tests, set method, tests for set method

test/cachecursor.cpp

@@ -23,7 +23,12 @@ protected:
         }
     }
 
+    int getCacheCursorsSize() const {
+        return cache->cursors.size();
+    }
+
     static void TearDownTestSuite() {
+        cursor.drop();
         transaction.terminate();
         db->close();
         db->removeDirectory();
@@ -62,7 +67,9 @@ TEST_F(CacheCursorTest, PopulatingTheTable) {
 }
 
 TEST_F(CacheCursorTest, Creation) {
+    EXPECT_EQ(getCacheCursorsSize(), 0);
     cursor = cache->createCursor();
+    EXPECT_EQ(getCacheCursorsSize(), 1);
 
     EXPECT_THROW(cursor.first(), LMDBAL::CursorNotReady);
     EXPECT_THROW(cursor.last(), LMDBAL::CursorNotReady);
@@ -74,6 +81,7 @@ TEST_F(CacheCursorTest, Creation) {
 }
 
 TEST_F(CacheCursorTest, FirstPrivate) {
+    EXPECT_EQ(getCacheCursorsSize(), 1);
     EXPECT_EQ(cache->count(), data.size());
 
     std::pair<uint64_t, std::string> element = cursor.first();
@@ -85,6 +93,7 @@ TEST_F(CacheCursorTest, FirstPrivate) {
 }
 
 TEST_F(CacheCursorTest, NextPrivate) {
+    EXPECT_EQ(getCacheCursorsSize(), 1);
     std::map<uint64_t, std::string>::const_iterator reference = data.begin();
 
     reference++;
@@ -107,6 +116,7 @@ TEST_F(CacheCursorTest, NextPrivate) {
 }
 
 TEST_F(CacheCursorTest, LastPrivate) {
+    EXPECT_EQ(getCacheCursorsSize(), 1);
     EXPECT_EQ(cache->count(), data.size());
 
     std::pair<uint64_t, std::string> element = cursor.last();
@@ -118,6 +128,7 @@ TEST_F(CacheCursorTest, LastPrivate) {
 }
 
 TEST_F(CacheCursorTest, PrevPrivate) {
+    EXPECT_EQ(getCacheCursorsSize(), 1);
     std::map<uint64_t, std::string>::const_reverse_iterator reference = data.rbegin();
 
     reference++;
@@ -140,6 +151,7 @@ TEST_F(CacheCursorTest, PrevPrivate) {
 }
 
 TEST_F(CacheCursorTest, CurrentPrivate) {
+    EXPECT_EQ(getCacheCursorsSize(), 1);
     std::pair<uint64_t, std::string> element = cursor.first();
     std::map<uint64_t, std::string>::const_iterator reference = data.begin();
 
@@ -172,8 +184,42 @@ TEST_F(CacheCursorTest, CurrentPrivate) {
     EXPECT_EQ(cache->count(), data.size());
 }
 
+TEST_F(CacheCursorTest, SettingPrivate) {
+    EXPECT_EQ(getCacheCursorsSize(), 1);
+
+    EXPECT_FALSE(cursor.set(6684));
+    EXPECT_EQ(cursor.current().second, "tanned inmate");
+
+    std::map<uint64_t, std::string>::const_iterator reference = data.begin();
+    std::advance(reference, 5);
+    EXPECT_TRUE(cursor.set(reference->first));
+    EXPECT_EQ(cursor.current().second, reference->second);
+
+    ++reference;
+    cursor.next();
+    EXPECT_EQ(cursor.current().second, reference->second);
+
+    ++reference;
+    cursor.next();
+    EXPECT_EQ(cursor.current().second, reference->second);
+
+    --reference;
+    cursor.prev();
+    EXPECT_EQ(cursor.current().second, reference->second);
+
+    --reference;
+    cursor.prev();
+    EXPECT_EQ(cursor.current().second, reference->second);
+
+    --reference;
+    cursor.prev();
+    EXPECT_EQ(cursor.current().second, reference->second);
+}
+
 TEST_F(CacheCursorTest, Destruction) {
+    EXPECT_EQ(getCacheCursorsSize(), 1);
     cursor.close();
+    EXPECT_EQ(getCacheCursorsSize(), 1);
 
     EXPECT_THROW(cursor.first(), LMDBAL::CursorNotReady);
     EXPECT_THROW(cursor.last(), LMDBAL::CursorNotReady);
@@ -182,11 +228,14 @@ TEST_F(CacheCursorTest, Destruction) {
     EXPECT_THROW(cursor.current(), LMDBAL::CursorNotReady);
 
     cursor = LMDBAL::Cursor<uint64_t, std::string>();
+    EXPECT_EQ(getCacheCursorsSize(), 0);
 
     cursor = cache->createCursor();
+    EXPECT_EQ(getCacheCursorsSize(), 1);
 }
 
 TEST_F(CacheCursorTest, FirstPublic) {
+    EXPECT_EQ(getCacheCursorsSize(), 1);
     transaction = db->beginTransaction();
 
     cursor.open(transaction);
@@ -199,6 +248,7 @@ TEST_F(CacheCursorTest, FirstPublic) {
 }
 
