From a3243017d6b8c46cc3e41f4243311dc3dbc80ab4 Mon Sep 17 00:00:00 2001
From: Paul Baltescu <pauldb89@gmail.com>
Date: Tue, 4 Jun 2013 23:17:57 +0100
Subject: Serialize data structures.

---
 extractor/suffix_array_test.cc | 46 ++++++++++++++++++++++++++++--------------
 1 file changed, 31 insertions(+), 15 deletions(-)

(limited to 'extractor/suffix_array_test.cc')

diff --git a/extractor/suffix_array_test.cc b/extractor/suffix_array_test.cc
index 8431a16e..ba0dbcc3 100644
--- a/extractor/suffix_array_test.cc
+++ b/extractor/suffix_array_test.cc
@@ -1,13 +1,17 @@
 #include <gtest/gtest.h>
 
+#include <vector>
+
+#include <boost/archive/binary_iarchive.hpp>
+#include <boost/archive/binary_oarchive.hpp>
+
 #include "mocks/mock_data_array.h"
 #include "phrase_location.h"
 #include "suffix_array.h"
 
-#include <vector>
-
 using namespace std;
 using namespace ::testing;
+namespace ar = boost::archive;
 
 namespace extractor {
 namespace {
@@ -20,30 +24,30 @@ class SuffixArrayTest : public Test {
     EXPECT_CALL(*data_array, GetData()).WillRepeatedly(ReturnRef(data));
     EXPECT_CALL(*data_array, GetVocabularySize()).WillRepeatedly(Return(7));
     EXPECT_CALL(*data_array, GetSize()).WillRepeatedly(Return(13));
-    suffix_array = make_shared<SuffixArray>(data_array);
+    suffix_array = SuffixArray(data_array);
   }
 
   vector<int> data;
-  shared_ptr<SuffixArray> suffix_array;
+  SuffixArray suffix_array;
   shared_ptr<MockDataArray> data_array;
 };
 
 TEST_F(SuffixArrayTest, TestData) {
-  EXPECT_EQ(data_array, suffix_array->GetData());
-  EXPECT_EQ(14, suffix_array->GetSize());
+  EXPECT_EQ(data_array, suffix_array.GetData());
+  EXPECT_EQ(14, suffix_array.GetSize());
 }
 
 TEST_F(SuffixArrayTest, TestBuildSuffixArray) {
   vector<int> expected_suffix_array =
       {13, 11, 2, 12, 3, 6, 10, 1, 4, 7, 5, 9, 0, 8};
   for (size_t i = 0; i < expected_suffix_array.size(); ++i) {
-    EXPECT_EQ(expected_suffix_array[i], suffix_array->GetSuffix(i));
+    EXPECT_EQ(expected_suffix_array[i], suffix_array.GetSuffix(i));
   }
 }
 
 TEST_F(SuffixArrayTest, TestBuildLCP) {
   vector<int> expected_lcp = {-1, 0, 2, 0, 1, 0, 0, 3, 1, 1, 0, 0, 4, 1};
-  EXPECT_EQ(expected_lcp, suffix_array->BuildLCPArray());
+  EXPECT_EQ(expected_lcp, suffix_array.BuildLCPArray());
 }
 
 TEST_F(SuffixArrayTest, TestLookup) {
@@ -53,25 +57,37 @@ TEST_F(SuffixArrayTest, TestLookup) {
 
   EXPECT_CALL(*data_array, HasWord("word1")).WillRepeatedly(Return(true));
   EXPECT_CALL(*data_array, GetWordId("word1")).WillRepeatedly(Return(6));
-  EXPECT_EQ(PhraseLocation(11, 14), suffix_array->Lookup(0, 14, "word1", 0));
+  EXPECT_EQ(PhraseLocation(11, 14), suffix_array.Lookup(0, 14, "word1", 0));
 
   EXPECT_CALL(*data_array, HasWord("word2")).WillRepeatedly(Return(false));
-  EXPECT_EQ(PhraseLocation(0, 0), suffix_array->Lookup(0, 14, "word2", 0));
+  EXPECT_EQ(PhraseLocation(0, 0), suffix_array.Lookup(0, 14, "word2", 0));
 
   EXPECT_CALL(*data_array, HasWord("word3")).WillRepeatedly(Return(true));
   EXPECT_CALL(*data_array, GetWordId("word3")).WillRepeatedly(Return(4));
-  EXPECT_EQ(PhraseLocation(11, 13), suffix_array->Lookup(11, 14, "word3", 1));
+  EXPECT_EQ(PhraseLocation(11, 13), suffix_array.Lookup(11, 14, "word3", 1));
 
   EXPECT_CALL(*data_array, HasWord("word4")).WillRepeatedly(Return(true));
   EXPECT_CALL(*data_array, GetWordId("word4")).WillRepeatedly(Return(1));
-  EXPECT_EQ(PhraseLocation(11, 13), suffix_array->Lookup(11, 13, "word4", 2));
+  EXPECT_EQ(PhraseLocation(11, 13), suffix_array.Lookup(11, 13, "word4", 2));
 
   EXPECT_CALL(*data_array, HasWord("word5")).WillRepeatedly(Return(true));
   EXPECT_CALL(*data_array, GetWordId("word5")).WillRepeatedly(Return(2));
-  EXPECT_EQ(PhraseLocation(11, 13), suffix_array->Lookup(11, 13, "word5", 3));
+  EXPECT_EQ(PhraseLocation(11, 13), suffix_array.Lookup(11, 13, "word5", 3));
+
+  EXPECT_EQ(PhraseLocation(12, 13), suffix_array.Lookup(11, 13, "word3", 4));
+  EXPECT_EQ(PhraseLocation(11, 11), suffix_array.Lookup(11, 13, "word5", 1));
+}
+
+TEST_F(SuffixArrayTest, TestSerialization) {
+  stringstream stream(ios_base::binary | ios_base::out | ios_base::in);
+  ar::binary_oarchive output_stream(stream, ar::no_header);
+  output_stream << suffix_array;
+
+  SuffixArray suffix_array_copy;
+  ar::binary_iarchive input_stream(stream, ar::no_header);
+  input_stream >> suffix_array_copy;
 
-  EXPECT_EQ(PhraseLocation(12, 13), suffix_array->Lookup(11, 13, "word3", 4));
-  EXPECT_EQ(PhraseLocation(11, 11), suffix_array->Lookup(11, 13, "word5", 1));
+  EXPECT_EQ(suffix_array, suffix_array_copy);
 }
 
 } // namespace
-- 
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