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/*
* Copyright (C) 2004-2025 ZNC, see the NOTICE file for details.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <gtest/gtest.h>
#include <gmock/gmock.h>
#include <znc/Buffer.h>
#include <znc/znc.h>
using ::testing::SizeIs;
using ::testing::ContainerEq;
class BufferTest : public ::testing::Test {
protected:
void SetUp() override { CZNC::CreateInstance(); }
void TearDown() override { CZNC::DestroyInstance(); }
};
TEST_F(BufferTest, BufLine) {
CBuffer buffer(1);
buffer.AddLine(CMessage("@key=value :nick PRIVMSG {target} {text}"),
"hello there");
const CBufLine& line = buffer.GetBufLine(0);
EXPECT_THAT(line.GetTags(), ContainerEq(MCString{{"key", "value"}}));
EXPECT_EQ(line.GetFormat(), ":nick PRIVMSG {target} {text}");
EXPECT_EQ(line.GetText(), "hello there");
EXPECT_EQ(line.GetCommand(), "PRIVMSG");
}
TEST_F(BufferTest, LineCount) {
CBuffer buffer(123);
EXPECT_EQ(buffer.GetLineCount(), 123u);
EXPECT_EQ(CZNC::Get().GetMaxBufferSize(), 500u);
EXPECT_FALSE(buffer.SetLineCount(1000, false));
EXPECT_EQ(buffer.GetLineCount(), 123u);
EXPECT_TRUE(buffer.SetLineCount(500, false));
EXPECT_EQ(buffer.GetLineCount(), 500u);
EXPECT_TRUE(buffer.SetLineCount(1000, true));
EXPECT_EQ(buffer.GetLineCount(), 1000u);
}
TEST_F(BufferTest, AddLine) {
CBuffer buffer(2);
EXPECT_TRUE(buffer.IsEmpty());
EXPECT_EQ(buffer.Size(), 0u);
EXPECT_EQ(buffer.AddLine(CMessage("PRIVMSG nick :msg1")), 1u);
EXPECT_FALSE(buffer.IsEmpty());
EXPECT_EQ(buffer.Size(), 1u);
EXPECT_EQ(buffer.GetBufLine(0).GetFormat(), "PRIVMSG nick :msg1");
EXPECT_EQ(buffer.AddLine(CMessage("PRIVMSG nick :msg2")), 2u);
EXPECT_FALSE(buffer.IsEmpty());
EXPECT_EQ(buffer.Size(), 2u);
EXPECT_EQ(buffer.GetBufLine(0).GetFormat(), "PRIVMSG nick :msg1");
EXPECT_EQ(buffer.GetBufLine(1).GetFormat(), "PRIVMSG nick :msg2");
EXPECT_EQ(buffer.AddLine(CMessage("PRIVMSG nick :msg3")), 2u);
EXPECT_FALSE(buffer.IsEmpty());
EXPECT_EQ(buffer.Size(), 2u);
EXPECT_EQ(buffer.GetBufLine(0).GetFormat(), "PRIVMSG nick :msg2");
EXPECT_EQ(buffer.GetBufLine(1).GetFormat(), "PRIVMSG nick :msg3");
buffer.SetLineCount(1);
EXPECT_FALSE(buffer.IsEmpty());
EXPECT_EQ(buffer.Size(), 1u);
EXPECT_EQ(buffer.GetBufLine(0).GetFormat(), "PRIVMSG nick :msg3");
buffer.Clear();
EXPECT_TRUE(buffer.IsEmpty());
EXPECT_EQ(buffer.Size(), 0u);
buffer.SetLineCount(0);
buffer.AddLine(CMessage("TEST"));
EXPECT_TRUE(buffer.IsEmpty());
EXPECT_EQ(buffer.Size(), 0u);
}
TEST_F(BufferTest, UpdateLine) {
// clang-format off
CBuffer buffer(50);
VCString lines = {
":irc.server.com 001 nick :Welcome to the fake Internet Relay Chat Network nick",
":irc.server.com 002 nick :Your host is irc.server.com[12.34.56.78/6697], running version ircd-fake-1.2.3",
