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From: wangwei@apache.org
To: commits@singa.incubator.apache.org
Message-Id: <397c958e6ceb4934a411795e053de31d@git.apache.org>
Subject: incubator-singa git commit: SINGA-64 Add the test module for
 utils/common
Date: Sun, 13 Sep 2015 14:08:22 +0000 (UTC)

Repository: incubator-singa
Updated Branches:
  refs/heads/master 5d7d53f52 -> 077d3804f


SINGA-64 Add the test module for utils/common

add test code for functions in utils/common


Project: http://git-wip-us.apache.org/repos/asf/incubator-singa/repo
Commit: http://git-wip-us.apache.org/repos/asf/incubator-singa/commit/077d3804
Tree: http://git-wip-us.apache.org/repos/asf/incubator-singa/tree/077d3804
Diff: http://git-wip-us.apache.org/repos/asf/incubator-singa/diff/077d3804

Branch: refs/heads/master
Commit: 077d3804fd0bf2d710b13b13ae76f03e439438b5
Parents: 5d7d53f
Author: ijingo <ijingobravo@gmail.com>
Authored: Thu Aug 27 21:23:55 2015 +0800
Committer: ijingo <ijingobravo@gmail.com>
Committed: Sun Sep 13 21:47:51 2015 +0800

----------------------------------------------------------------------
 Makefile.am             |   1 +
 src/test/test_common.cc | 113 +++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 114 insertions(+)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/incubator-singa/blob/077d3804/Makefile.am
----------------------------------------------------------------------
diff --git a/Makefile.am b/Makefile.am
index baff947..6f3be4c 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -85,6 +85,7 @@ GTEST_SRCS := include/gtest/gtest-all.cc
 GTEST_HRDS := include/gtest/gtest.h
 TEST_SRCS := include/gtest/gtest_main.cc \
 			 src/test/test_cluster.cc \
+             src/test/test_common.cc \
 			 src/test/test_msg.cc \
 			 src/test/test_neuralnet.cc \
 			 src/test/test_paramslicer.cc \

http://git-wip-us.apache.org/repos/asf/incubator-singa/blob/077d3804/src/test/test_common.cc
----------------------------------------------------------------------
diff --git a/src/test/test_common.cc b/src/test/test_common.cc
new file mode 100644
index 0000000..b84e860
--- /dev/null
+++ b/src/test/test_common.cc
@@ -0,0 +1,113 @@
+#include "gtest/gtest.h"
+#include "utils/common.h"
+#include <unordered_map>
+#include <string>
+#include <vector>
+
+using std::string;
+using std::vector;
+using namespace singa;
+
+TEST(CommonTest, TestIntVecToString) {
+
+    vector<int> num_vec {2, 3, 5, 7, 11};
+    string str = "(2, 3, 5, 7, 11, )";
+    ASSERT_EQ(str, IntVecToString(num_vec));
+}
+
+TEST(CommonTest, TestStringPrintf) {
+    const char* str_a = "abc";
+    const char* str_b = "edfgh";
+    const char* str_c = " !@#";
+    const char* str_d = "1";
+    const char* str_e = "2";
+    const char* str_f = "3";
+
+    string fmt_a = "%s%s%s";
+    string fmt_b = "[%s] [%s] [%s] ";
+
+    string str_d_a = "abcedfgh !@#";
+    string str_d_b = "[1] [2] [3] ";
+
+    ASSERT_EQ(str_d_a, StringPrintf(fmt_a, str_a, str_b, str_c));
+    ASSERT_EQ(str_d_b, StringPrintf(fmt_b, str_d, str_e, str_f));
+}
+
+TEST(CommonTest, TestGCDLCM) {
+    int a = 2, b = 5, c = 10, d = 15;
+
+    ASSERT_EQ(1, gcd(a, b));
+    ASSERT_EQ(5, gcd(c, d));
+    ASSERT_EQ(10, LeastCommonMultiple(b, c));
+    ASSERT_EQ(30, LeastCommonMultiple(c, d));
+}
+
+TEST(CommonTest, TestMetric) {
+    string str, msg;
+    Metric metric;
+    metric.Add("a", 0.5);
+    metric.Add("b", 0.5);
+    metric.Add("a", 1.5);
+    str = metric.ToLogString();
+    msg = metric.ToString();
+    metric.Reset();
+    metric.ParseFrom(msg);
+    ASSERT_EQ(str, metric.ToLogString());
+}
+
+TEST(CommonTest, TestSlice) {
+    vector<vector<int>> slices_0;
+    vector<int> sizes {14112, 96, 256, 884736, 384};
+    ASSERT_EQ(slices_0, Slice(0, sizes));
+    
+    vector<vector<int>> slices_1 {
+        { 14112 },
+        { 96 },
+        { 256 },
+        { 884736 },
+        { 384 },
+    };
+    
+    vector<vector<int>> slices_2 {
+        { 14112 },
+        { 96 },
+        { 256 },
+        { 435328, 449408 },
+        { 384 },
+    };
+        
+    vector<vector<int>> slices_4 {
+        { 14112 },
+        { 96 },
+        { 256 },
+        { 210432,224896,224896,224512 },
+        { 384 },
+    };
+    
+    vector<vector<int>> slices_8 {
+        { 14112 },
+        { 96 },
+        { 256 },
+        { 97984,112448,112448,112448,112448,112448,112448,112064 },
+        { 384 },
+    };
+    
+    ASSERT_EQ(slices_1, Slice(1, sizes));
+    ASSERT_EQ(slices_2, Slice(2, sizes));
+    ASSERT_EQ(slices_4, Slice(4, sizes));
+    ASSERT_EQ(slices_8, Slice(8, sizes));
+}
+
+TEST(CommonTest, TestPartitionSlices) {
+    vector<int> slices {
+         97984,112448,112448,112448,112448,112448,112448,112064
+    };
+    vector<int> box_1 { 0, 0, 0, 0, 0, 0, 0, 0 };
+    vector<int> box_2 { 0, 0, 0, 0, 1, 1, 1, 1 };
+    vector<int> box_4 { 0, 0, 1, 1, 2, 2, 3, 3 };
+    vector<int> box_8 { 0, 1, 2, 3, 4, 5, 6, 7 };
+    ASSERT_EQ(box_1, PartitionSlices(1, slices));
+    ASSERT_EQ(box_2, PartitionSlices(2, slices));
+    ASSERT_EQ(box_4, PartitionSlices(4, slices));
+    ASSERT_EQ(box_8, PartitionSlices(8, slices));
+}