[PATCH v1 2/2] p0005-status: time status on very large repo

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From: Jeff Hostetler <jeffhost@xxxxxxxxxxxxx>

Signed-off-by: Jeff Hostetler <jeffhost@xxxxxxxxxxxxx>
---
 t/perf/p0005-status.sh | 70 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 70 insertions(+)
 create mode 100644 t/perf/p0005-status.sh

diff --git a/t/perf/p0005-status.sh b/t/perf/p0005-status.sh
new file mode 100644
index 0000000..4a25ba0
--- /dev/null
+++ b/t/perf/p0005-status.sh
@@ -0,0 +1,70 @@
+#!/bin/sh
+
+test_description="Tests performance of read-tree"
+
+. ./perf-lib.sh
+
+test_perf_default_repo
+test_checkout_worktree
+
+## usage: dir depth width files
+make_paths () {
+	for f in $(seq $4)
+	do
+		echo $1/file$f
+	done;
+	if test $2 -gt 0;
+	then
+		for w in $(seq $3)
+		do
+			make_paths $1/dir$w $(($2 - 1)) $3 $4
+		done
+	fi
+	return 0
+}
+
+fill_index () {
+	make_paths $1 $2 $3 $4 |
+	sed "s/^/100644 $EMPTY_BLOB	/" |
+	git update-index --index-info
+	return 0
+}
+
+br_work1=xxx_work1_xxx
+
+new_dir=xxx_dir_xxx
+
+## (5, 10, 9) will create 999,999 files.
+## (4, 10, 9) will create  99,999 files.
+depth=5
+width=10
+files=9
+
+export br_work1
+
+export new_dir
+
+export depth
+export width
+export files
+
+## Inflate the index with thousands of empty files and commit it.
+test_expect_success 'inflate the index' '
+	git reset --hard &&
+	git branch $br_work1 &&
+	git checkout $br_work1 &&
+	fill_index $new_dir $depth $width $files &&
+	git commit -m $br_work1 &&
+	git reset --hard
+'
+
+## The number of files in the xxx_work1_xxx branch.
+nr_work1=$(git ls-files | wc -l)
+export nr_work1
+
+test_perf "read-tree status work1 ($nr_work1)" '
+	git read-tree HEAD &&
+	git status
+'
+
+test_done
-- 
2.9.3




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