152 lines
4.2 KiB
Bash
Executable file
152 lines
4.2 KiB
Bash
Executable file
#!/bin/sh
|
|
|
|
test_description='"git merge" top-level frontend'
|
|
|
|
. ./test-lib.sh
|
|
|
|
t3033_reset () {
|
|
git checkout -B master two &&
|
|
git branch -f left three &&
|
|
git branch -f right four
|
|
}
|
|
|
|
test_expect_success setup '
|
|
test_commit one &&
|
|
git branch left &&
|
|
git branch right &&
|
|
test_commit two &&
|
|
git checkout left &&
|
|
test_commit three &&
|
|
git checkout right &&
|
|
test_commit four &&
|
|
git checkout --orphan newroot &&
|
|
test_commit five &&
|
|
git checkout master
|
|
'
|
|
|
|
# Local branches
|
|
|
|
test_expect_success 'merge an octopus into void' '
|
|
t3033_reset &&
|
|
git checkout --orphan test &&
|
|
git rm -fr . &&
|
|
test_must_fail git merge left right &&
|
|
test_must_fail git rev-parse --verify HEAD &&
|
|
git diff --quiet &&
|
|
test_must_fail git rev-parse HEAD
|
|
'
|
|
|
|
test_expect_success 'merge an octopus, fast-forward (ff)' '
|
|
t3033_reset &&
|
|
git reset --hard one &&
|
|
git merge left right &&
|
|
# one is ancestor of three (left) and four (right)
|
|
test_must_fail git rev-parse --verify HEAD^3 &&
|
|
git rev-parse HEAD^1 HEAD^2 | sort >actual &&
|
|
git rev-parse three four | sort >expect &&
|
|
test_cmp expect actual
|
|
'
|
|
|
|
test_expect_success 'merge octopus, non-fast-forward (ff)' '
|
|
t3033_reset &&
|
|
git reset --hard one &&
|
|
git merge --no-ff left right &&
|
|
# one is ancestor of three (left) and four (right)
|
|
test_must_fail git rev-parse --verify HEAD^4 &&
|
|
git rev-parse HEAD^1 HEAD^2 HEAD^3 | sort >actual &&
|
|
git rev-parse one three four | sort >expect &&
|
|
test_cmp expect actual
|
|
'
|
|
|
|
test_expect_success 'merge octopus, fast-forward (does not ff)' '
|
|
t3033_reset &&
|
|
git merge left right &&
|
|
# two (master) is not an ancestor of three (left) and four (right)
|
|
test_must_fail git rev-parse --verify HEAD^4 &&
|
|
git rev-parse HEAD^1 HEAD^2 HEAD^3 | sort >actual &&
|
|
git rev-parse two three four | sort >expect &&
|
|
test_cmp expect actual
|
|
'
|
|
|
|
test_expect_success 'merge octopus, non-fast-forward' '
|
|
t3033_reset &&
|
|
git merge --no-ff left right &&
|
|
test_must_fail git rev-parse --verify HEAD^4 &&
|
|
git rev-parse HEAD^1 HEAD^2 HEAD^3 | sort >actual &&
|
|
git rev-parse two three four | sort >expect &&
|
|
test_cmp expect actual
|
|
'
|
|
|
|
# The same set with FETCH_HEAD
|
|
|
|
test_expect_success 'merge FETCH_HEAD octopus into void' '
|
|
t3033_reset &&
|
|
git checkout --orphan test &&
|
|
git rm -fr . &&
|
|
git fetch . left right &&
|
|
test_must_fail git merge FETCH_HEAD &&
|
|
test_must_fail git rev-parse --verify HEAD &&
|
|
git diff --quiet &&
|
|
test_must_fail git rev-parse HEAD
|
|
'
|
|
|
|
test_expect_success 'merge FETCH_HEAD octopus fast-forward (ff)' '
|
|
t3033_reset &&
|
|
git reset --hard one &&
|
|
git fetch . left right &&
|
|
git merge FETCH_HEAD &&
|
|
# one is ancestor of three (left) and four (right)
|
|
test_must_fail git rev-parse --verify HEAD^3 &&
|
|
git rev-parse HEAD^1 HEAD^2 | sort >actual &&
|
|
git rev-parse three four | sort >expect &&
|
|
test_cmp expect actual
|
|
'
|
|
|
|
test_expect_success 'merge FETCH_HEAD octopus non-fast-forward (ff)' '
|
|
t3033_reset &&
|
|
git reset --hard one &&
|
|
git fetch . left right &&
|
|
git merge --no-ff FETCH_HEAD &&
|
|
# one is ancestor of three (left) and four (right)
|
|
test_must_fail git rev-parse --verify HEAD^4 &&
|
|
git rev-parse HEAD^1 HEAD^2 HEAD^3 | sort >actual &&
|
|
git rev-parse one three four | sort >expect &&
|
|
test_cmp expect actual
|
|
'
|
|
|
|
test_expect_success 'merge FETCH_HEAD octopus fast-forward (does not ff)' '
|
|
t3033_reset &&
|
|
git fetch . left right &&
|
|
git merge FETCH_HEAD &&
|
|
# two (master) is not an ancestor of three (left) and four (right)
|
|
test_must_fail git rev-parse --verify HEAD^4 &&
|
|
git rev-parse HEAD^1 HEAD^2 HEAD^3 | sort >actual &&
|
|
git rev-parse two three four | sort >expect &&
|
|
test_cmp expect actual
|
|
'
|
|
|
|
test_expect_success 'merge FETCH_HEAD octopus non-fast-forward' '
|
|
t3033_reset &&
|
|
git fetch . left right &&
|
|
git merge --no-ff FETCH_HEAD &&
|
|
test_must_fail git rev-parse --verify HEAD^4 &&
|
|
git rev-parse HEAD^1 HEAD^2 HEAD^3 | sort >actual &&
|
|
git rev-parse two three four | sort >expect &&
|
|
test_cmp expect actual
|
|
'
|
|
|
|
# two-project merge
|
|
test_expect_success 'refuse two-project merge by default' '
|
|
t3033_reset &&
|
|
git reset --hard four &&
|
|
test_must_fail git merge five
|
|
'
|
|
|
|
test_expect_success 'two-project merge with --allow-unrelated-histories' '
|
|
t3033_reset &&
|
|
git reset --hard four &&
|
|
git merge --allow-unrelated-histories five &&
|
|
git diff --exit-code five
|
|
'
|
|
|
|
test_done
|