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-rwxr-xr-xt/perf/p0001-rev-list.sh12
-rwxr-xr-xt/perf/p4001-diff-no-index.sh22
-rwxr-xr-xt/perf/p5310-pack-bitmaps.sh57
-rw-r--r--t/perf/perf-lib.sh4
4 files changed, 94 insertions, 1 deletions
diff --git a/t/perf/p0001-rev-list.sh b/t/perf/p0001-rev-list.sh
index 4f71a63b0a..16359d51ae 100755
--- a/t/perf/p0001-rev-list.sh
+++ b/t/perf/p0001-rev-list.sh
@@ -14,4 +14,16 @@ test_perf 'rev-list --all --objects' '
git rev-list --all --objects >/dev/null
'
+test_expect_success 'create new unreferenced commit' '
+ commit=$(git commit-tree HEAD^{tree} -p HEAD)
+'
+
+test_perf 'rev-list $commit --not --all' '
+ git rev-list $commit --not --all >/dev/null
+'
+
+test_perf 'rev-list --objects $commit --not --all' '
+ git rev-list --objects $commit --not --all >/dev/null
+'
+
test_done
diff --git a/t/perf/p4001-diff-no-index.sh b/t/perf/p4001-diff-no-index.sh
new file mode 100755
index 0000000000..683be6984f
--- /dev/null
+++ b/t/perf/p4001-diff-no-index.sh
@@ -0,0 +1,22 @@
+#!/bin/sh
+
+test_description="Test diff --no-index performance"
+
+. ./perf-lib.sh
+
+test_perf_large_repo
+test_checkout_worktree
+
+file1=$(git ls-files | tail -n 2 | head -1)
+file2=$(git ls-files | tail -n 1 | head -1)
+
+test_expect_success "empty files, so they take no time to diff" "
+ echo >$file1 &&
+ echo >$file2
+"
+
+test_perf "diff --no-index" "
+ git diff --no-index $file1 $file2 >/dev/null
+"
+
+test_done
diff --git a/t/perf/p5310-pack-bitmaps.sh b/t/perf/p5310-pack-bitmaps.sh
new file mode 100755
index 0000000000..685d46f8b7
--- /dev/null
+++ b/t/perf/p5310-pack-bitmaps.sh
@@ -0,0 +1,57 @@
+#!/bin/sh
+
+test_description='Tests pack performance using bitmaps'
+. ./perf-lib.sh
+
+test_perf_large_repo
+
+# note that we do everything through config,
+# since we want to be able to compare bitmap-aware
+# git versus non-bitmap git
+test_expect_success 'setup bitmap config' '
+ git config pack.writebitmaps true &&
+ git config pack.writebitmaphashcache true
+'
+
+test_perf 'repack to disk' '
+ git repack -ad
+'
+
+test_perf 'simulated clone' '
+ git pack-objects --stdout --all </dev/null >/dev/null
+'
+
+test_perf 'simulated fetch' '
+ have=$(git rev-list HEAD~100 -1) &&
+ {
+ echo HEAD &&
+ echo ^$have
+ } | git pack-objects --revs --stdout >/dev/null
+'
+
+test_expect_success 'create partial bitmap state' '
+ # pick a commit to represent the repo tip in the past
+ cutoff=$(git rev-list HEAD~100 -1) &&
+ orig_tip=$(git rev-parse HEAD) &&
+
+ # now kill off all of the refs and pretend we had
+ # just the one tip
+ rm -rf .git/logs .git/refs/* .git/packed-refs
+ git update-ref HEAD $cutoff
+
+ # and then repack, which will leave us with a nice
+ # big bitmap pack of the "old" history, and all of
+ # the new history will be loose, as if it had been pushed
+ # up incrementally and exploded via unpack-objects
+ git repack -Ad
+
+ # and now restore our original tip, as if the pushes
+ # had happened
+ git update-ref HEAD $orig_tip
+'
+
+test_perf 'partial bitmap' '
+ git pack-objects --stdout --all </dev/null >/dev/null
+'
+
+test_done
diff --git a/t/perf/perf-lib.sh b/t/perf/perf-lib.sh
index f4eecaa171..a8c9574291 100644
--- a/t/perf/perf-lib.sh
+++ b/t/perf/perf-lib.sh
@@ -1,4 +1,6 @@
-#!/bin/sh
+# Performance testing framework. Each perf script starts much like
+# a normal test script, except it sources this library instead of
+# test-lib.sh. See t/perf/README for documentation.
#
# Copyright (c) 2011 Thomas Rast
#