From: Jiang Xin <zhiyou...@alibaba-inc.com>
Add test cases for git pack-redundant to validate new algorithm for git
pack-redundant.
Signed-off-by: Jiang Xin <zhiyou...@alibaba-inc.com>
---
t/t5323-pack-redundant.sh | 84 +++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 84 insertions(+)
create mode 100755 t/t5323-pack-redundant.sh
diff --git a/t/t5323-pack-redundant.sh b/t/t5323-pack-redundant.sh
new file mode 100755
index 0000000000..ef6076f065
--- /dev/null
+++ b/t/t5323-pack-redundant.sh
@@ -0,0 +1,84 @@
+#!/bin/sh
+#
+# Copyright (c) 2018 Jiang Xin
+#
+
+test_description='git redundant test'
+
+. ./test-lib.sh
+
+create_commits()
+{
+ set -e
+ parent=
+ for name in A B C D E F G H I J K L M
+ do
+ test_tick
+ T=$(git write-tree)
+ if test -z "$parent"
+ then
+ sha1=$(echo $name | git commit-tree $T)
+ else
+ sha1=$(echo $name | git commit-tree -p $parent $T)
+ fi
+ eval $name=$sha1
+ parent=$sha1
+ done
+ git update-ref refs/heads/master $M
+}
+
+create_redundant_packs()
+{
+ set -e
+ cd .git/objects/pack
+ P1=$(printf "$T\n$A\n" | git pack-objects pack 2>/dev/null)
+ P2=$(printf "$T\n$A\n$B\n$C\n$D\n$E\n" | git pack-objects pack
2>/dev/null)
+ P3=$(printf "$C\n$D\n$F\n$G\n$I\n$J\n" | git pack-objects pack
2>/dev/null)
+ P4=$(printf "$D\n$E\n$G\n$H\n$J\n$K\n" | git pack-objects pack
2>/dev/null)
+ P5=$(printf "$F\n$G\n$H\n" | git pack-objects pack 2>/dev/null)
+ P6=$(printf "$F\n$I\n$L\n" | git pack-objects pack 2>/dev/null)
+ P7=$(printf "$H\n$K\n$M\n" | git pack-objects pack 2>/dev/null)
+ P8=$(printf "$L\n$M\n" | git pack-objects pack 2>/dev/null)
+ cd -
+ eval P$P1=P1:$P1
+ eval P$P2=P2:$P2
+ eval P$P3=P3:$P3
+ eval P$P4=P4:$P4
+ eval P$P5=P5:$P5
+ eval P$P6=P6:$P6
+ eval P$P7=P7:$P7
+ eval P$P8=P8:$P8
+}
+
+# Create commits and packs
+create_commits
+create_redundant_packs
+
+test_expect_success 'clear loose objects' '
+ git prune-packed &&
+ test $(find .git/objects -type f | grep -v pack | wc -l) -eq 0
+'
+
+cat >expected <<EOF
+P1:$P1
+P4:$P4
+P5:$P5
+P6:$P6
+EOF
+
+test_expect_success 'git pack-redundant --all' '
+ git pack-redundant --all | \
+ sed -e "s#^.*/pack-\(.*\)\.\(idx\|pack\)#\1#g" | \
+ sort -u | \
+ while read p; do eval echo "\${P$p}"; done | \
+ sort > actual && \
+ test_cmp expected actual
+'
+
+test_expect_success 'remove redundant packs' '
+ git pack-redundant --all | xargs rm &&
+ git fsck &&
+ test $(git pack-redundant --all | wc -l) -eq 0
+'
+
+test_done
--
2.14.5.agit.2
