summaryrefslogtreecommitdiffstats
path: root/src/rapidjson/thirdparty/gtest/googletest/samples/sample1.cc
diff options
context:
space:
mode:
authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:45:59 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:45:59 +0000
commit19fcec84d8d7d21e796c7624e521b60d28ee21ed (patch)
tree42d26aa27d1e3f7c0b8bd3fd14e7d7082f5008dc /src/rapidjson/thirdparty/gtest/googletest/samples/sample1.cc
parentInitial commit. (diff)
downloadceph-upstream/16.2.11+ds.tar.xz
ceph-upstream/16.2.11+ds.zip
Adding upstream version 16.2.11+ds.upstream/16.2.11+dsupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/rapidjson/thirdparty/gtest/googletest/samples/sample1.cc')
-rw-r--r--src/rapidjson/thirdparty/gtest/googletest/samples/sample1.cc68
1 files changed, 68 insertions, 0 deletions
diff --git a/src/rapidjson/thirdparty/gtest/googletest/samples/sample1.cc b/src/rapidjson/thirdparty/gtest/googletest/samples/sample1.cc
new file mode 100644
index 000000000..f171e2609
--- /dev/null
+++ b/src/rapidjson/thirdparty/gtest/googletest/samples/sample1.cc
@@ -0,0 +1,68 @@
+// Copyright 2005, Google Inc.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+// * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+// * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+// * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+// A sample program demonstrating using Google C++ testing framework.
+//
+// Author: wan@google.com (Zhanyong Wan)
+
+#include "sample1.h"
+
+// Returns n! (the factorial of n). For negative n, n! is defined to be 1.
+int Factorial(int n) {
+ int result = 1;
+ for (int i = 1; i <= n; i++) {
+ result *= i;
+ }
+
+ return result;
+}
+
+// Returns true iff n is a prime number.
+bool IsPrime(int n) {
+ // Trivial case 1: small numbers
+ if (n <= 1) return false;
+
+ // Trivial case 2: even numbers
+ if (n % 2 == 0) return n == 2;
+
+ // Now, we have that n is odd and n >= 3.
+
+ // Try to divide n by every odd number i, starting from 3
+ for (int i = 3; ; i += 2) {
+ // We only have to try i up to the squre root of n
+ if (i > n/i) break;
+
+ // Now, we have i <= n/i < n.
+ // If n is divisible by i, n is not prime.
+ if (n % i == 0) return false;
+ }
+
+ // n has no integer factor in the range (1, n), and thus is prime.
+ return true;
+}