 TEST_F(CacheCursorTest, NextPublic) {
+    EXPECT_EQ(getCacheCursorsSize(), 1);
     std::map<uint64_t, std::string>::const_iterator reference = data.begin();
 
     reference++;
@@ -220,6 +270,7 @@ TEST_F(CacheCursorTest, NextPublic) {
 }
 
 TEST_F(CacheCursorTest, LastPublic) {
+    EXPECT_EQ(getCacheCursorsSize(), 1);
     std::pair<uint64_t, std::string> element = cursor.last();
     std::map<uint64_t, std::string>::const_reverse_iterator reference = data.rbegin();
 
@@ -229,6 +280,7 @@ TEST_F(CacheCursorTest, LastPublic) {
 }
 
 TEST_F(CacheCursorTest, PrevPublic) {
+    EXPECT_EQ(getCacheCursorsSize(), 1);
     std::map<uint64_t, std::string>::const_reverse_iterator reference = data.rbegin();
 
     reference++;
@@ -250,6 +302,7 @@ TEST_F(CacheCursorTest, PrevPublic) {
 }
 
 TEST_F(CacheCursorTest, CurrentPublic) {
+    EXPECT_EQ(getCacheCursorsSize(), 1);
     std::pair<uint64_t, std::string> element = cursor.first();
     std::map<uint64_t, std::string>::const_iterator reference = data.begin();
 
@@ -282,6 +335,71 @@ TEST_F(CacheCursorTest, CurrentPublic) {
     EXPECT_EQ(cache->count(), data.size());
 }
 
+TEST_F(CacheCursorTest, SettingPublic) {
+    EXPECT_EQ(getCacheCursorsSize(), 1);
+
+    EXPECT_FALSE(cursor.set(557));
+    EXPECT_EQ(cursor.current().second, "resilent pick forefront");
+
+    std::map<uint64_t, std::string>::const_iterator reference = data.begin();
+    std::advance(reference, 3);
+    EXPECT_TRUE(cursor.set(reference->first));
+    EXPECT_EQ(cursor.current().second, reference->second);
+
+    ++reference;
+    cursor.next();
+    EXPECT_EQ(cursor.current().second, reference->second);
+
+    ++reference;
+    cursor.next();
+    EXPECT_EQ(cursor.current().second, reference->second);
+
+    --reference;
+    cursor.prev();
+    EXPECT_EQ(cursor.current().second, reference->second);
+
+    --reference;
+    cursor.prev();
+    EXPECT_EQ(cursor.current().second, reference->second);
+
+    --reference;
+    cursor.prev();
+    EXPECT_EQ(cursor.current().second, reference->second);
+}
+
+TEST_F(CacheCursorTest, CursorRAIIBehaviour) {
+    int initialiCursorsAmount = getCacheCursorsSize();
+    {
+        LMDBAL::Cursor<uint64_t, std::string> cur = cache->createCursor();
+        EXPECT_EQ(initialiCursorsAmount + 1, getCacheCursorsSize());
+        cur.open(transaction);
+        EXPECT_NO_THROW(cur.first());
+    }
+
+    EXPECT_EQ(initialiCursorsAmount, getCacheCursorsSize());
+    LMDBAL::Cursor<uint64_t, std::string> cur;
+    EXPECT_EQ(initialiCursorsAmount, getCacheCursorsSize());
+    EXPECT_EQ(cur.empty(), true);
+    cur = cache->createCursor();
+    EXPECT_EQ(cur.empty(), false);
+    EXPECT_EQ(initialiCursorsAmount + 1, getCacheCursorsSize());
+    EXPECT_THROW(emptyCache->destroyCursor(cur), LMDBAL::Unknown);
+    cache->destroyCursor(cur);
+    EXPECT_EQ(cur.empty(), true);
+    EXPECT_EQ(initialiCursorsAmount, getCacheCursorsSize());
+
+    cur = cache->createCursor();
+    EXPECT_EQ(initialiCursorsAmount + 1, getCacheCursorsSize());
+    EXPECT_EQ(cur.empty(), false);
+
+    cur.drop();
+    EXPECT_EQ(cur.empty(), true);
+    EXPECT_EQ(initialiCursorsAmount, getCacheCursorsSize());
+
+    EXPECT_NO_THROW(cur.drop());
+    EXPECT_THROW(cache->destroyCursor(cur), LMDBAL::Unknown);
+}
+
 TEST_F(CacheCursorTest, CornerCases) {
     transaction.terminate();
     EXPECT_THROW(cursor.current(), LMDBAL::Unknown);