t/t4041-diff-submodule.sh

   1 #!/bin/sh
   2 #
   3 # Copyright (c) 2009 Jens Lehmann, based on t7401 by Ping Yin
   4 #
   5
   6 test_description='Support for verbose submodule differences in git diff
   7
   8 This test tries to verify the sanity of the --submodule option of git diff.
   9 '
  10
  11 . ./test-lib.sh
  12
  13 add_file () {
  14         sm=$1
  15         shift
  16         owd=$(pwd)
  17         cd "$sm"
  18         for name; do
  19                 echo "$name" > "$name" &&
  20                 git add "$name" &&
  21                 test_tick &&
  22                 git commit -m "Add $name"
  23         done >/dev/null
  24         git rev-parse --verify HEAD | cut -c1-7
  25         cd "$owd"
  26 }
  27 commit_file () {
  28         test_tick &&
  29         git commit "$@" -m "Commit $*" >/dev/null
  30 }
  31
  32 test_create_repo sm1 &&
  33 add_file . foo >/dev/null
  34
  35 head1=$(add_file sm1 foo1 foo2)
  36
  37 test_expect_success 'added submodule' "
  38         git add sm1 &&
  39         git diff-index -p --submodule=log HEAD >actual &&
  40         diff actual - <<-EOF
  41 Submodule sm1 0000000...$head1 (new submodule)
  42 EOF
  43 "
  44
  45 commit_file sm1 &&
  46 head2=$(add_file sm1 foo3)
  47
  48 test_expect_success 'modified submodule(forward)' "
  49         git diff-index -p --submodule=log HEAD >actual &&
  50         diff actual - <<-EOF
  51 Submodule sm1 $head1..$head2:
  52   > Add foo3
  53 EOF
  54 "
  55
  56 test_expect_success 'modified submodule(forward)' "
  57         git diff --submodule=log >actual &&
  58         diff actual - <<-EOF
  59 Submodule sm1 $head1..$head2:
  60   > Add foo3
  61 EOF
  62 "
  63
  64 test_expect_success 'modified submodule(forward) --submodule' "
  65         git diff --submodule >actual &&
  66         diff actual - <<-EOF
  67 Submodule sm1 $head1..$head2:
  68   > Add foo3
  69 EOF
  70 "
  71
  72 fullhead1=$(cd sm1; git rev-list --max-count=1 $head1)
  73 fullhead2=$(cd sm1; git rev-list --max-count=1 $head2)
  74 test_expect_success 'modified submodule(forward) --submodule=short' "
  75         git diff --submodule=short >actual &&
  76         diff actual - <<-EOF
  77 diff --git a/sm1 b/sm1
  78 index $head1..$head2 160000
  79 --- a/sm1
  80 +++ b/sm1
  81 @@ -1 +1 @@
  82 -Subproject commit $fullhead1
  83 +Subproject commit $fullhead2
  84 EOF
  85 "
  86
  87 commit_file sm1 &&
  88 cd sm1 &&
  89 git reset --hard HEAD~2 >/dev/null &&
  90 head3=$(git rev-parse --verify HEAD | cut -c1-7) &&
  91 cd ..
  92
  93 test_expect_success 'modified submodule(backward)' "
  94         git diff-index -p --submodule=log HEAD >actual &&
  95         diff actual - <<-EOF
  96 Submodule sm1 $head2..$head3 (rewind):
  97   < Add foo3
  98   < Add foo2
  99 EOF
 100 "
 101
 102 head4=$(add_file sm1 foo4 foo5) &&
 103 head4_full=$(GIT_DIR=sm1/.git git rev-parse --verify HEAD)
 104 test_expect_success 'modified submodule(backward and forward)' "
 105         git diff-index -p --submodule=log HEAD >actual &&
 106         diff actual - <<-EOF
 107 Submodule sm1 $head2...$head4:
 108   > Add foo5
 109   > Add foo4
 110   < Add foo3
 111   < Add foo2
 112 EOF
 113 "
 114
 115 commit_file sm1 &&
 116 mv sm1 sm1-bak &&
 117 echo sm1 >sm1 &&
 118 head5=$(git hash-object sm1 | cut -c1-7) &&
 119 git add sm1 &&
 120 rm -f sm1 &&
 121 mv sm1-bak sm1
 122
 123 test_expect_success 'typechanged submodule(submodule->blob), --cached' "
 124         git diff --submodule=log --cached >actual &&
 125         diff actual - <<-EOF
 126 Submodule sm1 41fbea9...0000000 (submodule deleted)
 127 diff --git a/sm1 b/sm1
 128 new file mode 100644
