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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 14:47:53 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 14:47:53 +0000 |
commit | c8bae7493d2f2910b57f13ded012e86bdcfb0532 (patch) | |
tree | 24e09d9f84dec336720cf393e156089ca2835791 /t/t2024-checkout-dwim.sh | |
parent | Initial commit. (diff) | |
download | git-17a789943131483bc454986d1be6da6caaabce8c.tar.xz git-17a789943131483bc454986d1be6da6caaabce8c.zip |
Adding upstream version 1:2.39.2.upstream/1%2.39.2upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 't/t2024-checkout-dwim.sh')
-rwxr-xr-x | t/t2024-checkout-dwim.sh | 347 |
1 files changed, 347 insertions, 0 deletions
diff --git a/t/t2024-checkout-dwim.sh b/t/t2024-checkout-dwim.sh new file mode 100755 index 0000000..4a1c901 --- /dev/null +++ b/t/t2024-checkout-dwim.sh @@ -0,0 +1,347 @@ +#!/bin/sh + +test_description='checkout <branch> + +Ensures that checkout on an unborn branch does what the user expects' + +. ./test-lib.sh + +# Is the current branch "refs/heads/$1"? +test_branch () { + printf "%s\n" "refs/heads/$1" >expect.HEAD && + git symbolic-ref HEAD >actual.HEAD && + test_cmp expect.HEAD actual.HEAD +} + +# Is branch "refs/heads/$1" set to pull from "$2/$3"? +test_branch_upstream () { + printf "%s\n" "$2" "refs/heads/$3" >expect.upstream && + { + git config "branch.$1.remote" && + git config "branch.$1.merge" + } >actual.upstream && + test_cmp expect.upstream actual.upstream +} + +status_uno_is_clean () { + git status -uno --porcelain >status.actual && + test_must_be_empty status.actual +} + +test_expect_success 'setup' ' + test_commit my_main && + git init repo_a && + ( + cd repo_a && + test_commit a_main && + git checkout -b foo && + test_commit a_foo && + git checkout -b bar && + test_commit a_bar && + git checkout -b ambiguous_branch_and_file && + test_commit a_ambiguous_branch_and_file + ) && + git init repo_b && + ( + cd repo_b && + test_commit b_main && + git checkout -b foo && + test_commit b_foo && + git checkout -b baz && + test_commit b_baz && + git checkout -b ambiguous_branch_and_file && + test_commit b_ambiguous_branch_and_file + ) && + git remote add repo_a repo_a && + git remote add repo_b repo_b && + git config remote.repo_b.fetch \ + "+refs/heads/*:refs/remotes/other_b/*" && + git fetch --all +' + +test_expect_success 'checkout of non-existing branch fails' ' + git checkout -B main && + test_might_fail git branch -D xyzzy && + + test_must_fail git checkout xyzzy && + status_uno_is_clean && + test_must_fail git rev-parse --verify refs/heads/xyzzy && + test_branch main +' + +test_expect_success 'checkout of branch from multiple remotes fails #1' ' + git checkout -B main && + test_might_fail git branch -D foo && + + test_must_fail git checkout foo && + status_uno_is_clean && + test_must_fail git rev-parse --verify refs/heads/foo && + test_branch main +' + +test_expect_success 'when arg matches multiple remotes, do not fallback to interpreting as pathspec' ' + # create a file with name matching remote branch name + git checkout -b t_ambiguous_branch_and_file && + >ambiguous_branch_and_file && + git add ambiguous_branch_and_file && + git commit -m "ambiguous_branch_and_file" && + + # modify file to verify that it will not be touched by checkout + test_when_finished "git checkout -- ambiguous_branch_and_file" && + echo "file contents" >ambiguous_branch_and_file && + cp ambiguous_branch_and_file expect && + + test_must_fail git checkout ambiguous_branch_and_file 2>err && + + test_i18ngrep "matched multiple (2) remote tracking branches" err && + + # file must not be altered + test_cmp expect ambiguous_branch_and_file +' + +test_expect_success 'checkout of branch from multiple remotes fails with advice' ' + git checkout -B main && + test_might_fail git branch -D foo && + test_must_fail git checkout foo 2>stderr && + test_branch main && + status_uno_is_clean && + test_i18ngrep "^hint: " stderr && + test_must_fail git -c advice.checkoutAmbiguousRemoteBranchName=false \ + checkout foo 2>stderr && + test_branch main && + status_uno_is_clean && + test_i18ngrep ! "^hint: " stderr +' + +test_expect_success PERL 'checkout -p with multiple remotes does not print advice' ' + git checkout -B main && + test_might_fail git branch -D foo && + + git checkout -p foo 2>stderr && + test_i18ngrep ! "^hint: " stderr && + status_uno_is_clean +' + +test_expect_success 'checkout of branch from multiple remotes succeeds with checkout.defaultRemote #1' ' + git checkout -B main && + status_uno_is_clean && + test_might_fail git branch -D foo && + + git -c checkout.defaultRemote=repo_a checkout foo && + status_uno_is_clean && + test_branch foo && + test_cmp_rev remotes/repo_a/foo HEAD && + test_branch_upstream foo repo_a foo +' + +test_expect_success 'checkout of branch from a single remote succeeds #1' ' + git checkout -B main && + test_might_fail git branch -D bar && + + git checkout bar && + status_uno_is_clean && + test_branch bar && + test_cmp_rev remotes/repo_a/bar HEAD && + test_branch_upstream bar repo_a bar +' + +test_expect_success 'checkout of branch from a single remote succeeds #2' ' + git checkout -B main && + test_might_fail git branch -D baz && + + git checkout baz && + status_uno_is_clean && + test_branch baz && + test_cmp_rev remotes/other_b/baz HEAD && + test_branch_upstream baz