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99094a7ad4
These are tests which are missing a link in their &&-chain, but during a setup phase. We may fail to notice failure in commands that build the test environment, but these are typically not expected to fail at all (but it's still good to double-check that our test environment is what we expect). Signed-off-by: Jeff King <peff@peff.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
258 lines
5.8 KiB
Bash
Executable file
258 lines
5.8 KiB
Bash
Executable file
#!/bin/sh
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test_description='rebase topology tests with merges'
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. ./test-lib.sh
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. "$TEST_DIRECTORY"/lib-rebase.sh
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test_revision_subjects () {
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expected="$1"
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shift
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set -- $(git log --format=%s --no-walk=unsorted "$@")
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test "$expected" = "$*"
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}
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# a---b-----------c
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# \ \
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# d-------e \
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# \ \ \
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# n---o---w---v
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# \
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# z
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test_expect_success 'setup of non-linear-history' '
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test_commit a &&
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test_commit b &&
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test_commit c &&
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git checkout b &&
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test_commit d &&
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test_commit e &&
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git checkout c &&
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test_commit g &&
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revert h g &&
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git checkout d &&
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cherry_pick gp g &&
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test_commit i &&
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git checkout b &&
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test_commit f &&
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git checkout d &&
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test_commit n &&
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test_commit o &&
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test_merge w e &&
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test_merge v c &&
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git checkout o &&
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test_commit z
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'
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test_run_rebase () {
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result=$1
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shift
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test_expect_$result "rebase $* after merge from upstream" "
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reset_rebase &&
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git rebase $* e w &&
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test_cmp_rev e HEAD~2 &&
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test_linear_range 'n o' e..
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"
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}
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test_run_rebase success ''
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test_run_rebase success -m
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test_run_rebase success -i
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test_run_rebase () {
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result=$1
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shift
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expected=$1
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shift
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test_expect_$result "rebase $* of non-linear history is linearized in place" "
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reset_rebase &&
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git rebase $* d w &&
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test_cmp_rev d HEAD~3 &&
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test_linear_range "\'"$expected"\'" d..
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"
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}
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#TODO: make order consistent across all flavors of rebase
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test_run_rebase success 'e n o' ''
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test_run_rebase success 'e n o' -m
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test_run_rebase success 'n o e' -i
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test_run_rebase () {
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result=$1
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shift
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expected=$1
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shift
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test_expect_$result "rebase $* of non-linear history is linearized upstream" "
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reset_rebase &&
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git rebase $* c w &&
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test_cmp_rev c HEAD~4 &&
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test_linear_range "\'"$expected"\'" c..
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"
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}
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#TODO: make order consistent across all flavors of rebase
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test_run_rebase success 'd e n o' ''
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test_run_rebase success 'd e n o' -m
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test_run_rebase success 'd n o e' -i
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test_run_rebase () {
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result=$1
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shift
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expected=$1
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shift
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test_expect_$result "rebase $* of non-linear history with merges after upstream merge is linearized" "
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reset_rebase &&
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git rebase $* c v &&
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test_cmp_rev c HEAD~4 &&
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test_linear_range "\'"$expected"\'" c..
