mirror of
https://github.com/crystalidea/qt6windows7.git
synced 2024-12-02 00:32:24 +08:00
472 lines
15 KiB
C++
472 lines
15 KiB
C++
// Copyright (C) 2022 The Qt Company Ltd.
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// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
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#include <QtCore/QCoreApplication>
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#include <QtCore/QEvent>
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#include <QtCore/QMutex>
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#include <QtCore/QObject>
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#include <QtCore/QTimer>
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#include <QtGui/private/qwasmlocalfileaccess_p.h>
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#include <qtwasmtestlib.h>
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#include <emscripten.h>
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#include <emscripten/bind.h>
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#include <emscripten/val.h>
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#include <string_view>
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using namespace emscripten;
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class FilesTest : public QObject
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{
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Q_OBJECT
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public:
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FilesTest() : m_window(val::global("window")), m_testSupport(val::object()) {}
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~FilesTest() noexcept {
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for (auto& cleanup: m_cleanup) {
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cleanup();
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}
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}
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private:
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void init() {
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EM_ASM({
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window.testSupport = {};
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window.showOpenFilePicker = sinon.stub();
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window.mockOpenFileDialog = (files) => {
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window.showOpenFilePicker.withArgs(sinon.match.any).callsFake(
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(options) => Promise.resolve(files.map(file => {
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const getFile = sinon.stub();
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getFile.callsFake(() => Promise.resolve({
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name: file.name,
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size: file.content.length,
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slice: () => new Blob([new TextEncoder().encode(file.content)]),
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}));
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return {
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kind: 'file',
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name: file.name,
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getFile
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};
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}))
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);
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};
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window.showSaveFilePicker = sinon.stub();
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window.mockSaveFilePicker = (file) => {
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window.showSaveFilePicker.withArgs(sinon.match.any).callsFake(
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(options) => {
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const createWritable = sinon.stub();
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createWritable.callsFake(() => {
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const write = file.writeFn ?? (() => {
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const write = sinon.stub();
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write.callsFake((stuff) => {
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if (file.content !== new TextDecoder().decode(stuff)) {
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const message = `Bad file content ${file.content} !== ${new TextDecoder().decode(stuff)}`;
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Module.qtWasmFail(message);
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return Promise.reject(message);
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}
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return Promise.resolve();
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});
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return write;
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})();
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window.testSupport.write = write;
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const close = file.closeFn ?? (() => {
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const close = sinon.stub();
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close.callsFake(() => Promise.resolve());
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return close;
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})();
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window.testSupport.close = close;
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return Promise.resolve({
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write,
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close
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});
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});
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return Promise.resolve({
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kind: 'file',
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name: file.name,
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createWritable
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});
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}
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);
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};
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});
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}
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template <class T>
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T* Own(T* plainPtr) {
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m_cleanup.emplace_back([plainPtr]() mutable {
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delete plainPtr;
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});
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return plainPtr;
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}
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val m_window;
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val m_testSupport;
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std::vector<std::function<void()>> m_cleanup;
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private slots:
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void selectOneFileWithFileDialog();
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void selectMultipleFilesWithFileDialog();
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void cancelFileDialog();
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void rejectFile();
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void saveFileWithFileDialog();
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};
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class BarrierCallback {
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public:
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BarrierCallback(int number, std::function<void()> onDone)
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: m_remaining(number), m_onDone(std::move(onDone)) {}
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void operator()() {
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if (!--m_remaining) {
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m_onDone();
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}
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}
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private:
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int m_remaining;
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std::function<void()> m_onDone;
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};
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template <class Arg>
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std::string argToString(std::add_lvalue_reference_t<std::add_const_t<Arg>> arg) {
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return std::to_string(arg);
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}
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template <>
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std::string argToString<bool>(const bool& value) {
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return value ? "true" : "false";
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}
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template <>
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std::string argToString<std::string>(const std::string& arg) {
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return arg;
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}
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template <>
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std::string argToString<const std::string&>(const std::string& arg) {
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return arg;
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}
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template<class Type>
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struct Matcher {
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virtual ~Matcher() = default;
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virtual bool matches(std::string* explanation, const Type& actual) const = 0;
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};
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template<class Type>
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struct AnyMatcher : public Matcher<Type> {
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bool matches(std::string* explanation, const Type& actual) const final {
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Q_UNUSED(explanation);
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Q_UNUSED(actual);
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return true;
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}
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Type m_value;
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};
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template<class Type>
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struct EqualsMatcher : public Matcher<Type> {
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EqualsMatcher(Type value) : m_value(std::forward<Type>(value)) {}
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bool matches(std::string* explanation, const Type& actual) const final {
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const bool ret = actual == m_value;
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if (!ret)
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*explanation += argToString<Type>(actual) + " != " + argToString<Type>(m_value);
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return actual == m_value;
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}
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// It is crucial to hold a copy, otherwise we lose const refs.
