Blame - src/testdir/test_float_func.vim - android_external_vim

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Bram Moolenaar	453b576	2017-01-08 17:59:14 +0100	[diff] [blame]	1	" test float functions
				2
				3	if !has('float')
				4	finish
				5	end
				6
				7	func Test_abs()
Bram Moolenaar	6247361	2017-01-08 19:25:40 +0100	[diff] [blame]	8	call assert_equal('1.23', string(abs(1.23)))
				9	call assert_equal('1.23', string(abs(-1.23)))
				10	call assert_equal('0.0', string(abs(0.0)))
				11	call assert_equal('0.0', string(abs(1.0/(1.0/0.0))))
				12	call assert_equal('0.0', string(abs(-1.0/(1.0/0.0))))
				13	call assert_equal('inf', string(abs(1.0/0.0)))
				14	call assert_equal('inf', string(abs(-1.0/0.0)))
				15	call assert_equal('nan', string(abs(0.0/0.0)))
Bram Moolenaar	453b576	2017-01-08 17:59:14 +0100	[diff] [blame]	16	endfunc
				17
				18	func Test_sqrt()
Bram Moolenaar	6247361	2017-01-08 19:25:40 +0100	[diff] [blame]	19	call assert_equal('0.0', string(sqrt(0.0)))
				20	call assert_equal('1.414214', string(sqrt(2.0)))
				21	call assert_equal('inf', string(sqrt(1.0/0.0)))
				22	call assert_equal('nan', string(sqrt(-1.0)))
				23	call assert_equal('nan', string(sqrt(0.0/0.0)))
Bram Moolenaar	453b576	2017-01-08 17:59:14 +0100	[diff] [blame]	24	endfunc
				25
				26	func Test_log()
Bram Moolenaar	6247361	2017-01-08 19:25:40 +0100	[diff] [blame]	27	call assert_equal('0.0', string(log(1.0)))
				28	call assert_equal('-0.693147', string(log(0.5)))
				29	call assert_equal('-inf', string(log(0.0)))
				30	call assert_equal('nan', string(log(-1.0)))
				31	call assert_equal('inf', string(log(1.0/0.0)))
				32	call assert_equal('nan', string(log(0.0/0.0)))
Bram Moolenaar	453b576	2017-01-08 17:59:14 +0100	[diff] [blame]	33	endfunc
				34
				35	func Test_log10()
Bram Moolenaar	6247361	2017-01-08 19:25:40 +0100	[diff] [blame]	36	call assert_equal('0.0', string(log10(1.0)))
				37	call assert_equal('2.0', string(log10(100.0)))
				38	call assert_equal('2.079181', string(log10(120.0)))
				39	call assert_equal('-inf', string(log10(0.0)))
				40	call assert_equal('nan', string(log10(-1.0)))
				41	call assert_equal('inf', string(log10(1.0/0.0)))
				42	call assert_equal('nan', string(log10(0.0/0.0)))
Bram Moolenaar	453b576	2017-01-08 17:59:14 +0100	[diff] [blame]	43	endfunc
				44
				45	func Test_exp()
Bram Moolenaar	6247361	2017-01-08 19:25:40 +0100	[diff] [blame]	46	call assert_equal('1.0', string(exp(0.0)))
				47	call assert_equal('7.389056', string(exp(2.0)))
				48	call assert_equal('0.367879', string(exp(-1.0)))
				49	call assert_equal('inf', string(exp(1.0/0.0)))
				50	call assert_equal('0.0', string(exp(-1.0/0.0)))
				51	call assert_equal('nan', string(exp(0.0/0.0)))
Bram Moolenaar	453b576	2017-01-08 17:59:14 +0100	[diff] [blame]	52	endfunc
				53
				54	func Test_sin()
Bram Moolenaar	6247361	2017-01-08 19:25:40 +0100	[diff] [blame]	55	call assert_equal('0.0', string(sin(0.0)))
				56	call assert_equal('0.841471', string(sin(1.0)))
				57	call assert_equal('-0.479426', string(sin(-0.5)))
				58	call assert_equal('nan', string(sin(0.0/0.0)))
				59	call assert_equal('nan', string(sin(1.0/0.0)))
				60	call assert_equal('0.0', string(sin(1.0/(1.0/0.0))))
				61	call assert_equal('-0.0', string(sin(-1.0/(1.0/0.0))))
Bram Moolenaar	453b576	2017-01-08 17:59:14 +0100	[diff] [blame]	62	endfunc
				63
				64	func Test_asin()