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"
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}
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#TODO: make order consistent across all flavors of rebase
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test_run_rebase success 'd e n o' ''
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test_run_rebase success 'd e n o' -m
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test_run_rebase success 'd n o e' -i
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test_expect_success "rebase -p is no-op in non-linear history" "
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reset_rebase &&
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git rebase -p d w &&
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test_cmp_rev w HEAD
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"
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test_expect_success "rebase -p is no-op when base inside second parent" "
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reset_rebase &&
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git rebase -p e w &&
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test_cmp_rev w HEAD
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"
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test_expect_failure "rebase -p --root on non-linear history is a no-op" "
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reset_rebase &&
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git rebase -p --root w &&
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test_cmp_rev w HEAD
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"
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test_expect_success "rebase -p re-creates merge from side branch" "
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reset_rebase &&
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git rebase -p z w &&
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test_cmp_rev z HEAD^ &&
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test_cmp_rev w^2 HEAD^2
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"
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test_expect_success "rebase -p re-creates internal merge" "
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reset_rebase &&
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git rebase -p c w &&
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test_cmp_rev c HEAD~4 &&
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test_cmp_rev HEAD^2^ HEAD~3 &&
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test_revision_subjects 'd n e o w' HEAD~3 HEAD~2 HEAD^2 HEAD^ HEAD
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"
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test_expect_success "rebase -p can re-create two branches on onto" "
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reset_rebase &&
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git rebase -p --onto c d w &&
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test_cmp_rev c HEAD~3 &&
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test_cmp_rev c HEAD^2^ &&
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test_revision_subjects 'n e o w' HEAD~2 HEAD^2 HEAD^ HEAD
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"
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# f
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# /
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# a---b---c---g---h
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# \
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# d---gp--i
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# \ \
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# e-------u
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#
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# gp = cherry-picked g
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# h = reverted g
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test_expect_success 'setup of non-linear-history for patch-equivalence tests' '
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git checkout e &&
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test_merge u i
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'
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test_expect_success "rebase -p re-creates history around dropped commit matching upstream" "
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reset_rebase &&
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git rebase -p h u &&
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test_cmp_rev h HEAD~3 &&
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test_cmp_rev HEAD^2^ HEAD~2 &&
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test_revision_subjects 'd i e u' HEAD~2 HEAD^2 HEAD^ HEAD
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"
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test_expect_success "rebase -p --onto in merged history drops patches in upstream" "
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reset_rebase &&
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git rebase -p --onto f h u &&
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test_cmp_rev f HEAD~3 &&
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test_cmp_rev HEAD^2^ HEAD~2 &&
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test_revision_subjects 'd i e u' HEAD~2 HEAD^2 HEAD^ HEAD
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"
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test_expect_success "rebase -p --onto in merged history does not drop patches in onto" "
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reset_rebase &&
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git rebase -p --onto h f u &&
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test_cmp_rev h HEAD~3 &&
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test_cmp_rev HEAD^2~2 HEAD~2 &&
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test_revision_subjects 'd gp i e u' HEAD~2 HEAD^2^ HEAD^2 HEAD^ HEAD
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"
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# a---b---c---g---h
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# \
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# d---gp--s
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# \ \ /
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# \ X
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# \ / \
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# e---t
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#
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# gp = cherry-picked g
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# h = reverted g
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test_expect_success 'setup of non-linear-history for dropping whole side' '
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git checkout gp &&
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test_merge s e &&
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git checkout e &&
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test_merge t gp
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'
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test_expect_failure "rebase -p drops merge commit when entire first-parent side is dropped" "
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reset_rebase &&
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git rebase -p h s &&
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test_cmp_rev h HEAD~2 &&
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test_linear_range 'd e' h..
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"
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test_expect_success "rebase -p drops merge commit when entire second-parent side is dropped" "
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reset_rebase &&
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git rebase -p h t &&
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test_cmp_rev h HEAD~2 &&
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test_linear_range 'd e' h..
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"
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# a---b---c
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# \
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# d---e
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# \ \
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# n---r
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# \
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# o
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#
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# r = tree-same with n
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test_expect_success 'setup of non-linear-history for empty commits' '
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git checkout n &&
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git merge --no-commit e &&
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git reset n . &&
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git commit -m r &&
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git reset --hard &&
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git clean -f &&
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git tag r
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'
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test_expect_success "rebase -p re-creates empty internal merge commit" "
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reset_rebase &&
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git rebase -p c r &&
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test_cmp_rev c HEAD~3 &&
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test_cmp_rev HEAD^2^ HEAD~2 &&
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test_revision_subjects 'd e n r' HEAD~2 HEAD^2 HEAD^ HEAD
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"
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test_expect_success "rebase -p re-creates empty merge commit" "
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reset_rebase &&
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git rebase -p o r &&
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test_cmp_rev e HEAD^2 &&
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test_cmp_rev o HEAD^ &&
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test_revision_subjects 'r' HEAD
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"
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test_done
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