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5a58e65bda
The shorter paths make the sources easier to navigate.
Basically revert of #99 / f44b3bb771
after the underlying issue is resolved.
91 lines
2.8 KiB
C++
91 lines
2.8 KiB
C++
//
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// Copyright (c) 2009-2011 Artyom Beilis (Tonkikh)
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// Copyright (c) 2022 Alexander Grund
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//
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// Distributed under the Boost Software License, Version 1.0.
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// https://www.boost.org/LICENSE_1_0.txt
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#include "../src/shared/ios_prop.hpp"
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#include "boostLocale/test/unit_test.hpp"
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#include <locale>
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#include <sstream>
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int counter = 0;
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int imbued = 0;
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struct test_property {
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explicit test_property(int xx = -1) : x(xx) { counter++; }
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test_property(const test_property& other)
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{
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counter++;
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x = other.x;
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}
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test_property& operator=(const test_property&) = default;
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~test_property() { counter--; }
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void on_imbue() { imbued++; }
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int x;
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};
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typedef boost::locale::impl::ios_prop<test_property> prop_type;
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struct init {
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init() { prop_type::global_init(); }
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};
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void test_main(int /*argc*/, char** /*argv*/)
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{
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// Test get() default constructs the property if it does not exist or returns the existing one
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{
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std::stringstream ss;
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TEST_EQ(prop_type::get(ss).x, -1);
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TEST_EQ(counter, 1);
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prop_type::get(ss).x = 42;
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TEST_EQ(prop_type::get(ss).x, 42);
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TEST_EQ(counter, 1);
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}
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TEST_EQ(counter, 0);
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{
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std::stringstream ss;
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prop_type::get(ss).x = 1;
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{
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std::stringstream ss2;
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TEST_EQ(counter, 1);
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ss2.copyfmt(ss);
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TEST_EQ(counter, 2);
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TEST_EQ(prop_type::get(ss).x, 1);
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TEST_EQ(prop_type::get(ss2).x, 1);
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// Check that both are distinct copies
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prop_type::get(ss2).x = 2;
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TEST_EQ(prop_type::get(ss).x, 1);
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TEST_EQ(prop_type::get(ss2).x, 2); // Only 2nd is changed
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// Imbue on 2nd calls on_imbue once
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TEST_EQ(imbued, 0);
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ss2.imbue(std::locale::classic());
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TEST_EQ(imbued, 1);
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// Copy again over existing
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ss2.copyfmt(ss);
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TEST_EQ(counter, 2);
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TEST_EQ(prop_type::get(ss).x, 1);
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TEST_EQ(prop_type::get(ss2).x, 1); // Copied
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prop_type::get(ss2).x = 2;
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TEST_EQ(prop_type::get(ss).x, 1);
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TEST_EQ(prop_type::get(ss2).x, 2); // Only this changed
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}
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// Copy from unset removes the property
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{
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std::stringstream ss2;
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TEST_EQ(prop_type::get(ss).x, 1);
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TEST_EQ(counter, 1);
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ss.copyfmt(ss2);
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TEST_EQ(counter, 0);
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// All are default constructed, distinct instances
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TEST_EQ(prop_type::get(ss).x, -1);
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TEST_EQ(prop_type::get(ss2).x, -1);
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prop_type::get(ss2).x = 2;
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TEST_EQ(prop_type::get(ss).x, -1);
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TEST_EQ(prop_type::get(ss2).x, 2);
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TEST_EQ(counter, 2);
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}
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}
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TEST_EQ(counter, 0);
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}
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