Bram Moolenaar	6247361	2017-01-08 19:25:40 +0100	[diff] [blame]	65	call assert_equal('0.0', string(asin(0.0)))
				66	call assert_equal('1.570796', string(asin(1.0)))
				67	call assert_equal('-0.523599', string(asin(-0.5)))
				68	call assert_equal('nan', string(asin(1.1)))
				69	call assert_equal('nan', string(asin(1.0/0.0)))
				70	call assert_equal('nan', string(asin(0.0/0.0)))
Bram Moolenaar	453b576	2017-01-08 17:59:14 +0100	[diff] [blame]	71	endfunc
				72
				73	func Test_sinh()
Bram Moolenaar	6247361	2017-01-08 19:25:40 +0100	[diff] [blame]	74	call assert_equal('0.0', string(sinh(0.0)))
				75	call assert_equal('0.521095', string(sinh(0.5)))
				76	call assert_equal('-1.026517', string(sinh(-0.9)))
				77	call assert_equal('inf', string(sinh(1.0/0.0)))
				78	call assert_equal('-inf', string(sinh(-1.0/0.0)))
				79	call assert_equal('nan', string(sinh(0.0/0.0)))
Bram Moolenaar	453b576	2017-01-08 17:59:14 +0100	[diff] [blame]	80	endfunc
				81
				82	func Test_cos()
Bram Moolenaar	6247361	2017-01-08 19:25:40 +0100	[diff] [blame]	83	call assert_equal('1.0', string(cos(0.0)))
				84	call assert_equal('0.540302', string(cos(1.0)))
				85	call assert_equal('0.877583', string(cos(-0.5)))
				86	call assert_equal('nan', string(cos(0.0/0.0)))
				87	call assert_equal('nan', string(cos(1.0/0.0)))
Bram Moolenaar	453b576	2017-01-08 17:59:14 +0100	[diff] [blame]	88	endfunc
				89
				90	func Test_acos()
Bram Moolenaar	6247361	2017-01-08 19:25:40 +0100	[diff] [blame]	91	call assert_equal('1.570796', string(acos(0.0)))
				92	call assert_equal('0.0', string(acos(1.0)))
				93	call assert_equal('3.141593', string(acos(-1.0)))
				94	call assert_equal('2.094395', string(acos(-0.5)))
				95	call assert_equal('nan', string(acos(1.1)))
				96	call assert_equal('nan', string(acos(1.0/0.0)))
				97	call assert_equal('nan', string(acos(0.0/0.0)))
Bram Moolenaar	453b576	2017-01-08 17:59:14 +0100	[diff] [blame]	98	endfunc
				99
				100	func Test_cosh()
Bram Moolenaar	6247361	2017-01-08 19:25:40 +0100	[diff] [blame]	101	call assert_equal('1.0', string(cosh(0.0)))
				102	call assert_equal('1.127626', string(cosh(0.5)))
				103	call assert_equal('inf', string(cosh(1.0/0.0)))
				104	call assert_equal('inf', string(cosh(-1.0/0.0)))
				105	call assert_equal('nan', string(cosh(0.0/0.0)))
Bram Moolenaar	453b576	2017-01-08 17:59:14 +0100	[diff] [blame]	106	endfunc
				107
				108	func Test_tan()
Bram Moolenaar	6247361	2017-01-08 19:25:40 +0100	[diff] [blame]	109	call assert_equal('0.0', string(tan(0.0)))
				110	call assert_equal('0.546302', string(tan(0.5)))
				111	call assert_equal('-0.546302', string(tan(-0.5)))
				112	call assert_equal('nan', string(tan(1.0/0.0)))
				113	call assert_equal('nan', string(cos(0.0/0.0)))
				114	call assert_equal('0.0', string(tan(1.0/(1.0/0.0))))
				115	call assert_equal('-0.0', string(tan(-1.0/(1.0/0.0))))
Bram Moolenaar	453b576	2017-01-08 17:59:14 +0100	[diff] [blame]	116	endfunc
				117
				118	func Test_atan()
Bram Moolenaar	6247361	2017-01-08 19:25:40 +0100	[diff] [blame]	119	call assert_equal('0.0', string(atan(0.0)))
				120	call assert_equal('0.463648', string(atan(0.5)))
				121	call assert_equal('-0.785398', string(atan(-1.0)))
				122	call assert_equal('1.570796', string(atan(1.0/0.0)))
				123	call assert_equal('-1.570796', string(atan(-1.0/0.0)))
				124	call assert_equal('nan', string(atan(0.0/0.0)))
