t/t5509-fetch-push-namespaces.sh

   1 #!/bin/sh
   2
   3 test_description='fetch/push involving ref namespaces'
   4 GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
   5 export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
   6
   7 TEST_PASSES_SANITIZE_LEAK=true
   8 . ./test-lib.sh
   9
  10 test_expect_success setup '
  11         git config --global protocol.ext.allow user &&
  12         test_tick &&
  13         git init original &&
  14         (
  15                 cd original &&
  16                 echo 0 >count &&
  17                 git add count &&
  18                 test_commit 0 &&
  19                 echo 1 >count &&
  20                 git add count &&
  21                 test_commit 1 &&
  22                 git remote add pushee-namespaced "ext::git --namespace=namespace %s ../pushee" &&
  23                 git remote add pushee-unnamespaced ../pushee
  24         ) &&
  25         commit0=$(cd original && git rev-parse HEAD^) &&
  26         commit1=$(cd original && git rev-parse HEAD) &&
  27         git init --bare pushee &&
  28         git init puller
  29 '
  30
  31 test_expect_success 'pushing into a repository using a ref namespace' '
  32         (
  33                 cd original &&
  34                 git push pushee-namespaced main &&
  35                 git ls-remote pushee-namespaced >actual &&
  36                 printf "$commit1\trefs/heads/main\n" >expected &&
  37                 test_cmp expected actual &&
  38                 git push pushee-namespaced --tags &&
  39                 git ls-remote pushee-namespaced >actual &&
  40                 printf "$commit0\trefs/tags/0\n" >>expected &&
  41                 printf "$commit1\trefs/tags/1\n" >>expected &&
  42                 test_cmp expected actual &&
  43                 # Verify that the GIT_NAMESPACE environment variable works as well
  44                 GIT_NAMESPACE=namespace git ls-remote "ext::git %s ../pushee" >actual &&
  45                 test_cmp expected actual &&
  46                 # Verify that --namespace overrides GIT_NAMESPACE
  47                 GIT_NAMESPACE=garbage git ls-remote pushee-namespaced >actual &&
  48                 test_cmp expected actual &&
  49                 # Try a namespace with no content
  50                 git ls-remote "ext::git --namespace=garbage %s ../pushee" >actual &&
  51                 test_must_be_empty actual &&
  52                 git ls-remote pushee-unnamespaced >actual &&
  53                 sed -e "s|refs/|refs/namespaces/namespace/refs/|" expected >expected.unnamespaced &&
  54                 test_cmp expected.unnamespaced actual
  55         )
  56 '
  57
  58 test_expect_success 'pulling from a repository using a ref namespace' '
  59         (
  60                 cd puller &&
  61                 git remote add -f pushee-namespaced "ext::git --namespace=namespace %s ../pushee" &&
  62                 git for-each-ref refs/ >actual &&
  63                 printf "$commit1 commit\trefs/remotes/pushee-namespaced/main\n" >expected &&
  64                 printf "$commit0 commit\trefs/tags/0\n" >>expected &&
  65                 printf "$commit1 commit\trefs/tags/1\n" >>expected &&
  66                 test_cmp expected actual
  67         )
  68 '
  69
  70 # This test with clone --mirror checks for possible regressions in clone
  71 # or the machinery underneath it. It ensures that no future change
  72 # causes clone to ignore refs in refs/namespaces/*. In particular, it
  73 # protects against a regression caused by any future change to the refs
  74 # machinery that might cause it to ignore refs outside of refs/heads/*
  75 # or refs/tags/*. More generally, this test also checks the high-level
  76 # functionality of using clone --mirror to back up a set of repos hosted
  77 # in the namespaces of a single repo.
