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authorJeff Hostetler <jeffhost@microsoft.com>2017-03-23 13:47:05 (GMT)
committerJunio C Hamano <gitster@pobox.com>2017-03-24 18:00:03 (GMT)
commit89c3b0ad43ec9169aba169b264abf5e6b82d2c06 (patch)
tree2a7eb64999e5a034aa3ac94ec21c99f98f57371c /t/perf/p0004-lazy-init-name-hash.sh
parentea194895326d10f6e255eee05ac25ab5ae096dd9 (diff)
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name-hash: add perf test for lazy_init_name_hash
Created t/perf/p0004-lazy-init-name-hash.sh test to demonstrate correctness and performance gains with the multithreaded version of lazy_init_name_hash(). Signed-off-by: Jeff Hostetler <jeffhost@microsoft.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 't/perf/p0004-lazy-init-name-hash.sh')
-rw-r--r--t/perf/p0004-lazy-init-name-hash.sh19
1 files changed, 19 insertions, 0 deletions
diff --git a/t/perf/p0004-lazy-init-name-hash.sh b/t/perf/p0004-lazy-init-name-hash.sh
new file mode 100644
index 0000000..5afa8c8
--- /dev/null
+++ b/t/perf/p0004-lazy-init-name-hash.sh
@@ -0,0 +1,19 @@
+#!/bin/sh
+
+test_description='Tests multi-threaded lazy_init_name_hash'
+. ./perf-lib.sh
+
+test_perf_large_repo
+test_checkout_worktree
+
+test_expect_success 'verify both methods build the same hashmaps' '
+ $GIT_BUILD_DIR/t/helper/test-lazy-init-name-hash$X --dump --single | sort >out.single &&
+ $GIT_BUILD_DIR/t/helper/test-lazy-init-name-hash$X --dump --multi | sort >out.multi &&
+ test_cmp out.single out.multi
+'
+
+test_expect_success 'multithreaded should be faster' '
+ $GIT_BUILD_DIR/t/helper/test-lazy-init-name-hash$X --perf >out.perf
+'
+
+test_done