git-commit-vandalism/t/t2060-switch.sh
brian m. carlson 8d3e33dadd t2060: add a test for switch with --orphan and --discard-changes
We have several code paths in the checkout code which are traversed only
in this case, due to switch having different defaults from checkout.
Let's add a test that the combination of options works and produces the
expected behavior.

Signed-off-by: brian m. carlson <sandals@crustytoothpaste.net>
Reviewed-by: Derrick Stolee <dstolee@microsoft.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2020-05-21 09:55:23 -07:00

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#!/bin/sh
test_description='switch basic functionality'
. ./test-lib.sh
test_expect_success 'setup' '
test_commit first &&
git branch first-branch &&
test_commit second &&
test_commit third &&
git remote add origin nohost:/nopath &&
git update-ref refs/remotes/origin/foo first-branch
'
test_expect_success 'switch branch no arguments' '
test_must_fail git switch
'
test_expect_success 'switch branch' '
git switch first-branch &&
test_path_is_missing second.t
'
test_expect_success 'switch and detach' '
test_when_finished git switch master &&
test_must_fail git switch master^{commit} &&
git switch --detach master^{commit} &&
test_must_fail git symbolic-ref HEAD
'
test_expect_success 'switch and detach current branch' '
test_when_finished git switch master &&
git switch master &&
git switch --detach &&
test_must_fail git symbolic-ref HEAD
'
test_expect_success 'switch and create branch' '
test_when_finished git switch master &&
git switch -c temp master^ &&
test_cmp_rev master^ refs/heads/temp &&
echo refs/heads/temp >expected-branch &&
git symbolic-ref HEAD >actual-branch &&
test_cmp expected-branch actual-branch
'
test_expect_success 'force create branch from HEAD' '
test_when_finished git switch master &&
git switch --detach master &&
test_must_fail git switch -c temp &&
git switch -C temp &&
test_cmp_rev master refs/heads/temp &&
echo refs/heads/temp >expected-branch &&
git symbolic-ref HEAD >actual-branch &&
test_cmp expected-branch actual-branch
'
test_expect_success 'new orphan branch from empty' '
test_when_finished git switch master &&
test_must_fail git switch --orphan new-orphan HEAD &&
git switch --orphan new-orphan &&
test_commit orphan &&
git cat-file commit refs/heads/new-orphan >commit &&
! grep ^parent commit &&
git ls-files >tracked-files &&
echo orphan.t >expected &&
test_cmp expected tracked-files
'
test_expect_success 'orphan branch works with --discard-changes' '
test_when_finished git switch master &&
echo foo >foo.txt &&
git switch --discard-changes --orphan new-orphan2 &&
git ls-files >tracked-files &&
test_must_be_empty tracked-files
'
test_expect_success 'switching ignores file of same branch name' '
test_when_finished git switch master &&
: >first-branch &&
git switch first-branch &&
echo refs/heads/first-branch >expected &&
git symbolic-ref HEAD >actual &&
test_cmp expected actual
'
test_expect_success 'guess and create branch ' '
test_when_finished git switch master &&
test_must_fail git switch --no-guess foo &&
git switch foo &&
echo refs/heads/foo >expected &&
git symbolic-ref HEAD >actual &&
test_cmp expected actual
'
test_expect_success 'not switching when something is in progress' '
test_when_finished rm -f .git/MERGE_HEAD &&
# fake a merge-in-progress
cp .git/HEAD .git/MERGE_HEAD &&
test_must_fail git switch -d @^
'
test_done