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-rwxr-xr-xt/t0090-cache-tree.sh162
1 files changed, 145 insertions, 17 deletions
diff --git a/t/t0090-cache-tree.sh b/t/t0090-cache-tree.sh
index 6c33e28..f9648a8 100755
--- a/t/t0090-cache-tree.sh
+++ b/t/t0090-cache-tree.sh
@@ -8,7 +8,7 @@ cache-tree extension.
. ./test-lib.sh
cmp_cache_tree () {
- test-dump-cache-tree >actual &&
+ test-dump-cache-tree | sed -e '/#(ref)/d' >actual &&
sed "s/$_x40/SHA/" <actual >filtered &&
test_cmp "$1" filtered
}
@@ -16,15 +16,40 @@ cmp_cache_tree () {
# We don't bother with actually checking the SHA1:
# test-dump-cache-tree already verifies that all existing data is
# correct.
-test_shallow_cache_tree () {
- printf "SHA (%d entries, 0 subtrees)\n" $(git ls-files|wc -l) >expect &&
+generate_expected_cache_tree_rec () {
+ dir="$1${1:+/}" &&
+ parent="$2" &&
+ # ls-files might have foo/bar, foo/bar/baz, and foo/bar/quux
+ # We want to count only foo because it's the only direct child
+ subtrees=$(git ls-files|grep /|cut -d / -f 1|uniq) &&
+ subtree_count=$(echo "$subtrees"|awk '$1 {++c} END {print c}') &&
+ entries=$(git ls-files|wc -l) &&
+ printf "SHA $dir (%d entries, %d subtrees)\n" "$entries" "$subtree_count" &&
+ for subtree in $subtrees
+ do
+ cd "$subtree"
+ generate_expected_cache_tree_rec "$dir$subtree" "$dir" || return 1
+ cd ..
+ done &&
+ dir=$parent
+}
+
+generate_expected_cache_tree () {
+ (
+ generate_expected_cache_tree_rec
+ )
+}
+
+test_cache_tree () {
+ generate_expected_cache_tree >expect &&
cmp_cache_tree expect
}
test_invalid_cache_tree () {
- echo "invalid (0 subtrees)" >expect &&
- printf "SHA #(ref) (%d entries, 0 subtrees)\n" $(git ls-files|wc -l) >>expect &&
- cmp_cache_tree expect
+ printf "invalid %s ()\n" "" "$@" >expect &&
+ test-dump-cache-tree |
+ sed -n -e "s/[0-9]* subtrees//" -e '/#(ref)/d' -e '/^invalid /p' >actual &&
+ test_cmp expect actual
}
test_no_cache_tree () {
@@ -32,26 +57,59 @@ test_no_cache_tree () {
cmp_cache_tree expect
}
-test_expect_failure 'initial commit has cache-tree' '
+test_expect_success 'initial commit has cache-tree' '
test_commit foo &&
- test_shallow_cache_tree
+ test_cache_tree
'
test_expect_success 'read-tree HEAD establishes cache-tree' '
git read-tree HEAD &&
- test_shallow_cache_tree
+ test_cache_tree
'
test_expect_success 'git-add invalidates cache-tree' '
test_when_finished "git reset --hard; git read-tree HEAD" &&
- echo "I changed this file" > foo &&
+ echo "I changed this file" >foo &&
git add foo &&
test_invalid_cache_tree
'
+test_expect_success 'git-add in subdir invalidates cache-tree' '
+ test_when_finished "git reset --hard; git read-tree HEAD" &&
+ mkdir dirx &&
+ echo "I changed this file" >dirx/foo &&
+ git add dirx/foo &&
+ test_invalid_cache_tree
+'
+
+cat >before <<\EOF
+SHA (3 entries, 2 subtrees)
+SHA dir1/ (1 entries, 0 subtrees)
+SHA dir2/ (1 entries, 0 subtrees)
+EOF
+
+cat >expect <<\EOF
+invalid (2 subtrees)
+invalid dir1/ (0 subtrees)
+SHA dir2/ (1 entries, 0 subtrees)
+EOF
+