  78 test_expect_success 'mirroring a repository using a ref namespace' '
  79         git clone --mirror pushee mirror &&
  80         (
  81                 cd mirror &&
  82                 git for-each-ref refs/ >actual &&
  83                 printf "$commit1 commit\trefs/namespaces/namespace/refs/heads/main\n" >expected &&
  84                 printf "$commit0 commit\trefs/namespaces/namespace/refs/tags/0\n" >>expected &&
  85                 printf "$commit1 commit\trefs/namespaces/namespace/refs/tags/1\n" >>expected &&
  86                 test_cmp expected actual
  87         )
  88 '
  89
  90 test_expect_success 'hide namespaced refs with transfer.hideRefs' '
  91         GIT_NAMESPACE=namespace \
  92                 git -C pushee -c transfer.hideRefs=refs/tags \
  93                 ls-remote "ext::git %s ." >actual &&
  94         printf "$commit1\trefs/heads/main\n" >expected &&
  95         test_cmp expected actual
  96 '
  97
  98 test_expect_success 'check that transfer.hideRefs does not match unstripped refs' '
  99         git -C pushee pack-refs --all &&
 100         GIT_NAMESPACE=namespace \
 101                 git -C pushee -c transfer.hideRefs=refs/namespaces/namespace/refs/tags \
 102                 ls-remote "ext::git %s ." >actual &&
 103         printf "$commit1\trefs/heads/main\n" >expected &&
 104         printf "$commit0\trefs/tags/0\n" >>expected &&
 105         printf "$commit1\trefs/tags/1\n" >>expected &&
 106         test_cmp expected actual
 107 '
 108
 109 test_expect_success 'hide full refs with transfer.hideRefs' '
 110         GIT_NAMESPACE=namespace \
 111                 git -C pushee -c transfer.hideRefs="^refs/namespaces/namespace/refs/tags" \
 112                 ls-remote "ext::git %s ." >actual &&
 113         printf "$commit1\trefs/heads/main\n" >expected &&
 114         test_cmp expected actual
 115 '
 116
 117 test_expect_success 'try to update a hidden ref' '
 118         test_config -C pushee transfer.hideRefs refs/heads/main &&
 119         test_must_fail git -C original push pushee-namespaced main
 120 '
 121
 122 test_expect_success 'try to update a ref that is not hidden' '
 123         test_config -C pushee transfer.hideRefs refs/namespaces/namespace/refs/heads/main &&
 124         git -C original push pushee-namespaced main
 125 '
 126
 127 test_expect_success 'git-receive-pack(1) with transfer.hideRefs does not match unstripped refs during advertisement' '
 128         git -C pushee update-ref refs/namespaces/namespace/refs/heads/foo/1 refs/namespaces/namespace/refs/heads/main &&
 129         git -C pushee pack-refs --all &&
 130         test_config -C pushee transfer.hideRefs refs/namespaces/namespace/refs/heads/foo &&
 131         GIT_TRACE_PACKET="$(pwd)/trace" git -C original push pushee-namespaced main &&
 132         test_grep refs/heads/foo/1 trace
 133 '
 134
 135 test_expect_success 'try to update a hidden full ref' '
 136         test_config -C pushee transfer.hideRefs "^refs/namespaces/namespace/refs/heads/main" &&
 137         test_must_fail git -C original push pushee-namespaced main
 138 '
 139
 140 test_expect_success 'set up ambiguous HEAD' '
 141         git init ambiguous &&
 142         (
 143                 cd ambiguous &&
 144                 git commit --allow-empty -m foo &&
 145                 git update-ref refs/namespaces/ns/refs/heads/one HEAD &&
 146                 git update-ref refs/namespaces/ns/refs/heads/two HEAD &&
 147                 git symbolic-ref refs/namespaces/ns/HEAD \
 148                         refs/namespaces/ns/refs/heads/two
 149         )
 150 '
 151
 152 test_expect_success 'clone chooses correct HEAD (v0)' '
 153         GIT_NAMESPACE=ns git -c protocol.version=0 \
 154                 clone ambiguous ambiguous-v0 &&
 155         echo refs/heads/two >expect &&
 156         git -C ambiguous-v0 symbolic-ref HEAD >actual &&
 157         test_cmp expect actual
 158 '
 159
 160 test_expect_success 'clone chooses correct HEAD (v2)' '
 161         GIT_NAMESPACE=ns git -c protocol.version=2 \
 162                 clone ambiguous ambiguous-v2 &&
 163         echo refs/heads/two >expect &&
 164         git -C ambiguous-v2 symbolic-ref HEAD >actual &&
 165         test_cmp expect actual
 166 '
 167
 168 test_expect_success 'denyCurrentBranch and unborn branch with ref namespace' '
 169         (
 170                 cd original &&
 171                 git init unborn &&
 172                 git remote add unborn-namespaced "ext::git --namespace=namespace %s unborn" &&
 173                 test_must_fail git push unborn-namespaced HEAD:main &&
 174                 git -C unborn config receive.denyCurrentBranch updateInstead &&
 175                 git push unborn-namespaced HEAD:main
 176         )
 177 '
 178
 179 test_done