":irc.server.com 003 nick :This server was created Mon Jul 6 2015 at 16:53:49 UTC",
":irc.server.com 004 nick irc.server.com ircd-fake-1.2.3 DOQRSZaghilopswz CFILMPQSbcefgijklmnopqrstvz bkloveqjfI",
":irc.server.com 005 nick CHANTYPES=# EXCEPTS INVEX CHANMODES=eIbq,k,flj,CFLMPQScgimnprstz CHANLIMIT=#:120 PREFIX=(ov)@+ MAXLIST=bqeI:100 MODES=4 NETWORK=fake KNOCK STATUSMSG=@+ CALLERID=g :are supported by this server",
":irc.server.com 005 nick CASEMAPPING=rfc1459 CHARSET=ascii NICKLEN=16 CHANNELLEN=50 TOPICLEN=390 ETRACE CPRIVMSG CNOTICE DEAF=D MONITOR=100 FNC TARGMAX=NAMES:1,LIST:1,KICK:1,WHOIS:1,PRIVMSG:4,NOTICE:4,ACCEPT:,MONITOR: :are supported by this server",
":irc.server.com 005 nick EXTBAN=$,ajrxz WHOX CLIENTVER=3.0 SAFELIST ELIST=CTU :are supported by this server",
":irc.server.com 251 nick :There are 160 users and 92457 invisible on 26 servers",
":irc.server.com 252 nick 25 :IRC Operators online",
":irc.server.com 253 nick 10 :unknown connection(s)",
":irc.server.com 254 nick 63434 :channels formed",
":irc.server.com 255 nick :I have 9455 clients and 1 servers",
":irc.server.com 265 nick 9455 9682 :Current local users 9455, max 9682",
":irc.server.com 266 nick 92617 96692 :Current global users 92617, max 96692",
":irc.server.com 250 nick :Highest connection count: 9683 (9682 clients) (854623 connections received)"
};
EXPECT_THAT(lines, SizeIs(15));
for (const CString& line : lines) {
buffer.AddLine(line);
}
EXPECT_EQ(buffer.Size(), 15u);
EXPECT_EQ(buffer.UpdateLine("002", CMessage(":irc.server.net 002 nick :Your host is irc.server.net[11.22.33.44/6697], running version ircd-fake-3.2.1")), 15u);
EXPECT_EQ(buffer.GetBufLine(1).GetFormat(), ":irc.server.net 002 nick :Your host is irc.server.net[11.22.33.44/6697], running version ircd-fake-3.2.1");
EXPECT_EQ(buffer.UpdateLine("252", CMessage(":irc.server.com 252 nick 100 :IRC Operators online")), 15u);
EXPECT_EQ(buffer.GetBufLine(8).GetFormat(), ":irc.server.com 252 nick 100 :IRC Operators online");
EXPECT_EQ(buffer.UpdateLine("123", CMessage(":irc.server.com 123 nick foo bar")), 16u);
EXPECT_EQ(buffer.GetBufLine(15).GetFormat(), ":irc.server.com 123 nick foo bar");
EXPECT_EQ(buffer.UpdateExactLine(CMessage(":irc.server.com 005 nick EXTBAN=$,ajrxz WHOX CLIENTVER=3.0 SAFELIST ELIST=CTU :are supported by this server")), 16u);
EXPECT_EQ(buffer.GetBufLine(6).GetFormat(), ":irc.server.com 005 nick EXTBAN=$,ajrxz WHOX CLIENTVER=3.0 SAFELIST ELIST=CTU :are supported by this server");
EXPECT_EQ(buffer.UpdateExactLine(CMessage(":irc.server.com 005 nick FOO=bar :are supported by this server")), 17u);
EXPECT_EQ(buffer.GetBufLine(16).GetFormat(), ":irc.server.com 005 nick FOO=bar :are supported by this server");
// clang-format on
}
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