1#!/bin/sh 2 3test_description='interpreting exotic branch name arguments 4 5Branch name arguments are usually names which are taken to be inside of 6refs/heads/, but we interpret some magic syntax like @{-1}, @{upstream}, etc. 7This script aims to check the behavior of those corner cases. 8' 9. ./test-lib.sh 10 11expect_branch() { 12 git log -1 --format=%s "$1">actual && 13echo"$2">expect && 14 test_cmp expect actual 15} 16 17expect_deleted() { 18 test_must_fail git rev-parse --verify"$1" 19} 20 21test_expect_success 'set up repo'' 22 test_commit one && 23 test_commit two && 24 git remote add origin foo.git 25' 26 27test_expect_success 'update branch via @{-1}'' 28 git branch previous one && 29 30 git checkout previous && 31 git checkout master && 32 33 git branch -f @{-1} two && 34 expect_branch previous two 35' 36 37test_expect_success 'update branch via local @{upstream}'' 38 git branch local one && 39 git branch --set-upstream-to=local && 40 41 git branch -f @{upstream} two && 42 expect_branch local two 43' 44 45test_expect_success 'disallow updating branch via remote @{upstream}'' 46 git update-ref refs/remotes/origin/remote one && 47 git branch --set-upstream-to=origin/remote && 48 49 test_must_fail git branch -f @{upstream} two 50' 51 52test_expect_success 'create branch with pseudo-qualified name'' 53 git branch refs/heads/qualified two && 54 expect_branch refs/heads/refs/heads/qualified two 55' 56 57test_expect_success 'delete branch via @{-1}'' 58 git branch previous-del && 59 60 git checkout previous-del && 61 git checkout master && 62 63 git branch -D @{-1} && 64 expect_deleted previous-del 65' 66 67test_expect_success 'delete branch via local @{upstream}'' 68 git branch local-del && 69 git branch --set-upstream-to=local-del && 70 71 git branch -D @{upstream} && 72 expect_deleted local-del 73' 74 75test_expect_success 'delete branch via remote @{upstream}'' 76 git update-ref refs/remotes/origin/remote-del two && 77 git branch --set-upstream-to=origin/remote-del && 78 79 git branch -r -D @{upstream} && 80 expect_deleted origin/remote-del 81' 82 83# Note that we create two oddly named local branches here. We want to make 84# sure that we do not accidentally delete either of them, even if 85# shorten_unambiguous_ref() tweaks the name to avoid ambiguity. 86test_expect_success 'delete @{upstream} expansion matches -r option'' 87 git update-ref refs/remotes/origin/remote-del two && 88 git branch --set-upstream-to=origin/remote-del && 89 git update-ref refs/heads/origin/remote-del two && 90 git update-ref refs/heads/remotes/origin/remote-del two && 91 92 test_must_fail git branch -D @{upstream} && 93 expect_branch refs/heads/origin/remote-del two && 94 expect_branch refs/heads/remotes/origin/remote-del two 95' 96 97test_expect_success 'disallow deleting remote branch via @{-1}'' 98 git update-ref refs/remotes/origin/previous one && 99 100 git checkout -b origin/previous two && 101 git checkout master && 102 103 test_must_fail git branch -r -D @{-1} && 104 expect_branch refs/remotes/origin/previous one && 105 expect_branch refs/heads/origin/previous two 106' 107 108# The thing we are testing here is that "@" is the real branch refs/heads/@, 109# and not refs/heads/HEAD. These tests should not imply that refs/heads/@ is a 110# sane thing, but it _is_ technically allowed for now. If we disallow it, these 111# can be switched to test_must_fail. 112test_expect_success 'create branch named "@"'' 113 git branch -f @ one && 114 expect_branch refs/heads/@ one 115' 116 117test_expect_success 'delete branch named "@"'' 118 git update-ref refs/heads/@ two && 119 git branch -D @ && 120 expect_deleted refs/heads/@ 121' 122 123test_expect_success 'checkout does not treat remote @{upstream} as a branch'' 124 git update-ref refs/remotes/origin/checkout one && 125 git branch --set-upstream-to=origin/checkout && 126 git update-ref refs/heads/origin/checkout two && 127 git update-ref refs/heads/remotes/origin/checkout two && 128 129 git checkout @{upstream} && 130 expect_branch HEAD one 131' 132 133test_done