add generic terminal prompt function

diff --git a/t/t6009-rev-list-parent.sh b/t/t6009-rev-list-parent.sh
index c8a96a9a994badde602c8bf7a7decda048a00525..30507407ff6375f96c632c7c3f62ae3d338ed5ea 100755 (executable)
--- a/t/t6009-rev-list-parent.sh
+++ b/t/t6009-rev-list-parent.sh
@@ -1,14 +1,15 @@
 #!/bin/sh
 
-test_description='properly cull all ancestors'
+test_description='ancestor culling and limiting by parent number'
 
 . ./test-lib.sh
 
-commit () {
-       test_tick &&
-       echo $1 >file &&
-       git commit -a -m $1 &&
-       git tag $1
+check_revlist () {
+       rev_list_args="$1" &&
+       shift &&
+       git rev-parse "$@" >expect &&
+       git rev-list $rev_list_args --all >actual &&
+       test_cmp expect actual
 }
 
 test_expect_success setup '
@@ -16,13 +17,13 @@ test_expect_success setup '
        touch file &&
        git add file &&
 
-       commit one &&
+       test_commit one &&
 
-       test_tick=$(($test_tick - 2400))
+       test_tick=$(($test_tick - 2400)) &&
 
-       commit two &&
-       commit three &&
-       commit four &&
+       test_commit two &&
+       test_commit three &&
+       test_commit four &&
 
        git log --pretty=oneline --abbrev-commit
 '
@@ -35,4 +36,101 @@ test_expect_success 'one is ancestor of others and should not be shown' '
 
 '
 
+test_expect_success 'setup roots, merges and octopuses' '
+
+       git checkout --orphan newroot &&
+       test_commit five &&
+       git checkout -b sidebranch two &&
+       test_commit six &&
+       git checkout -b anotherbranch three &&
+       test_commit seven &&
+       git checkout -b yetanotherbranch four &&
+       test_commit eight &&
+       git checkout master &&
+       test_merge normalmerge newroot &&
+       test_tick &&
+       git merge -m tripus sidebranch anotherbranch &&
+       git tag tripus &&
+       git checkout -b tetrabranch normalmerge &&
+       test_tick &&
+       git merge -m tetrapus sidebranch anotherbranch yetanotherbranch &&
+       git tag tetrapus &&
+       git checkout master
+'
+
+test_expect_success 'rev-list roots' '
+
+       check_revlist "--max-parents=0" one five
+'
+
+test_expect_success 'rev-list no merges' '
+
+       check_revlist "--max-parents=1" one eight seven six five four three two &&
+       check_revlist "--no-merges" one eight seven six five four three two
+'
+
+test_expect_success 'rev-list no octopuses' '
+
+       check_revlist "--max-parents=2" one normalmerge eight seven six five four three two
+'
+
+test_expect_success 'rev-list no roots' '
+
+       check_revlist "--min-parents=1" tetrapus tripus normalmerge eight seven six four three two
+'
+
+test_expect_success 'rev-list merges' '
+
+       check_revlist "--min-parents=2" tetrapus tripus normalmerge &&
+       check_revlist "--merges" tetrapus tripus normalmerge
+'
+
+test_expect_success 'rev-list octopus' '
+
+       check_revlist "--min-parents=3" tetrapus tripus
+'
+
+test_expect_success 'rev-list ordinary commits' '
+
+       check_revlist "--min-parents=1 --max-parents=1" eight seven six four three two
+'
+
+test_expect_success 'rev-list --merges --no-merges yields empty set' '
+
+       check_revlist "--min-parents=2 --no-merges" &&
+       check_revlist "--merges --no-merges" &&
+       check_revlist "--no-merges --merges"
+'
+
+test_expect_success 'rev-list override and infinities' '
+
+       check_revlist "--min-parents=2 --max-parents=1 --max-parents=3" tripus normalmerge &&
+       check_revlist "--min-parents=1 --min-parents=2 --max-parents=7" tetrapus tripus normalmerge &&
+       check_revlist "--min-parents=2 --max-parents=8" tetrapus tripus normalmerge &&
+       check_revlist "--min-parents=2 --max-parents=-1" tetrapus tripus normalmerge &&
+       check_revlist "--min-parents=2 --no-max-parents" tetrapus tripus normalmerge &&
+       check_revlist "--max-parents=0 --min-parents=1 --no-min-parents" one five
+'
+
+test_expect_success 'dodecapus' '
+
+       roots= &&
+       for i in 1 2 3 4 5 6 7 8 9 10 11
+       do
+               git checkout -b root$i five &&
+               test_commit $i &&
+               roots="$roots root$i" ||
+               return
+       done &&
+       git checkout master &&
+       test_tick &&
+       git merge -m dodecapus $roots &&
+       git tag dodecapus &&
+
+       check_revlist "--min-parents=4" dodecapus tetrapus &&
+       check_revlist "--min-parents=8" dodecapus &&
+       check_revlist "--min-parents=12" dodecapus &&
+       check_revlist "--min-parents=13" &&
+       check_revlist "--min-parents=4 --max-parents=11" tetrapus
+'
 test_done