Bram Moolenaar	453b576	2017-01-08 17:59:14 +0100	[diff] [blame]	125	endfunc
				126
				127	func Test_atan2()
Bram Moolenaar	6247361	2017-01-08 19:25:40 +0100	[diff] [blame]	128	call assert_equal('-2.356194', string(atan2(-1, -1)))
				129	call assert_equal('2.356194', string(atan2(1, -1)))
				130	call assert_equal('0.0', string(atan2(1.0, 1.0/0.0)))
				131	call assert_equal('1.570796', string(atan2(1.0/0.0, 1.0)))
				132	call assert_equal('nan', string(atan2(0.0/0.0, 1.0)))
Bram Moolenaar	453b576	2017-01-08 17:59:14 +0100	[diff] [blame]	133	endfunc
				134
				135	func Test_tanh()
Bram Moolenaar	6247361	2017-01-08 19:25:40 +0100	[diff] [blame]	136	call assert_equal('0.0', string(tanh(0.0)))
				137	call assert_equal('0.462117', string(tanh(0.5)))
				138	call assert_equal('-0.761594', string(tanh(-1.0)))
				139	call assert_equal('1.0', string(tanh(1.0/0.0)))
				140	call assert_equal('-1.0', string(tanh(-1.0/0.0)))
				141	call assert_equal('nan', string(tanh(0.0/0.0)))
Bram Moolenaar	453b576	2017-01-08 17:59:14 +0100	[diff] [blame]	142	endfunc
				143
				144	func Test_fmod()
Bram Moolenaar	6247361	2017-01-08 19:25:40 +0100	[diff] [blame]	145	call assert_equal('0.13', string(fmod(12.33, 1.22)))
				146	call assert_equal('-0.13', string(fmod(-12.33, 1.22)))
				147	call assert_equal('nan', string(fmod(1.0/0.0, 1.0)))
				148	" On Windows we get "nan" instead of 1.0, accept both.
				149	let res = string(fmod(1.0, 1.0/0.0))
				150	if res != 'nan'
				151	call assert_equal('1.0', res)
				152	endif
				153	call assert_equal('nan', string(fmod(1.0, 0.0)))
Bram Moolenaar	453b576	2017-01-08 17:59:14 +0100	[diff] [blame]	154	endfunc
				155
				156	func Test_pow()
Bram Moolenaar	6247361	2017-01-08 19:25:40 +0100	[diff] [blame]	157	call assert_equal('1.0', string(pow(0.0, 0.0)))
				158	call assert_equal('8.0', string(pow(2.0, 3.0)))
				159	call assert_equal('nan', string(pow(2.0, 0.0/0.0)))
				160	call assert_equal('nan', string(pow(0.0/0.0, 3.0)))
				161	call assert_equal('nan', string(pow(0.0/0.0, 3.0)))
				162	call assert_equal('inf', string(pow(2.0, 1.0/0.0)))
				163	call assert_equal('inf', string(pow(1.0/0.0, 3.0)))
Bram Moolenaar	453b576	2017-01-08 17:59:14 +0100	[diff] [blame]	164	endfunc
				165
				166	func Test_str2float()
Bram Moolenaar	6247361	2017-01-08 19:25:40 +0100	[diff] [blame]	167	call assert_equal('1.0', string(str2float('1')))
Bram Moolenaar	08243d2	2017-01-10 16:12:29 +0100	[diff] [blame^]	168	call assert_equal('1.0', string(str2float(' 1 ')))
				169	call assert_equal('1.0', string(str2float(' 1.0 ')))
Bram Moolenaar	6247361	2017-01-08 19:25:40 +0100	[diff] [blame]	170	call assert_equal('1.23', string(str2float('1.23')))
				171	call assert_equal('1.23', string(str2float('1.23abc')))
				172	call assert_equal('1.0e40', string(str2float('1e40')))
Bram Moolenaar	08243d2	2017-01-10 16:12:29 +0100	[diff] [blame^]	173
				174	call assert_equal('1.0', string(str2float('+1')))
				175	call assert_equal('1.0', string(str2float('+1')))
				176	call assert_equal('1.0', string(str2float(' +1 ')))
				177	call assert_equal('1.0', string(str2float(' + 1 ')))
				178
				179	call assert_equal('-1.0', string(str2float('-1')))
				180	call assert_equal('-1.0', string(str2float('-1')))
				181	call assert_equal('-1.0', string(str2float(' -1 ')))
				182	call assert_equal('-1.0', string(str2float(' - 1 ')))
				183
