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// Copyright (C) 2011,2015 Internet Systems Consortium, Inc. ("ISC")
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.
#include <cstddef>
#include <string>
#include <gtest/gtest.h>
#include <log/message_dictionary.h>
#include <log/message_initializer.h>
#include <log/message_types.h>
using namespace isc;
using namespace isc::log;
using namespace std;
// set up another message initializer. This will add a symbol found in the
// logging library and a symbol not found in the logging library. When the
// global dictionary is loaded, the former should be marked as a duplicate
// and the latter should be present.
namespace {
const char* values[] = {
// This message for DUPLICATE_NAMESPACE must be copied from
// ../log_messages.mes; otherwise logger check might fail.
"LOG_DUPLICATE_NAMESPACE", "line %1: duplicate $NAMESPACE directive found",
"NEWSYM", "new symbol added",
NULL
};
MessageInitializer init(values);
}
class MessageDictionaryTest : public ::testing::Test {
protected:
MessageDictionaryTest() :
alpha_id("ALPHA"), alpha_text("This is alpha"),
beta_id("BETA"), beta_text("This is beta"),
gamma_id("GAMMA"), gamma_text("This is gamma")
{
}
MessageID alpha_id;
std::string alpha_text;
MessageID beta_id;
std::string beta_text;
MessageID gamma_id;
std::string gamma_text;
};
// Check that adding messages works
TEST_F(MessageDictionaryTest, Add) {
MessageDictionary dictionary;
EXPECT_EQ(0, dictionary.size());
// Add a few messages and check that we can look them up and that there is
// nothing in the overflow vector.
EXPECT_TRUE(dictionary.add(alpha_id, alpha_text));
EXPECT_TRUE(dictionary.add(beta_id, beta_text));
EXPECT_EQ(2, dictionary.size());
EXPECT_EQ(alpha_text, dictionary.getText(alpha_id));
EXPECT_EQ(beta_text, dictionary.getText(beta_id));
EXPECT_EQ(string(""), dictionary.getText(gamma_id));
// Try adding a duplicate with different text. It should not replace the
// current text and the ID should be in the overflow section.
EXPECT_FALSE(dictionary.add(alpha_id, gamma_text));
EXPECT_EQ(2, dictionary.size());
}
// Check that replacing messages works.
TEST_F(MessageDictionaryTest, Replace) {
MessageDictionary dictionary;
EXPECT_EQ(0, dictionary.size());
// Try to replace a non-existent message
EXPECT_FALSE(dictionary.replace(alpha_id, alpha_text));
EXPECT_EQ(0, dictionary.size());
// Add a couple of messages.
EXPECT_TRUE(dictionary.add(alpha_id, alpha_text));
EXPECT_TRUE(dictionary.add(beta_id, beta_text));
EXPECT_EQ(2, dictionary.size());
// Replace an existing message
EXPECT_TRUE(dictionary.replace(alpha_id, gamma_text));
EXPECT_EQ(2, dictionary.size());
EXPECT_EQ(gamma_text, dictionary.getText(alpha_id));
// ... and replace non-existent message (but now the dictionary has some
// items in it).
EXPECT_FALSE(dictionary.replace(gamma_id, alpha_text));
EXPECT_EQ(2, dictionary.size());
EXPECT_EQ(string(""), dictionary.getText(gamma_id));
}
// Check that removing message works.
TEST_F(MessageDictionaryTest, erase) {
MessageDictionary dictionary;
ASSERT_NO_THROW(dictionary.erase(alpha_id, alpha_text));
ASSERT_EQ(0, dictionary.size());
// Add a couple of messages.
EXPECT_TRUE(dictionary.add(alpha_id, alpha_text));
EXPECT_TRUE(dictionary.add(beta_id, beta_text));
// There is no sense to continue if messages haven't been added.
ASSERT_EQ(2, dictionary.size());
// Remove one with the existing ID, but non-matching text. It
// should not remove any message.
EXPECT_FALSE(dictionary.erase(beta_id, alpha_text));
// Now, remove the message with matching ID and text.
EXPECT_TRUE(dictionary.erase(beta_id, beta_text));
EXPECT_EQ(1, dictionary.size());
// The other entry should still exist.
EXPECT_EQ(alpha_text, dictionary.getText(alpha_id));
// And remove the other message.
EXPECT_TRUE(dictionary.erase(alpha_id, alpha_text));
EXPECT_EQ(0, dictionary.size());
}
// Load test
TEST_F(MessageDictionaryTest, LoadTest) {
static const char* data1[] = {
"ALPHA", "This is alpha",
"BETA", "This is beta",
"GAMMA", "This is gamma",
NULL
};
static const char* data2[] = {
"DELTA", "This is delta",
"EPSILON", "This is epsilon",
"ETA", NULL
};
MessageDictionary dictionary1;
EXPECT_EQ(0, dictionary1.size());
// Load a dictionary1.
vector<string> duplicates = dictionary1.load(data1);
EXPECT_EQ(3, dictionary1.size());
EXPECT_EQ(string(data1[1]), dictionary1.getText(data1[0]));
EXPECT_EQ(string(data1[3]), dictionary1.getText(data1[2]));
EXPECT_EQ(string(data1[5]), dictionary1.getText(data1[4]));
EXPECT_EQ(0, duplicates.size());
// Attempt an overwrite
duplicates = dictionary1.load(data1);
EXPECT_EQ(3, dictionary1.size());
EXPECT_EQ(3, duplicates.size());
// Try a new dictionary but with an incorrect number of elements
MessageDictionary dictionary2;
EXPECT_EQ(0, dictionary2.size());
duplicates = dictionary2.load(data2);
EXPECT_EQ(2, dictionary2.size());
EXPECT_EQ(string(data2[1]), dictionary2.getText(data2[0]));
EXPECT_EQ(string(data2[3]), dictionary2.getText(data2[2]));
EXPECT_EQ(string(""), dictionary2.getText(data2[4]));
EXPECT_EQ(0, duplicates.size());
}
// Check for some non-existent items
TEST_F(MessageDictionaryTest, Lookups) {
static const char* data[] = {
"ALPHA", "This is alpha",
"BETA", "This is beta",
"GAMMA", "This is gamma",
NULL
};
MessageDictionary dictionary;
vector<string> duplicates = dictionary.load(data);
EXPECT_EQ(3, dictionary.size());
EXPECT_EQ(0, duplicates.size());
// Valid lookups
EXPECT_EQ(string("This is alpha"), dictionary.getText("ALPHA"));
EXPECT_EQ(string("This is beta"), dictionary.getText("BETA"));
EXPECT_EQ(string("This is gamma"), dictionary.getText("GAMMA"));
// ... and invalid ones
EXPECT_EQ(string(""), dictionary.getText("XYZZY"));
EXPECT_EQ(string(""), dictionary.getText(""));
EXPECT_EQ(string(""), dictionary.getText("\n\n\n"));
}
// Check that the global dictionary is a singleton.
TEST_F(MessageDictionaryTest, GlobalTest) {
const MessageDictionaryPtr& global = MessageDictionary::globalDictionary();
const MessageDictionaryPtr& global2 = MessageDictionary::globalDictionary();
EXPECT_TRUE(global2 == global);
}
// Check that the global dictionary has detected the duplicate and the
// new symbol.
TEST_F(MessageDictionaryTest, GlobalLoadTest) {
// There were duplicates but the vector should be cleared in init() now
ASSERT_EQ(0, MessageInitializer::getDuplicates().size());
string text = MessageDictionary::globalDictionary()->getText("NEWSYM");
EXPECT_EQ(string("new symbol added"), text);
}
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