+test_expect_success 'git-add in subdir does not invalidate sibling cache-tree' '
+ git tag no-children &&
+ test_when_finished "git reset --hard no-children; git read-tree HEAD" &&
+ mkdir dir1 dir2 &&
+ test_commit dir1/a &&
+ test_commit dir2/b &&
+ echo "I changed this file" >dir1/a &&
+ cmp_cache_tree before &&
+ echo "I changed this file" >dir1/a &&
+ git add dir1/a &&
+ cmp_cache_tree expect
+'
+
test_expect_success 'update-index invalidates cache-tree' '
test_when_finished "git reset --hard; git read-tree HEAD" &&
- echo "I changed this file" > foo &&
+ echo "I changed this file" >foo &&
git update-index --add foo &&
test_invalid_cache_tree
'
@@ -59,7 +117,7 @@ test_expect_success 'update-index invalidates cache-tree' '
test_expect_success 'write-tree establishes cache-tree' '
test-scrap-cache-tree &&
git write-tree &&
- test_shallow_cache_tree
+ test_cache_tree
'
test_expect_success 'test-scrap-cache-tree works' '
@@ -70,24 +128,94 @@ test_expect_success 'test-scrap-cache-tree works' '
test_expect_success 'second commit has cache-tree' '
test_commit bar &&
- test_shallow_cache_tree
+ test_cache_tree
+'
+
+test_expect_success 'commit --interactive gives cache-tree on partial commit' '
+ cat <<-\EOT >foo.c &&
+ int foo()
+ {
+ return 42;
+ }
+ int bar()
+ {
+ return 42;
+ }
+ EOT
+ git add foo.c &&
+ test_invalid_cache_tree &&
+ git commit -m "add a file" &&
+ test_cache_tree &&
+ cat <<-\EOT >foo.c &&
+ int foo()
+ {
+ return 43;
+ }
+ int bar()
+ {
+ return 44;
+ }
+ EOT
+ (echo p; echo 1; echo; echo s; echo n; echo y; echo q) |
+ git commit --interactive -m foo &&
+ test_cache_tree
+'
+
+test_expect_success 'commit in child dir has cache-tree' '
+ mkdir dir &&
+ >dir/child.t &&
+ git add dir/child.t &&
+ git commit -m dir/child.t &&
+ test_cache_tree
'
test_expect_success 'reset --hard gives cache-tree' '
test-scrap-cache-tree &&
git reset --hard &&
- test_shallow_cache_tree
+ test_cache_tree
'
test_expect_success 'reset --hard without index gives cache-tree' '
rm -f .git/index &&
git reset --hard &&
- test_shallow_cache_tree
+ test_cache_tree
'
-test_expect_failure 'checkout gives cache-tree' '
+test_expect_success 'checkout gives cache-tree' '
+ git tag current &&
git checkout HEAD^ &&
- test_shallow_cache_tree
+ test_cache_tree
+'
+
+test_expect_success 'checkout -b gives cache-tree' '
+ git checkout current &&
+ git checkout -b prev HEAD^ &&
+ test_cache_tree
+'
+
+test_expect_success 'checkout -B gives cache-tree' '
+ git checkout current &&
+ git checkout -B prev HEAD^ &&
+ test_cache_tree
+'
+
+test_expect_success 'partial commit gives cache-tree' '
+ git checkout -b partial no-children &&
+ test_commit one &&
+ test_commit two &&
+ echo "some change" >one.t &&
+ git add one.t &&
+ echo "some other change" >two.t &&
+ git commit two.t -m partial &&
+ test_cache_tree
+'
+
+test_expect_success 'no phantom error when switching trees' '
+ mkdir newdir &&
+ >newdir/one &&
+ git add newdir/one &&
+ git checkout 2>errors &&
+ ! test -s errors
'
test_done