OXYGENHUB
◆ main openmsx / src / unittest / AnalogInput_test.cc
5.7 KiB · C++ · last changed chore(): initial commit 1 month ago source blame history raw
e8555c89 Andy McCall 1 
#include "catch.hpp"
2 
#include "AnalogInput.hh"
3
4 
#include <SDL.h>
5
6 
using namespace openmsx;
7
8 
TEST_CASE("AnalogInput: toString, parse")
9 
{
10 
	auto compare = [](const AnalogInput& input, const std::string& str) {
11 
		auto str2 = toString(input);
12 
		CHECK(str2 == str);
13
14 
		auto input2 = parseAnalogInput(str);
15 
		CHECK(input2);
16 
		CHECK(*input2 == input);
17 
	};
18 
	using ID = JoystickId;
19
20 
	SECTION("mouse axis") {
21 
		compare(AnalogMouseAxis(0), "mouse X-axis");
22 
		compare(AnalogMouseAxis(1), "mouse Y-axis");
23 
		// alternative spelling
24 
		CHECK(parseAnalogInput("mouse x-axis") == AnalogMouseAxis(0));
25 
		CHECK(parseAnalogInput("mouse y-axis") == AnalogMouseAxis(1));
26 
	}
27 
	SECTION("joystick axis") {
28 
		compare(AnalogJoystickAxis(ID(0), 1), "joy1 axis1");
29 
		compare(AnalogJoystickAxis(ID(3), 2), "joy4 axis2");
30 
	}
31 
	SECTION("parse error") {
32 
		CHECK(!parseAnalogInput("")); // no type
33 
		CHECK(!parseAnalogInput("bla")); // invalid type
34
35 
		CHECK(!parseAnalogInput("mouse")); // missing name
36 
		CHECK(!parseAnalogInput("mouse invalid-key"));
37 
		CHECK(!parseAnalogInput("mouse A-axis"));
38 
		CHECK(!parseAnalogInput("mouse X-axis too-much"));
39
40 
		CHECK(!parseAnalogInput("joyBLA")); // no number
41 
		CHECK(!parseAnalogInput("joy2")); // missing axis
42 
		CHECK(!parseAnalogInput("joy0 axis3")); // joy 0
43 
		CHECK(!parseAnalogInput("joy2 bla")); // no axis
44 
		CHECK(!parseAnalogInput("joy2 axisXYZ")); // no valid axis
45 
		CHECK(!parseAnalogInput("joy2 axis256")); // axis does not fit in uint8_t
46 
	}
47 
}
48
49 
TEST_CASE("AnalogInput: capture")
50 
{
51 
	auto getJoyDeadThreshold = [](JoystickId /*joystick*/) { return 8192; };
52 
	auto check = [&](const Event& event, std::string_view expected) {
53 
		auto input = captureAnalogInput(event, getJoyDeadThreshold);
54 
		if (expected.empty()) {
55 
			CHECK(!input);
56 
		} else {
57 
			CHECK(toString(*input) == expected);
58 
		}
59 
	};
60
61 
	SDL_Event sdl = {};
62
63 
	SECTION("mouse") {
64 
		sdl.motion = SDL_MouseMotionEvent{};
65 
		sdl.motion.type = SDL_MOUSEMOTION;
66 
		sdl.motion.xrel = 0;
67 
		sdl.motion.yrel = 0;
68 
		sdl.motion.x = 30;
69 
		sdl.motion.y = 40;
70 
		check(MouseMotionEvent(sdl), "");
71 
		sdl.motion.xrel = 10;
72 
		sdl.motion.yrel = 2;
73 
		check(MouseMotionEvent(sdl), "mouse X-axis");
74 
		sdl.motion.xrel = 3;
75 
		sdl.motion.yrel = -9;
76 
		check(MouseMotionEvent(sdl), "mouse Y-axis");
77 
	}
78 
	SECTION("joystick") {
79 
		sdl.jaxis = SDL_JoyAxisEvent{};
80 
		sdl.jaxis.type = SDL_JOYAXISMOTION;
81 
		sdl.jaxis.which = 2;
82 
		sdl.jaxis.axis = 1;
83 
		sdl.jaxis.value = 32000;
84 
		check(JoystickAxisMotionEvent(sdl), "joy3 axis1");
85 
		sdl.jaxis.value = -32000;
86 
		check(JoystickAxisMotionEvent(sdl), "joy3 axis1");
87 
		sdl.jaxis.value = 20; // close to center
88 
		check(JoystickAxisMotionEvent(sdl), "");
89 
	}
90 
}
91
92 
TEST_CASE("AnalogInput: match")
93 
{
94 
	// define various events
95 
	SDL_Event sdl;
96
97 
	sdl.motion = SDL_MouseMotionEvent{};
98 
	sdl.motion.type = SDL_MOUSEMOTION;
99 
	sdl.motion.xrel = 0;
100 
	sdl.motion.yrel = 1; // small movement
101 
	sdl.motion.x = 30;
102 