Bram Moolenaar	6247361	2017-01-08 19:25:40 +0100	[diff] [blame]	184	call assert_equal('inf', string(str2float('1e1000')))
				185	call assert_equal('inf', string(str2float('inf')))
				186	call assert_equal('-inf', string(str2float('-inf')))
				187	call assert_equal('inf', string(str2float('Inf')))
				188	call assert_equal('nan', string(str2float('nan')))
				189	call assert_equal('nan', string(str2float('NaN')))
Bram Moolenaar	453b576	2017-01-08 17:59:14 +0100	[diff] [blame]	190	endfunc
				191
				192	func Test_floor()
Bram Moolenaar	6247361	2017-01-08 19:25:40 +0100	[diff] [blame]	193	call assert_equal('2.0', string(floor(2.0)))
				194	call assert_equal('2.0', string(floor(2.11)))
				195	call assert_equal('2.0', string(floor(2.99)))
				196	call assert_equal('-3.0', string(floor(-2.11)))
				197	call assert_equal('-3.0', string(floor(-2.99)))
				198	call assert_equal('nan', string(floor(0.0/0.0)))
				199	call assert_equal('inf', string(floor(1.0/0.0)))
				200	call assert_equal('-inf', string(floor(-1.0/0.0)))
Bram Moolenaar	453b576	2017-01-08 17:59:14 +0100	[diff] [blame]	201	endfunc
				202
				203	func Test_ceil()
Bram Moolenaar	6247361	2017-01-08 19:25:40 +0100	[diff] [blame]	204	call assert_equal('2.0', string(ceil(2.0)))
				205	call assert_equal('3.0', string(ceil(2.11)))
				206	call assert_equal('3.0', string(ceil(2.99)))
				207	call assert_equal('-2.0', string(ceil(-2.11)))
				208	call assert_equal('-2.0', string(ceil(-2.99)))
				209	call assert_equal('nan', string(ceil(0.0/0.0)))
				210	call assert_equal('inf', string(ceil(1.0/0.0)))
				211	call assert_equal('-inf', string(ceil(-1.0/0.0)))
Bram Moolenaar	453b576	2017-01-08 17:59:14 +0100	[diff] [blame]	212	endfunc
				213
				214	func Test_round()
Bram Moolenaar	6247361	2017-01-08 19:25:40 +0100	[diff] [blame]	215	call assert_equal('2.0', string(round(2.1)))
				216	call assert_equal('3.0', string(round(2.5)))
				217	call assert_equal('3.0', string(round(2.9)))
				218	call assert_equal('-2.0', string(round(-2.1)))
				219	call assert_equal('-3.0', string(round(-2.5)))
				220	call assert_equal('-3.0', string(round(-2.9)))
				221	call assert_equal('nan', string(round(0.0/0.0)))
				222	call assert_equal('inf', string(round(1.0/0.0)))
				223	call assert_equal('-inf', string(round(-1.0/0.0)))
Bram Moolenaar	453b576	2017-01-08 17:59:14 +0100	[diff] [blame]	224	endfunc
				225
				226	func Test_trunc()
Bram Moolenaar	6247361	2017-01-08 19:25:40 +0100	[diff] [blame]	227	call assert_equal('2.0', string(trunc(2.1)))
				228	call assert_equal('2.0', string(trunc(2.5)))
				229	call assert_equal('2.0', string(trunc(2.9)))
				230	call assert_equal('-2.0', string(trunc(-2.1)))
				231	call assert_equal('-2.0', string(trunc(-2.5)))
				232	call assert_equal('-2.0', string(trunc(-2.9)))
				233	call assert_equal('nan', string(trunc(0.0/0.0)))
				234	call assert_equal('inf', string(trunc(1.0/0.0)))
				235	call assert_equal('-inf', string(trunc(-1.0/0.0)))
Bram Moolenaar	453b576	2017-01-08 17:59:14 +0100	[diff] [blame]	236	endfunc
				237
				238	func Test_isnan()
Bram Moolenaar	6247361	2017-01-08 19:25:40 +0100	[diff] [blame]	239	call assert_equal(0, isnan(1.0))
				240	call assert_equal(1, isnan(0.0/0.0))
				241	call assert_equal(0, isnan(1.0/0.0))
				242	call assert_equal(0, isnan('a'))
				243	call assert_equal(0, isnan([]))
Bram Moolenaar	453b576	2017-01-08 17:59:14 +0100	[diff] [blame]	244	endfunc