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-rwxr-xr-xt/t6019-rev-list-ancestry-path.sh157
1 files changed, 157 insertions, 0 deletions
diff --git a/t/t6019-rev-list-ancestry-path.sh b/t/t6019-rev-list-ancestry-path.sh
new file mode 100755
index 0000000000..dabebaee0b
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+++ b/t/t6019-rev-list-ancestry-path.sh
@@ -0,0 +1,157 @@
+#!/bin/sh
+
+test_description='--ancestry-path'
+
+# D---E-------F
+# / \ \
+# B---C---G---H---I---J
+# / \
+# A-------K---------------L--M
+#
+# D..M == E F G H I J K L M
+# --ancestry-path D..M == E F H I J L M
+#
+# D..M -- M.t == M
+# --ancestry-path D..M -- M.t == M
+#
+# F...I == F G H I
+# --ancestry-path F...I == F H I
+#
+# G..M -- G.t == [nothing - was dropped in "-s ours" merge L]
+# --ancestry-path G..M -- G.t == L
+# --ancestry-path --simplify-merges G^..M -- G.t == G L
+
+. ./test-lib.sh
+
+test_merge () {
+ test_tick &&
+ git merge -s ours -m "$2" "$1" &&
+ git tag "$2"
+}
+
+test_expect_success setup '
+ test_commit A &&
+ test_commit B &&
+ test_commit C &&
+ test_commit D &&
+ test_commit E &&
+ test_commit F &&
+ git reset --hard C &&
+ test_commit G &&
+ test_merge E H &&
+ test_commit I &&
+ test_merge F J &&
+ git reset --hard A &&
+ test_commit K &&
+ test_merge J L &&
+ test_commit M
+'
+
+test_expect_success 'rev-list D..M' '
+ for c in E F G H I J K L M; do echo $c; done >expect &&
+ git rev-list --format=%s D..M |
+ sed -e "/^commit /d" |
+ sort >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success 'rev-list --ancestry-path D..M' '
+ for c in E F H I J L M; do echo $c; done >expect &&
+ git rev-list --ancestry-path --format=%s D..M |
+ sed -e "/^commit /d" |
+ sort >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success 'rev-list D..M -- M.t' '
+ echo M >expect &&
+ git rev-list --format=%s D..M -- M.t |
+ sed -e "/^commit /d" >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success 'rev-list --ancestry-path D..M -- M.t' '
+ echo M >expect &&
+ git rev-list --ancestry-path --format=%s D..M -- M.t |
+ sed -e "/^commit /d" >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success 'rev-list F...I' '
+ for c in F G H I; do echo $c; done >expect &&
+ git rev-list --format=%s F...I |
+ sed -e "/^commit /d" |
+ sort >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success 'rev-list --ancestry-path F...I' '
+ for c in F H I; do echo $c; done >expect &&
+ git rev-list --ancestry-path --format=%s F...I |
+ sed -e "/^commit /d" |
+ sort >actual &&
+ test_cmp expect actual
+'
+
+# G.t is dropped in an "-s ours" merge
+test_expect_success 'rev-list G..M -- G.t' '
+ >expect &&
+ git rev-list --format=%s G..M -- G.t |
+ sed -e "/^commit /d" >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success 'rev-list --ancestry-path G..M -- G.t' '
+ echo L >expect &&
+ git rev-list --ancestry-path --format=%s G..M -- G.t |
+ sed -e "/^commit /d" >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success 'rev-list --ancestry-path --simplify-merges G^..M -- G.t' '
+ for c in G L; do echo $c; done >expect &&
+ git rev-list --ancestry-path --simplify-merges --format=%s G^..M -- G.t |
+ sed -e "/^commit /d" |
+ sort >actual &&
+ test_cmp expect actual
+'
+
+# b---bc
+# / \ /
+# a X
+# \ / \
+# c---cb
+#
+# All refnames prefixed with 'x' to avoid confusion with the tags
+# generated by test_commit on case-insensitive systems.
+test_expect_success 'setup criss-cross' '
+ mkdir criss-cross &&
+ (cd criss-cross &&
+ git init &&
+ test_commit A &&
+ git checkout -b xb master &&
+ test_commit B &&
+ git checkout -b xc master &&
+ test_commit C &&
+ git checkout -b xbc xb -- &&
+ git merge xc &&
+ git checkout -b xcb xc -- &&
+ git merge xb &&
+ git checkout master)
+'
+
+# no commits in bc descend from cb
+test_expect_success 'criss-cross: rev-list --ancestry-path cb..bc' '
+ (cd criss-cross &&
+ git rev-list --ancestry-path xcb..xbc > actual &&
+ test -z "$(cat actual)")
+'
+
+# no commits in repository descend from cb
+test_expect_success 'criss-cross: rev-list --ancestry-path --all ^cb' '
+ (cd criss-cross &&
+ git rev-list --ancestry-path --all ^xcb > actual &&
+ test -z "$(cat actual)")
+'
+
+test_done