On Mon, Jun 30, 2014 at 8:13 PM, David Turner <[email protected]> wrote:
> Make test-dump-cache-tree more useful for testing. Do not treat known
> invalid trees as errors (and do not produce non-zero exit code),
> because we can fall back to the non-cache-tree codepath.
>
> Signed-off-by: David Turner <[email protected]>
> ---
> t/t0090-cache-tree.sh | 28 +++++++++++++++++++++++++---
> test-dump-cache-tree.c | 24 ++++++++++++------------
> 2 files changed, 37 insertions(+), 15 deletions(-)
>
> diff --git a/t/t0090-cache-tree.sh b/t/t0090-cache-tree.sh
> index 7c60675..5383258 100755
> --- a/t/t0090-cache-tree.sh
> +++ b/t/t0090-cache-tree.sh
> @@ -21,10 +21,13 @@ test_shallow_cache_tree () {
> cmp_cache_tree expect
> }
>
> +# Test that the cache-tree for a given directory is invalid.
> +# If no directory is given, check that the root is invalid
> test_invalid_cache_tree () {
> - echo "invalid (0 subtrees)" >expect
> &&
> - printf "SHA #(ref) (%d entries, 0 subtrees)\n" $(git ls-files|wc -l)
> >>expect &&
> - cmp_cache_tree expect
> + test-dump-cache-tree >actual &&
> + sed -e "s/$_x40/SHA/" -e "s/[0-9]* subtrees//g" <actual >filtered &&
> + expect=$(printf "invalid $1 ()\n") &&
> + fgrep "$expect" filtered
> }
>
> test_no_cache_tree () {
> @@ -49,6 +52,25 @@ test_expect_success 'git-add invalidates cache-tree' '
> 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 &&
Style: drop whitespace after >
> + git add dirx/foo &&
> + test_invalid_cache_tree
> +'
> +
> +test_expect_success 'git-add in subdir does not invalidate sibling
> cache-tree' '
> + git tag no-children
Broken &&-chain.
> + 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 &&
Style: drop whitespace after >
> + git add dir1/a &&
> + test_invalid_cache_tree dir1/
> +'
> +
> test_expect_success 'update-index invalidates cache-tree' '
> test_when_finished "git reset --hard; git read-tree HEAD" &&
> echo "I changed this file" > foo &&
> diff --git a/test-dump-cache-tree.c b/test-dump-cache-tree.c
> index 47eab97..ad42ca1 100644
> --- a/test-dump-cache-tree.c
> +++ b/test-dump-cache-tree.c
> @@ -6,12 +6,12 @@
> static void dump_one(struct cache_tree *it, const char *pfx, const char *x)
> {
> if (it->entry_count < 0)
> - printf("%-40s %s%s (%d subtrees)\n",
> - "invalid", x, pfx, it->subtree_nr);
> + printf("%-40s %s (%d subtrees)%s\n",
> + "invalid", pfx, it->subtree_nr, x);
> else
> - printf("%s %s%s (%d entries, %d subtrees)\n",
> - sha1_to_hex(it->sha1), x, pfx,
> - it->entry_count, it->subtree_nr);
> + printf("%s %s (%d entries, %d subtrees)%s\n",
> + sha1_to_hex(it->sha1), pfx,
> + it->entry_count, it->subtree_nr, x);
> }
>
> static int dump_cache_tree(struct cache_tree *it,
> @@ -25,19 +25,19 @@ static int dump_cache_tree(struct cache_tree *it,
> /* missing in either */
> return 0;
>
> - if (it->entry_count < 0) {
> + if (it->entry_count < 0)
> + /* invalid */
> dump_one(it, pfx, "");
> - dump_one(ref, pfx, "#(ref) ");
> - if (it->subtree_nr != ref->subtree_nr)
> - errs = 1;
> - }
> else {
> - dump_one(it, pfx, "");
> if (hashcmp(it->sha1, ref->sha1) ||
> ref->entry_count != it->entry_count ||
> ref->subtree_nr != it->subtree_nr) {
> - dump_one(ref, pfx, "#(ref) ");
> + /* claims to be valid but is lying */
> + dump_one(ref, pfx, " #(error)");
> errs = 1;
> + } else {
> + /* is actually valid */
> + dump_one(it, pfx, "");
> }
> }
>
> --
> 2.0.0.390.gcb682f8
>
> --
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