99 lines
2 KiB
C++
99 lines
2 KiB
C++
// Copyright (c) 2010, Thomas Goyne <plorkyeran@aegisub.org>
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//
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// Permission to use, copy, modify, and distribute this software for any
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// purpose with or without fee is hereby granted, provided that the above
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// copyright notice and this permission notice appear in all copies.
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//
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// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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// ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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// ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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// OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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#include <libaegisub/signal.h>
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#include "main.h"
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using namespace agi::signal;
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struct increment {
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int *num;
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increment(int &num) : num(&num) { }
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void operator()() const { ++*num; }
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void operator()(int n) const { *num += n; }
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};
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TEST(lagi_signal, basic) {
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Signal<> s;
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int x = 0;
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Connection c = s.Connect(increment(x));
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EXPECT_EQ(0, x);
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s();
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EXPECT_EQ(1, x);
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}
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TEST(lagi_signal, multiple) {
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Signal<> s;
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int x = 0;
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Connection c1 = s.Connect(increment(x));
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Connection c2 = s.Connect(increment(x));
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EXPECT_EQ(0, x);
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s();
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EXPECT_EQ(2, x);
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}
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TEST(lagi_signal, manual_disconnect) {
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Signal<> s;
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int x = 0;
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Connection c1 = s.Connect(increment(x));
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EXPECT_EQ(0, x);
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s();
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EXPECT_EQ(1, x);
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c1.Disconnect();
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s();
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EXPECT_EQ(1, x);
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}
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TEST(lagi_signal, auto_disconnect) {
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Signal<> s;
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int x = 0;
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EXPECT_EQ(0, x);
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{
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Connection c = s.Connect(increment(x));
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s();
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EXPECT_EQ(1, x);
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}
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s();
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EXPECT_EQ(1, x);
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}
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TEST(lagi_signal, connection_outlives_slot) {
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int x = 0;
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Connection c;
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EXPECT_EQ(0, x);
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{
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Signal<> s;
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c = s.Connect(increment(x));
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s();
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EXPECT_EQ(1, x);
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}
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c.Disconnect();
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}
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TEST(lagi_signal, one_arg) {
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Signal<int> s;
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int x = 0;
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Connection c = s.Connect(increment(x));
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s(0);
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EXPECT_EQ(0, x);
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s(10);
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EXPECT_EQ(10, x);
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s(20);
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EXPECT_EQ(30, x);
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}
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