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std::remove_reference_t<Type> m_value;
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};
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template<class Type>
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std::unique_ptr<EqualsMatcher<Type>> equals(Type value) {
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return std::make_unique<EqualsMatcher<Type>>(value);
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}
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template<class Type>
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std::unique_ptr<AnyMatcher<Type>> any(Type value) {
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return std::make_unique<AnyMatcher<Type>>(value);
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}
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template <class ...Types>
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struct Expectation {
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std::tuple<std::unique_ptr<Matcher<Types>>...> m_argMatchers;
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int m_callCount = 0;
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int m_expectedCalls = 1;
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template<std::size_t... Indices>
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bool match(std::string* explanation, const std::tuple<Types...>& tuple, std::index_sequence<Indices...>) const {
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return ( ... && (std::get<Indices>(m_argMatchers)->matches(explanation, std::get<Indices>(tuple))));
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}
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bool matches(std::string* explanation, Types... args) const {
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if (m_callCount >= m_expectedCalls) {
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*explanation += "Too many calls\n";
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return false;
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}
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return match(explanation, std::make_tuple(args...), std::make_index_sequence<std::tuple_size_v<std::tuple<Types...>>>());
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}
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};
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template <class R, class ...Types>
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struct Behavior {
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std::function<R(Types...)> m_callback;
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void call(std::function<R(Types...)> callback) {
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m_callback = std::move(callback);
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}
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};
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template<class... Args>
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std::string argsToString(Args... args) {
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return (... + (", " + argToString<Args>(args)));
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}
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template<>
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std::string argsToString<>() {
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return "";
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}
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template<class R, class ...Types>
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struct ExpectationToBehaviorMapping {
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Expectation<Types...> expectation;
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Behavior<R, Types...> behavior;
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};
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template<class R, class... Args>
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class MockCallback {
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public:
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std::function<R(Args...)> get() {
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return [this](Args... result) -> R {
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return processCall(std::forward<Args>(result)...);
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};
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}
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Behavior<R, Args...>& expectCallWith(std::unique_ptr<Matcher<Args>>... matcherArgs) {
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auto matchers = std::make_tuple(std::move(matcherArgs)...);
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m_behaviorByExpectation.push_back({Expectation<Args...> {std::move(matchers)}, Behavior<R, Args...> {}});
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return m_behaviorByExpectation.back().behavior;
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}
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Behavior<R, Args...>& expectRepeatedCallWith(int times, std::unique_ptr<Matcher<Args>>... matcherArgs) {
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auto matchers = std::make_tuple(std::move(matcherArgs)...);
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m_behaviorByExpectation.push_back({Expectation<Args...> {std::move(matchers), 0, times}, Behavior<R, Args...> {}});
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return m_behaviorByExpectation.back().behavior;
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}
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private:
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R processCall(Args... args) {
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std::string argsAsString = argsToString(args...);
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std::string triedExpectations;
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auto it = std::find_if(m_behaviorByExpectation.begin(), m_behaviorByExpectation.end(),
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[&](const ExpectationToBehaviorMapping<R, Args...>& behavior) {
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return behavior.expectation.matches(&triedExpectations, std::forward<Args>(args)...);
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});
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if (it != m_behaviorByExpectation.end()) {
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++it->expectation.m_callCount;
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return it->behavior.m_callback(args...);
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} else {
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QWASMFAIL("Unexpected call with " + argsAsString + ". Tried: " + triedExpectations);
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}
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return R();
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}
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std::vector<ExpectationToBehaviorMapping<R, Args...>> m_behaviorByExpectation;
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};
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void FilesTest::selectOneFileWithFileDialog()
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{
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init();
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static constexpr std::string_view testFileContent = "This is a happy case.";
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EM_ASM({
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mockOpenFileDialog([{
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name: 'file1.jpg',
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content: UTF8ToString($0)
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}]);
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}, testFileContent.data());
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auto* fileSelectedCallback = Own(new MockCallback<void, bool>());
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fileSelectedCallback->expectCallWith(equals(true)).call([](bool) mutable {});
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auto* fileBuffer = Own(new QByteArray());
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auto* acceptFileCallback = Own(new MockCallback<char*, uint64_t, const std::string&>());
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acceptFileCallback->expectCallWith(equals<uint64_t>(testFileContent.size()), equals<const std::string&>("file1.jpg"))
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.call([fileBuffer](uint64_t, std::string) mutable -> char* {
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fileBuffer->resize(testFileContent.size());
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return fileBuffer->data();
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});
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auto* fileDataReadyCallback = Own(new MockCallback<void>());
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fileDataReadyCallback->expectCallWith().call([fileBuffer]() mutable {
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QWASMCOMPARE(fileBuffer->data(), std::string(testFileContent));
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QWASMSUCCESS();
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});
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QWasmLocalFileAccess::openFile("*", fileSelectedCallback->get(), acceptFileCallback->get(),
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fileDataReadyCallback->get());
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}
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void FilesTest::selectMultipleFilesWithFileDialog()
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{
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static constexpr std::array<std::string_view, 3> testFileContent =
