1 description('Check stepping-up and -down for <input> from renderer.');
3 var input = document.createElement('input');
4 var invalidStateErr = '"Error: INVALID_STATE_ERR: DOM Exception 11"';
6 function sendKey(keyName) {
7 var event = document.createEvent('KeyboardEvent');
8 event.initKeyboardEvent('keydown', true, true, document.defaultView, keyName);
9 input.dispatchEvent(event);
12 function setInputAttributes(min, max, step, value) {
19 function stepUp(value, step, max, optionalStepCount) {
20 setInputAttributes(null, max, step, value);
21 if (typeof optionalStepCount != "undefined")
22 if (optionalStepCount < 0)
23 for (var i = 0; i < -optionalStepCount; i++)
26 for (var i = 0; i < optionalStepCount; i++)
33 function stepDown(value, step, min, optionalStepCount) {
34 setInputAttributes(min, null, step, value);
35 if (typeof optionalStepCount != "undefined")
36 if (optionalStepCount < 0)
37 for (var i = 0; i < -optionalStepCount; i++)
40 for (var i = 0; i < optionalStepCount; i++)
47 // Range value gets automatically shifted based on bounds,
48 // So always set the min and max first to get expected behavior
50 function stepUpExplicitBounds(min, max, step, value, stepCount) {
51 setInputAttributes(min, max, step, value);
52 if (typeof stepCount !== 'undefined')
54 for (var i = 0; i < -stepCount; i++)
57 for (var i = 0; i < stepCount; i++)
65 function stepDownExplicitBounds(min, max, step, value, stepCount) {
66 setInputAttributes(min, max, step, value);
67 if (typeof stepCount !== 'undefined')
69 for (var i = 0; i < -stepCount; i++)
72 for (var i = 0; i < stepCount; i++)
81 input.type = 'number';
82 debug('Function arguments are (value, step, {min or max}, [stepCount]).');
83 debug('Invalid value');
84 shouldBe('stepUp("", null, null)', '"1"');
85 shouldBe('stepDown("", null, null)', '"-1"');
86 shouldBe('stepUp("", "any", null)', '"1"');
87 shouldBe('stepDown("", "any", null)', '"-1"');
88 shouldBe('stepUp("", "foo", null)', '"1"');
89 shouldBe('stepDown("", "foo", null)', '"-1"');
90 shouldBe('stepUp("foo", null, null)', '"1"');
91 shouldBe('stepDown("foo", null, null)', '"-1"');
92 shouldBe('stepUp("foo", "any", null)', '"1"');
93 shouldBe('stepDown("foo", "any", null)', '"-1"');
94 shouldBe('stepUp("foo", "foo", null)', '"1"');
95 shouldBe('stepDown("foo", "foo", null)', '"-1"');
96 debug('Normal cases');
97 shouldBe('stepUp("0", null, null)', '"1"');
98 shouldBe('stepUp("1", null, null, 2)', '"3"');
99 shouldBe('stepUp("3", null, null, -1)', '"2"');
100 shouldBe('stepDown("2", null, null)', '"1"');
101 shouldBe('stepDown("1", null, null, 2)', '"-1"');
102 shouldBe('stepDown("-1", null, null, -1)', '"0"');
103 debug('Invalid step value');
104 shouldBe('stepUp("0", "foo", null)', '"1"');
105 shouldBe('stepUp("1", "0", null)', '"2"');
106 shouldBe('stepUp("2", "-1", null)', '"3"');
108 shouldBe('stepUp("0", "any", null)', '"1"');
109 shouldBe('stepDown("0", "any", null)', '"-1"');
110 debug('Step=any corner case');
111 shouldBe('stepUpExplicitBounds("0", "100", "any", "1.5", "1")', '"2.5"');
112 shouldBe('stepDownExplicitBounds("0", "100", "any", "1.5", "1")', '"0.5"');
113 debug('Overflow/underflow');
114 shouldBe('stepDown("1", "1", "0")', '"0"');
115 shouldBe('stepDown("0", "1", "0")', '"0"');
116 shouldBe('stepDown("1", "1", "0", 2)', '"0"');
117 shouldBe('stepDown("1", "3.40282346e+38", "", 2)', '"-3.40282346e+38"');
118 shouldBe('stepUp("-1", "1", "0")', '"0"');
119 shouldBe('stepUp("0", "1", "0")', '"0"');
120 shouldBe('stepUp("-1", "1", "0", 2)', '"0"');
121 shouldBe('stepUp("1", "3.40282346e+38", "", 2)', '"3.40282346e+38"');
122 debug('stepDown()/stepUp() for stepMismatch values');
123 shouldBe('stepUp("1", "2", "")', '"2"');
124 shouldBe('input.min = "0"; stepUp("9", "10", "")', '"10"');
125 shouldBe('stepDown("19", "10", "0")', '"10"');
126 shouldBe('stepUp("89", "10", "99")', '"90"');
127 debug('Huge value and small step');
128 shouldBe('input.min = ""; stepUp("1e+38", "1", "", 999)', '"1e+38"');
129 shouldBe('input.max = ""; stepDown("1e+38", "1", "", 999)', '"1e+38"');
130 debug('Fractional numbers');
131 shouldBe('input.min = ""; stepUp("0", "0.33333333333333333", "", 3)', '"1"');
132 shouldBe('stepUp("1", "0.1", "", 10)', '"2"');
133 shouldBe('input.min = "0"; stepUp("0", "0.003921568627450980", "1", 255)', '"1"');
135 shouldBe('stepUp("5.005", "0.005", "", 2)', '"5.015"');
136 shouldBe('stepUp("5.005", "0.005", "", 11)', '"5.06"');
137 shouldBe('stepUp("5.005", "0.005", "", 12)', '"5.065"');
138 shouldBe('stepUpExplicitBounds("4", "9", "0.005", "5.005", 2)', '"5.015"');
139 shouldBe('stepUpExplicitBounds("4", "9", "0.005", "5.005", 11)', '"5.06"');
140 shouldBe('stepUpExplicitBounds("4", "9", "0.005", "5.005", 12)', '"5.065"');
141 shouldBe('stepUpExplicitBounds(-4, 4, 1, "")', '"1"');
142 shouldBe('stepDownExplicitBounds(-4, 4, 1, "")', '"-1"');
143 shouldBe('stepDownExplicitBounds(0, 4, 1, "")', '"0"');
144 shouldBe('stepUpExplicitBounds(-4, 0, 1, "")', '"0"');
145 shouldBe('stepDownExplicitBounds(1, 4, 1, "")', '"1"');
146 shouldBe('stepUpExplicitBounds(1, 4, 1, "")', '"1"');
147 shouldBe('stepDownExplicitBounds(-4, -1, 1, "")', '"-1"');
148 shouldBe('stepUpExplicitBounds(-4, -1, 1, "")', '"-1"');
149 shouldBe('stepUpExplicitBounds(-100, null, 3, "")', '"2"');
150 shouldBe('stepDownExplicitBounds(-100, null, 3, "")', '"-1"');
151 shouldBe('stepUpExplicitBounds(1, 4, 1, 0)', '"1"');
152 shouldBe('stepDownExplicitBounds(1, 4, 1, 0)', '"0"');
153 shouldBe('stepDownExplicitBounds(-4, -1, 1, 0)', '"-1"');
154 shouldBe('stepUpExplicitBounds(-4, -1, 1, 0)', '"0"');
155 shouldBe('stepUpExplicitBounds(-100, null, 3, 3)', '"5"');
156 shouldBe('stepDownExplicitBounds(-100, null, 3, 3)', '"2"');