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Unified Diff: base/tr_rand_unittest.cc

Issue 624713003: Keep only base/extractor.[cc|h]. (Closed) Base URL: https://chromium.googlesource.com/external/omaha.git@master
Patch Set: Created 6 years, 2 months ago
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Index: base/tr_rand_unittest.cc
diff --git a/base/tr_rand_unittest.cc b/base/tr_rand_unittest.cc
deleted file mode 100644
index 64a150005a8f0696d724d03ad807df3dac97bb5b..0000000000000000000000000000000000000000
--- a/base/tr_rand_unittest.cc
+++ /dev/null
@@ -1,66 +0,0 @@
-// Copyright 2004-2009 Google Inc.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-// http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-// ========================================================================
-//
-
-#include <cstring>
-#include "omaha/base/tr_rand.h"
-#include "omaha/testing/unit_test.h"
-
-namespace omaha {
-
-TEST(TRRandTest, TRRand) {
- int min_period = +99999;
- int max_period = -99999;
-
- int min_period_at = -99999;
- int max_period_at = -99999;
-
- byte hits[65536] = {0};
- memset(hits, 0, sizeof(hits));
-
- // Compute minimum and maximum period by considering all possible seed values.
- for (int seed = 0; seed < 65536; ++seed) {
- // See if value is part of some known sequence we've traversed.
- // If multiple values map to same next-val, this check could cause us to
- // report a min_period that's too short. But a long min_period still
- // indicates success.
- if (hits[seed]) { continue; }
-
- // Compute length of period starting at this seed.
- tr_srand(seed);
- int i = seed;
- int period = 0;
- do {
- ++hits[i];
- ++period;
- i = tr_rand();
- ASSERT_GE(i, 0);
- } while (hits[i] == 0);
-
- // Update stats.
- if (period < min_period) {
- min_period = period;
- min_period_at = seed;
- }
- if (period > max_period) {
- max_period = period;
- max_period_at = seed;
- }
- }
- ASSERT_GE(min_period, (0xFFFF / 2));
-}
-
-} // namespace omaha
-
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