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