From: Roger Peppe <rogpeppe@gmail.com>
Date: Wed, 9 Dec 2009 22:23:43 +0000 (-0800)
Subject: added benchmarks to rand_test.go;
X-Git-Tag: weekly.2009-12-09~1
X-Git-Url: http://www.git.cypherpunks.su/?a=commitdiff_plain;h=a8ed75d27ce464041bf91db7eaa624674f6a2145;p=gostls13.git

added benchmarks to rand_test.go;
removed superfluous field name in lockedSource.

R=r, rsc
https://golang.org/cl/170043
---

diff --git a/src/pkg/rand/rand_test.go b/src/pkg/rand/rand_test.go
index ae417a9be7..e0d1da4bb7 100644
--- a/src/pkg/rand/rand_test.go
+++ b/src/pkg/rand/rand_test.go
@@ -312,3 +312,18 @@ func TestExpTables(t *testing.T) {
 		t.Errorf("fe disagrees at index %v; %v != %v\n", i, fe[i], testFe[i])
 	}
 }
+
+// Benchmarks
+
+func BenchmarkInt63Threadsafe(b *testing.B) {
+	for n := b.N; n > 0; n-- {
+		Int63()
+	}
+}
+
+func BenchmarkInt63Unthreadsafe(b *testing.B) {
+	r := New(NewSource(1));
+	for n := b.N; n > 0; n-- {
+		r.Int63()
+	}
+}