 129 index 0000000..9da5fb8
 130 --- /dev/null
 131 +++ b/sm1
 132 @@ -0,0 +1 @@
 133 +sm1
 134 EOF
 135 "
 136
 137 test_expect_success 'typechanged submodule(submodule->blob)' "
 138         git diff --submodule=log >actual &&
 139         diff actual - <<-EOF
 140 diff --git a/sm1 b/sm1
 141 deleted file mode 100644
 142 index 9da5fb8..0000000
 143 --- a/sm1
 144 +++ /dev/null
 145 @@ -1 +0,0 @@
 146 -sm1
 147 Submodule sm1 0000000...$head4 (new submodule)
 148 EOF
 149 "
 150
 151 rm -rf sm1 &&
 152 git checkout-index sm1
 153 test_expect_success 'typechanged submodule(submodule->blob)' "
 154         git diff-index -p --submodule=log HEAD >actual &&
 155         diff actual - <<-EOF
 156 Submodule sm1 $head4...0000000 (submodule deleted)
 157 diff --git a/sm1 b/sm1
 158 new file mode 100644
 159 index 0000000..$head5
 160 --- /dev/null
 161 +++ b/sm1
 162 @@ -0,0 +1 @@
 163 +sm1
 164 EOF
 165 "
 166
 167 rm -f sm1 &&
 168 test_create_repo sm1 &&
 169 head6=$(add_file sm1 foo6 foo7)
 170 fullhead6=$(cd sm1; git rev-list --max-count=1 $head6)
 171 test_expect_success 'nonexistent commit' "
 172         git diff-index -p --submodule=log HEAD >actual &&
 173         diff actual - <<-EOF
 174 Submodule sm1 $head4...$head6 (commits not present)
 175 EOF
 176 "
 177
 178 commit_file
 179 test_expect_success 'typechanged submodule(blob->submodule)' "
 180         git diff-index -p --submodule=log HEAD >actual &&
 181         diff actual - <<-EOF
 182 diff --git a/sm1 b/sm1
 183 deleted file mode 100644
 184 index $head5..0000000
 185 --- a/sm1
 186 +++ /dev/null
 187 @@ -1 +0,0 @@
 188 -sm1
 189 Submodule sm1 0000000...$head6 (new submodule)
 190 EOF
 191 "
 192
 193 commit_file sm1 &&
 194 rm -rf sm1
 195 test_expect_success 'deleted submodule' "
 196         git diff-index -p --submodule=log HEAD >actual &&
 197         diff actual - <<-EOF
 198 Submodule sm1 $head6...0000000 (submodule deleted)
 199 EOF
 200 "
 201
 202 test_create_repo sm2 &&
 203 head7=$(add_file sm2 foo8 foo9) &&
 204 git add sm2
 205
 206 test_expect_success 'multiple submodules' "
 207         git diff-index -p --submodule=log HEAD >actual &&
 208         diff actual - <<-EOF
 209 Submodule sm1 $head6...0000000 (submodule deleted)
 210 Submodule sm2 0000000...$head7 (new submodule)
 211 EOF
 212 "
 213
 214 test_expect_success 'path filter' "
 215         git diff-index -p --submodule=log HEAD sm2 >actual &&
 216         diff actual - <<-EOF
 217 Submodule sm2 0000000...$head7 (new submodule)
 218 EOF
 219 "
 220
 221 commit_file sm2
 222 test_expect_success 'given commit' "
 223         git diff-index -p --submodule=log HEAD^ >actual &&
 224         diff actual - <<-EOF
 225 Submodule sm1 $head6...0000000 (submodule deleted)
 226 Submodule sm2 0000000...$head7 (new submodule)
 227 EOF
 228 "
 229
 230 test_expect_success 'given commit --submodule' "
 231         git diff-index -p --submodule HEAD^ >actual &&
 232         diff actual - <<-EOF
 233 Submodule sm1 $head6...0000000 (submodule deleted)
 234 Submodule sm2 0000000...$head7 (new submodule)
 235 EOF
 236 "
 237
 238 fullhead7=$(cd sm2; git rev-list --max-count=1 $head7)
 239
 240 test_expect_success 'given commit --submodule=short' "
 241         git diff-index -p --submodule=short HEAD^ >actual &&
 242         diff actual - <<-EOF
 243 diff --git a/sm1 b/sm1
 244 deleted file mode 160000
 245 index $head6..0000000
 246 --- a/sm1
 247 +++ /dev/null
 248 @@ -1 +0,0 @@
 249 -Subproject commit $fullhead6
 250 diff --git a/sm2 b/sm2
 251 new file mode 160000
 252 index 0000000..$head7
 253 --- /dev/null
 254 +++ b/sm2
 255 @@ -0,0 +1 @@
 256 +Subproject commit $fullhead7
 257 EOF
 258 "
 259
 260 test_done