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{ "Cont 1", "2s content", "What is hiding in 3?"};
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init();
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EM_ASM({
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mockOpenFileDialog([{
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name: 'file1.jpg',
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content: UTF8ToString($0)
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}, {
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name: 'file2.jpg',
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content: UTF8ToString($1)
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}, {
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name: 'file3.jpg',
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content: UTF8ToString($2)
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}]);
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}, testFileContent[0].data(), testFileContent[1].data(), testFileContent[2].data());
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auto* fileSelectedCallback = Own(new MockCallback<void, int>());
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fileSelectedCallback->expectCallWith(equals(3)).call([](int) mutable {});
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auto fileBuffer = std::make_shared<QByteArray>();
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auto* acceptFileCallback = Own(new MockCallback<char*, uint64_t, const std::string&>());
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acceptFileCallback->expectCallWith(equals<uint64_t>(testFileContent[0].size()), equals<const std::string&>("file1.jpg"))
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.call([fileBuffer](uint64_t, std::string) mutable -> char* {
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fileBuffer->resize(testFileContent[0].size());
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return fileBuffer->data();
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});
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acceptFileCallback->expectCallWith(equals<uint64_t>(testFileContent[1].size()), equals<const std::string&>("file2.jpg"))
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.call([fileBuffer](uint64_t, std::string) mutable -> char* {
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fileBuffer->resize(testFileContent[1].size());
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return fileBuffer->data();
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});
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acceptFileCallback->expectCallWith(equals<uint64_t>(testFileContent[2].size()), equals<const std::string&>("file3.jpg"))
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.call([fileBuffer](uint64_t, std::string) mutable -> char* {
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fileBuffer->resize(testFileContent[2].size());
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return fileBuffer->data();
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});
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auto* fileDataReadyCallback = Own(new MockCallback<void>());
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fileDataReadyCallback->expectRepeatedCallWith(3).call([fileBuffer]() mutable {
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static int callCount = 0;
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QWASMCOMPARE(fileBuffer->data(), std::string(testFileContent[callCount]));
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callCount++;
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if (callCount == 3) {
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QWASMSUCCESS();
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}
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});
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QWasmLocalFileAccess::openFiles("*", QWasmLocalFileAccess::FileSelectMode::MultipleFiles,
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fileSelectedCallback->get(), acceptFileCallback->get(),
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fileDataReadyCallback->get());
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}
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void FilesTest::cancelFileDialog()
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{
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init();
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EM_ASM({
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window.showOpenFilePicker.withArgs(sinon.match.any).returns(Promise.reject("The user cancelled the dialog"));
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});
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auto* fileSelectedCallback = Own(new MockCallback<void, bool>());
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fileSelectedCallback->expectCallWith(equals(false)).call([](bool) mutable {
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QWASMSUCCESS();
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});
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auto* acceptFileCallback = Own(new MockCallback<char*, uint64_t, const std::string&>());
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auto* fileDataReadyCallback = Own(new MockCallback<void>());
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QWasmLocalFileAccess::openFile("*", fileSelectedCallback->get(), acceptFileCallback->get(),
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fileDataReadyCallback->get());
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}
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void FilesTest::rejectFile()
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{
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init();
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static constexpr std::string_view testFileContent = "We don't want this file.";
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EM_ASM({
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mockOpenFileDialog([{
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name: 'dontwant.dat',
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content: UTF8ToString($0)
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}]);
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}, testFileContent.data());
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auto* fileSelectedCallback = Own(new MockCallback<void, bool>());
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fileSelectedCallback->expectCallWith(equals(true)).call([](bool) mutable {});
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auto* fileDataReadyCallback = Own(new MockCallback<void>());
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auto* acceptFileCallback = Own(new MockCallback<char*, uint64_t, const std::string&>());
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acceptFileCallback->expectCallWith(equals<uint64_t>(std::string_view(testFileContent).size()), equals<const std::string&>("dontwant.dat"))
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.call([](uint64_t, const std::string) {
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QTimer::singleShot(0, []() {
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// No calls to fileDataReadyCallback
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QWASMSUCCESS();
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});
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return nullptr;
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});
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QWasmLocalFileAccess::openFile("*", fileSelectedCallback->get(), acceptFileCallback->get(),
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fileDataReadyCallback->get());
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}
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void FilesTest::saveFileWithFileDialog()
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{
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init();
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static constexpr std::string_view testFileContent = "Save this important content";
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EM_ASM({
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mockSaveFilePicker({
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name: 'somename',
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content: UTF8ToString($0),
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closeFn: (() => {
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const close = sinon.stub();
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close.callsFake(() =>
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new Promise(resolve => {
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resolve();
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Module.qtWasmPass();
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}));
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return close;
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})()
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});
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}, testFileContent.data());
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QByteArray data;
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data.prepend(testFileContent);
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QWasmLocalFileAccess::saveFile(data, "hintie");
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}
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int main(int argc, char **argv)
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{
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auto testObject = std::make_shared<FilesTest>();
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QtWasmTest::initTestCase<QCoreApplication>(argc, argv, testObject);
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return 0;
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}
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#include "files_main.moc"
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