |
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test -f c1.c && |
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test -f c2.c && |
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test -f c3.c && |
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test -f c4.c && |
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test -f c5.c && |
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git show --format=%s -s >actual && |
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! grep c1 actual && |
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grep c2 actual && |
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grep c3 actual && |
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! grep c4 actual && |
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grep c5 actual |
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' |
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test_expect_success 'pull c2, c3, c4, c5 into c1' ' |
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git reset --hard c1 && |
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git pull --no-rebase . c2 c3 c4 c5 && |
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test "$(git rev-parse c1)" != "$(git rev-parse HEAD)" && |
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test "$(git rev-parse c1)" = "$(git rev-parse HEAD^1)" && |
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test "$(git rev-parse c2)" = "$(git rev-parse HEAD^2)" && |
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test "$(git rev-parse c3)" = "$(git rev-parse HEAD^3)" && |
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test "$(git rev-parse c5)" = "$(git rev-parse HEAD^4)" && |
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git diff --exit-code && |
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test -f c0.c && |
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test -f c1.c && |
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test -f c2.c && |
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test -f c3.c && |
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test -f c4.c && |
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test -f c5.c && |
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git show --format=%s -s >actual && |
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! grep c1 actual && |
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grep c2 actual && |
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grep c3 actual && |
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! grep c4 actual && |
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grep c5 actual |
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' |
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test_expect_success 'setup' ' |
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for i in A B C D E |
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do |
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echo $i > $i.c && |
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git add $i.c && |
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git commit -m $i && |
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git tag $i || return 1 |
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done && |
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git reset --hard A && |
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for i in F G H I |
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do |
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echo $i > $i.c && |
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git add $i.c && |
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git commit -m $i && |
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git tag $i || return 1 |
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done |
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' |
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test_expect_success 'merge E and I' ' |
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git reset --hard A && |
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git merge E I |
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' |
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test_expect_success 'verify merge result' ' |
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test $(git rev-parse HEAD^1) = $(git rev-parse E) && |
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test $(git rev-parse HEAD^2) = $(git rev-parse I) |
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' |
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test_expect_success 'add conflicts' ' |
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git reset --hard E && |
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echo foo > file.c && |
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git add file.c && |
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git commit -m E2 && |
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git tag E2 && |
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git reset --hard I && |
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echo bar >file.c && |
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git add file.c && |
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git commit -m I2 && |
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git tag I2 |
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' |
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test_expect_success 'merge E2 and I2, causing a conflict and resolve it' ' |
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git reset --hard A && |
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test_must_fail git merge E2 I2 && |
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echo baz > file.c && |
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git add file.c && |
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git commit -m "resolve conflict" |
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' |
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test_expect_success 'verify merge result' ' |
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test $(git rev-parse HEAD^1) = $(git rev-parse E2) && |
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test $(git rev-parse HEAD^2) = $(git rev-parse I2) |
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' |
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test_expect_success 'fast-forward to redundant refs' ' |
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git reset --hard c0 && |
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git merge c4 c5 |
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' |
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test_expect_success 'verify merge result' ' |
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test $(git rev-parse HEAD) = $(git rev-parse c5) |
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' |
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test_expect_success 'merge up-to-date redundant refs' ' |
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git reset --hard c5 && |
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git merge c0 c4 |
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' |
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test_expect_success 'verify merge result' ' |
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test $(git rev-parse HEAD) = $(git rev-parse c5) |
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' |
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test_done
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