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-rwxr-xr-xt/t2060-switch.sh149
1 files changed, 149 insertions, 0 deletions
diff --git a/t/t2060-switch.sh b/t/t2060-switch.sh
new file mode 100755
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+#!/bin/sh
+
+test_description='switch basic functionality'
+
+GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
+export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
+
+. ./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 main &&
+ test_must_fail git switch main^{commit} &&
+ git switch --detach main^{commit} &&
+ test_must_fail git symbolic-ref HEAD
+'
+
+test_expect_success 'suggestion to detach' '
+ test_must_fail git switch main^{commit} 2>stderr &&
+ grep "try again with the --detach option" stderr
+'
+
+test_expect_success 'suggestion to detach is suppressed with advice.suggestDetachingHead=false' '
+ test_config advice.suggestDetachingHead false &&
+ test_must_fail git switch main^{commit} 2>stderr &&
+ ! grep "try again with the --detach option" stderr
+'
+
+test_expect_success 'switch and detach current branch' '
+ test_when_finished git switch main &&
+ git switch main &&
+ git switch --detach &&
+ test_must_fail git symbolic-ref HEAD
+'
+
+test_expect_success 'switch and create branch' '
+ test_when_finished git switch main &&
+ git switch -c temp main^ &&
+ test_cmp_rev main^ 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 main &&
+ git switch --detach main &&
+ test_must_fail git switch -c temp &&
+ git switch -C temp &&
+ test_cmp_rev main 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 main &&
+ 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 main &&
+ 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 main &&
+ : >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 main &&
+ test_must_fail git switch --no-guess foo &&
+ test_config checkout.guess false &&
+ test_must_fail git switch foo &&
+ test_config checkout.guess true &&
+ 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_expect_success 'tracking info copied with autoSetupMerge=inherit' '
+ # default config does not copy tracking info
+ git switch -c foo-no-inherit foo &&
+ test_cmp_config "" --default "" branch.foo-no-inherit.remote &&
+ test_cmp_config "" --default "" branch.foo-no-inherit.merge &&
+ # with --track=inherit, we copy tracking info from foo
+ git switch --track=inherit -c foo2 foo &&
+ test_cmp_config origin branch.foo2.remote &&
+ test_cmp_config refs/heads/foo branch.foo2.merge &&
+ # with autoSetupMerge=inherit, we do the same
+ test_config branch.autoSetupMerge inherit &&
+ git switch -c foo3 foo &&
+ test_cmp_config origin branch.foo3.remote &&
+ test_cmp_config refs/heads/foo branch.foo3.merge &&
+ # with --track, we override autoSetupMerge
+ git switch --track -c foo4 foo &&
+ test_cmp_config . branch.foo4.remote &&
+ test_cmp_config refs/heads/foo branch.foo4.merge &&
+ # and --track=direct does as well
+ git switch --track=direct -c foo5 foo &&
+ test_cmp_config . branch.foo5.remote &&
+ test_cmp_config refs/heads/foo branch.foo5.merge &&
+ # no tracking info to inherit from main
+ git switch -c main2 main &&
+ test_cmp_config "" --default "" branch.main2.remote &&
+ test_cmp_config "" --default "" branch.main2.merge
+'
+
+test_done