repo_b baz +' + +test_expect_success '--no-guess suppresses branch auto-vivification' ' + git checkout -B main && + status_uno_is_clean && + test_might_fail git branch -D bar && + + test_must_fail git checkout --no-guess bar && + test_must_fail git rev-parse --verify refs/heads/bar && + test_branch main +' + +test_expect_success 'checkout.guess = false suppresses branch auto-vivification' ' + git checkout -B main && + status_uno_is_clean && + test_might_fail git branch -D bar && + + test_config checkout.guess false && + test_must_fail git checkout bar && + test_must_fail git rev-parse --verify refs/heads/bar && + test_branch main +' + +test_expect_success 'setup more remotes with unconventional refspecs' ' + git checkout -B main && + status_uno_is_clean && + git init repo_c && + ( + cd repo_c && + test_commit c_main && + git checkout -b bar && + test_commit c_bar && + git checkout -b spam && + test_commit c_spam + ) && + git init repo_d && + ( + cd repo_d && + test_commit d_main && + git checkout -b baz && + test_commit d_baz && + git checkout -b eggs && + test_commit d_eggs + ) && + git remote add repo_c repo_c && + git config remote.repo_c.fetch \ + "+refs/heads/*:refs/remotes/extra_dir/repo_c/extra_dir/*" && + git remote add repo_d repo_d && + git config remote.repo_d.fetch \ + "+refs/heads/*:refs/repo_d/*" && + git fetch --all +' + +test_expect_success 'checkout of branch from multiple remotes fails #2' ' + git checkout -B main && + status_uno_is_clean && + test_might_fail git branch -D bar && + + test_must_fail git checkout bar && + status_uno_is_clean && + test_must_fail git rev-parse --verify refs/heads/bar && + test_branch main +' + +test_expect_success 'checkout of branch from multiple remotes fails #3' ' + git checkout -B main && + status_uno_is_clean && + test_might_fail git branch -D baz && + + test_must_fail git checkout baz && + status_uno_is_clean && + test_must_fail git rev-parse --verify refs/heads/baz && + test_branch main +' + +test_expect_success 'checkout of branch from a single remote succeeds #3' ' + git checkout -B main && + status_uno_is_clean && + test_might_fail git branch -D spam && + + git checkout spam && + status_uno_is_clean && + test_branch spam && + test_cmp_rev refs/remotes/extra_dir/repo_c/extra_dir/spam HEAD && + test_branch_upstream spam repo_c spam +' + +test_expect_success 'checkout of branch from a single remote succeeds #4' ' + git checkout -B main && + status_uno_is_clean && + test_might_fail git branch -D eggs && + + git checkout eggs && + status_uno_is_clean && + test_branch eggs && + test_cmp_rev refs/repo_d/eggs HEAD && + test_branch_upstream eggs repo_d eggs +' + +test_expect_success 'checkout of branch with a file having the same name fails' ' + git checkout -B main && + status_uno_is_clean && + test_might_fail git branch -D spam && + + >spam && + test_must_fail git checkout spam && + status_uno_is_clean && + test_must_fail git rev-parse --verify refs/heads/spam && + test_branch main +' + +test_expect_success 'checkout of branch with a file in subdir having the same name fails' ' + git checkout -B main && + status_uno_is_clean && + test_might_fail git branch -D spam && + + >spam && + mkdir sub && + mv spam sub/spam && + test_must_fail git -C sub checkout spam && + status_uno_is_clean && + test_must_fail git rev-parse --verify refs/heads/spam && + test_branch main +' + +test_expect_success 'checkout <branch> -- succeeds, even if a file with the same name exists' ' + git checkout -B main && + status_uno_is_clean && + test_might_fail git branch -D spam && + + >spam && + git checkout spam -- && + status_uno_is_clean && + test_branch spam && + test_cmp_rev refs/remotes/extra_dir/repo_c/extra_dir/spam HEAD && + test_branch_upstream spam repo_c spam +' + +test_expect_success 'loosely defined local base branch is reported correctly' ' + + git checkout main && + status_uno_is_clean && + git branch strict && + git branch loose && + git commit --allow-empty -m "a bit more" && + + test_config branch.strict.remote . && + test_config branch.loose.remote . && + test_config branch.strict.merge refs/heads/main && + test_config branch.loose.merge main && + + git checkout strict | sed -e "s/strict/BRANCHNAME/g" >expect && + status_uno_is_clean && + git checkout loose | sed -e "s/loose/BRANCHNAME/g" >actual && + status_uno_is_clean && + + test_cmp expect actual +' + +test_expect_success 'reject when arg could be part of dwim branch' ' + git remote add foo file://non-existent-place && + git update-ref refs/remotes/foo/dwim-arg HEAD && + echo foo >dwim-arg && + git add dwim-arg && + echo bar >dwim-arg && + test_must_fail git checkout dwim-arg && + test_must_fail git rev-parse refs/heads/dwim-arg -- && + grep bar dwim-arg +' + +test_expect_success 'disambiguate dwim branch and checkout path (1)' ' + git update-ref refs/remotes/foo/dwim-arg1 HEAD && + echo foo >dwim-arg1 && + git add dwim-arg1 && + echo bar >dwim-arg1 && + git checkout -- dwim-arg1 && + test_must_fail git rev-parse refs/heads/dwim-arg1 -- && + grep foo dwim-arg1 +' + +test_expect_success 'disambiguate dwim branch and checkout path (2)' ' + git update-ref refs/remotes/foo/dwim-arg2 HEAD && + echo foo >dwim-arg2 && + git add dwim-arg2 && + echo bar >dwim-arg2 && + git checkout dwim-arg2 -- && + git rev-parse refs/heads/dwim-arg2 -- && + grep bar dwim-arg2 +' + +test_done |