	sdl.motion.y = 40;
103 
	auto mouseCenter = MouseMotionEvent(sdl);
104 
	sdl.motion.xrel = 0;
105 
	sdl.motion.yrel = -15;
106 
	auto mouseUp = MouseMotionEvent(sdl);
107 
	sdl.motion.xrel = 0;
108 
	sdl.motion.yrel = 8;
109 
	auto mouseDown = MouseMotionEvent(sdl);
110 
	sdl.motion.xrel = -9;
111 
	sdl.motion.yrel = 0;
112 
	auto mouseLeft = MouseMotionEvent(sdl);
113 
	sdl.motion.xrel = 12;
114 
	sdl.motion.yrel = 0;
115 
	auto mouseRight = MouseMotionEvent(sdl);
116
117 
	sdl.jaxis = SDL_JoyAxisEvent{};
118 
	sdl.jaxis.type = SDL_JOYAXISMOTION;
119 
	sdl.jaxis.which = 0;
120 
	sdl.jaxis.axis = 1;
121 
	sdl.jaxis.value = 1; // not fully center
122 
	auto joyCenter = JoystickAxisMotionEvent(sdl);
123 
	sdl.jaxis.axis = 2;
124 
	sdl.jaxis.value = -20123;
125 
	auto joyUp = JoystickAxisMotionEvent(sdl);
126 
	sdl.jaxis.axis = 2;
127 
	sdl.jaxis.value = 30789;
128 
	auto joyDown = JoystickAxisMotionEvent(sdl);
129 
	sdl.jaxis.axis = 1;
130 
	sdl.jaxis.value = -30001;
131 
	auto joyLeft = JoystickAxisMotionEvent(sdl);
132 
	sdl.jaxis.axis = 1;
133 
	sdl.jaxis.value = 20222;
134 
	auto joyRight = JoystickAxisMotionEvent(sdl);
135
136 
	// check against various BooleanInputs
137 
	auto getJoyValue = [](JoystickId /*joystick*/, const JoystickAxisMotionEvent& e) {
138 
		return (std::abs(e.getValue()) > 25) ? float(e.getValue()) : 0.0f;
139 
	};
140 
	auto check = [&](const std::optional<AnalogInput>& binding, const Event& event, std::optional<float> expected) {
141 
		REQUIRE(binding);
142 
		CHECK(match(*binding, event, getJoyValue) == expected);
143 
	};
144
145 
	auto bMouseXaxis = parseAnalogInput("mouse X-axis");
146 
	check(bMouseXaxis, mouseCenter, 0);
147 
	check(bMouseXaxis, mouseUp, 0);
148 
	check(bMouseXaxis, mouseDown, 0);
149 
	check(bMouseXaxis, mouseLeft, -9);
150 
	check(bMouseXaxis, mouseRight, 12);
151 
	check(bMouseXaxis, joyCenter, {});
152 
	check(bMouseXaxis, joyUp, {});
153 
	check(bMouseXaxis, joyDown, {});
154 
	check(bMouseXaxis, joyLeft, {});
155 
	check(bMouseXaxis, joyRight, {});
156
157 
	auto bMouseYaxis = parseAnalogInput("mouse Y-axis");
158 
	check(bMouseYaxis, mouseCenter, 0);
159 
	check(bMouseYaxis, mouseUp, -15);
160 
	check(bMouseYaxis, mouseDown, 8);
161 
	check(bMouseYaxis, mouseLeft, 0);
162 
	check(bMouseYaxis, mouseRight, 0);
163 
	check(bMouseYaxis, joyCenter, {});
164 
	check(bMouseYaxis, joyUp, {});
165 
	check(bMouseYaxis, joyDown, {});
166 
	check(bMouseYaxis, joyLeft, {});
167 
	check(bMouseYaxis, joyRight, {});
168
169 
	auto bJoy1Axis1 = parseAnalogInput("joy1 axis1");
170 
	check(bJoy1Axis1, mouseCenter, {});
171 
	check(bJoy1Axis1, mouseUp, {});
172 
	check(bJoy1Axis1, mouseDown, {});
173 
	check(bJoy1Axis1, mouseLeft, {});
174 
	check(bJoy1Axis1, mouseRight, {});
175 
	check(bJoy1Axis1, joyCenter, 0);
176 
	check(bJoy1Axis1, joyUp, {});
177 
	check(bJoy1Axis1, joyDown, {});
178 
	check(bJoy1Axis1, joyLeft, -30001);
179 
	check(bJoy1Axis1, joyRight, 20222);
180
181 
	auto bJoy1Axis2 = parseAnalogInput("joy1 axis2");
182 
	check(bJoy1Axis2, mouseCenter, {});
183 
	check(bJoy1Axis2, mouseUp, {});
184 
	check(bJoy1Axis2, mouseDown, {});
185 
	check(bJoy1Axis2, mouseLeft, {});
186 
	check(bJoy1Axis2, mouseRight, {});
187 
	check(bJoy1Axis2, joyCenter, {});
188 
	check(bJoy1Axis2, joyUp, -20123);
189 
	check(bJoy1Axis2, joyDown, 30789);
190 
	check(bJoy1Axis2, joyLeft, {});
191 
	check(bJoy1Axis2, joyRight, {});
192 
}