Inside Bitcoin

1// Copyright (c) 2018-present The Bitcoin Core developers
2// Distributed under the MIT software license, see the accompanying
3// file COPYING or http://www.opensource.org/licenses/mit-license.php.
4
5#include <qt/test/apptests.h>
6
7#include <chainparams.h>
8#include <key.h>
9#include <logging.h>
10#include <qt/bitcoin.h>
11#include <qt/bitcoingui.h>
12#include <qt/networkstyle.h>
13#include <qt/rpcconsole.h>
14#include <test/util/setup_common.h>
15#include <validation.h>
16
17#include <QAction>
18#include <QLineEdit>
19#include <QRegularExpression>
20#include <QScopedPointer>
21#include <QSignalSpy>
22#include <QString>
23#include <QTest>
24#include <QTextEdit>
25#include <QtGlobal>
26#include <QtTest/QtTestWidgets>
27#include <QtTest/QtTestGui>
28
29namespace {
30//! Regex find a string group inside of the console output
31QString FindInConsole(const QString& output, const QString& pattern)
32{
33    const QRegularExpression re(pattern);
34    return re.match(output).captured(1);
35}
36
37//! Call getblockchaininfo RPC and check first field of JSON output.
38void TestRpcCommand(RPCConsole* console)
39{
40    QTextEdit* messagesWidget = console->findChild<QTextEdit*>("messagesWidget");
41    QLineEdit* lineEdit = console->findChild<QLineEdit*>("lineEdit");
42    QSignalSpy mw_spy(messagesWidget, &QTextEdit::textChanged);
43    QVERIFY(mw_spy.isValid());
44    QTest::keyClicks(lineEdit, "getblockchaininfo");
45    QTest::keyClick(lineEdit, Qt::Key_Return);
46    QVERIFY(mw_spy.wait(1000));
47    QCOMPARE(mw_spy.count(), 4);
48    const QString output = messagesWidget->toPlainText();
49    const QString pattern = QStringLiteral("\"chain\": \"(\\w+)\"");
50    QCOMPARE(FindInConsole(output, pattern), QString("regtest"));
51}
52} // namespace
53
54//! Entry point for BitcoinApplication tests.
55void AppTests::appTests()
56{
57    qRegisterMetaType<interfaces::BlockAndHeaderTipInfo>("interfaces::BlockAndHeaderTipInfo");
58    m_app.parameterSetup();
59    QVERIFY(m_app.createOptionsModel(/*resetSettings=*/true));
60    QScopedPointer<const NetworkStyle> style(NetworkStyle::instantiate(Params().GetChainType()));
61    m_app.setupPlatformStyle();
62    m_app.createWindow(style.data());
63    connect(&m_app, &BitcoinApplication::windowShown, this, &AppTests::guiTests);
64    expectCallback("guiTests");
65    m_app.baseInitialize();
66    m_app.requestInitialize();
67    m_app.exec();
68    m_app.requestShutdown();
69    m_app.exec();
70
71    // Reset global state to avoid interfering with later tests.
72    LogInstance().DisconnectTestLogger();
73}
74
75//! Entry point for BitcoinGUI tests.
76void AppTests::guiTests(BitcoinGUI* window)
77{
78    HandleCallback callback{"guiTests", *this};
79    connect(window, &BitcoinGUI::consoleShown, this, &AppTests::consoleTests);
80    expectCallback("consoleTests");
81    QAction* action = window->findChild<QAction*>("openRPCConsoleAction");
82    action->activate(QAction::Trigger);
83}
84
85//! Entry point for RPCConsole tests.
86void AppTests::consoleTests(RPCConsole* console)
87{
88    HandleCallback callback{"consoleTests", *this};
89    TestRpcCommand(console);
90}
91
92//! Destructor to shut down after the last expected callback completes.
93AppTests::HandleCallback::~HandleCallback()
94{
95    auto& callbacks = m_app_tests.m_callbacks;
96    auto it = callbacks.find(m_callback);
97    assert(it != callbacks.end());
98    callbacks.erase(it);
99    if (callbacks.empty()) {
100        m_app_tests.m_app.exit(0);
101    }
102}
103