forked from excon/excon
-
Notifications
You must be signed in to change notification settings - Fork 1
/
Copy pathdowncase-eq-eq_vs_casecmp.rb
169 lines (143 loc) · 6.57 KB
/
downcase-eq-eq_vs_casecmp.rb
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
# Copied from my benchmark_hell repo: github.com/sgonyea/benchmark_hell
require 'benchmark'
iters = 1000000
comp = "hello"
hello = "HelLo"
puts 'String#downcase == vs. String#casecmp'
Benchmark.bmbm do |x|
x.report('String#downcase1') do
iters.times.each do
hello.downcase == comp
end
end
x.report('String#downcase2') do
iters.times.each do
"HelLo".downcase == "hello"
end
end
x.report('String#downcase3') do
iters.times.each do
var = "HelLo"
var.downcase!
var == "hello"
end
end
x.report('casecmp1') do
iters.times.each do
hello.casecmp(comp).zero?
end
end
x.report('casecmp1-1') do
iters.times.each do
hello.casecmp(comp) == 0
end
end
x.report('casecmp2') do
iters.times.each do
"HelLo".casecmp(comp).zero?
end
end
x.report('casecmp2-1') do
iters.times.each do
"HelLo".casecmp(comp) == 0
end
end
end
=begin
rvm exec bash -c 'echo && echo $RUBY_VERSION && echo && ruby downcase-eq-eq_vs_casecmp.rb'
jruby-1.5.6
String#downcase == vs. String#casecmp
Rehearsal ----------------------------------------------------
String#downcase1 0.461000 0.000000 0.461000 ( 0.387000)
String#downcase2 0.269000 0.000000 0.269000 ( 0.269000)
String#downcase3 0.224000 0.000000 0.224000 ( 0.224000)
casecmp1 0.157000 0.000000 0.157000 ( 0.157000)
casecmp1-1 0.153000 0.000000 0.153000 ( 0.153000)
casecmp2 0.163000 0.000000 0.163000 ( 0.163000)
casecmp2-1 0.163000 0.000000 0.163000 ( 0.163000)
------------------------------------------- total: 1.590000sec
user system total real
String#downcase1 0.190000 0.000000 0.190000 ( 0.191000)
String#downcase2 0.225000 0.000000 0.225000 ( 0.225000)
String#downcase3 0.190000 0.000000 0.190000 ( 0.190000)
casecmp1 0.125000 0.000000 0.125000 ( 0.125000)
casecmp1-1 0.127000 0.000000 0.127000 ( 0.127000)
casecmp2 0.144000 0.000000 0.144000 ( 0.144000)
casecmp2-1 0.147000 0.000000 0.147000 ( 0.147000)
macruby-0.7.1
String#downcase == vs. String#casecmp
Rehearsal ----------------------------------------------------
String#downcase1 2.340000 0.040000 2.380000 ( 1.765141)
String#downcase2 5.510000 0.100000 5.610000 ( 3.893249)
String#downcase3 4.200000 0.080000 4.280000 ( 3.031621)
casecmp1 0.270000 0.000000 0.270000 ( 0.267613)
casecmp1-1 0.190000 0.000000 0.190000 ( 0.188848)
casecmp2 1.450000 0.020000 1.470000 ( 1.027956)
casecmp2-1 1.380000 0.030000 1.410000 ( 0.951474)
------------------------------------------ total: 15.610000sec
user system total real
String#downcase1 2.350000 0.040000 2.390000 ( 1.774292)
String#downcase2 5.890000 0.120000 6.010000 ( 4.214038)
String#downcase3 4.530000 0.090000 4.620000 ( 3.286059)
casecmp1 0.270000 0.000000 0.270000 ( 0.271119)
casecmp1-1 0.190000 0.000000 0.190000 ( 0.189462)
casecmp2 1.540000 0.030000 1.570000 ( 1.104751)
casecmp2-1 1.440000 0.030000 1.470000 ( 0.999689)
rbx-head
String#downcase == vs. String#casecmp
Rehearsal ----------------------------------------------------
String#downcase1 0.702746 0.005229 0.707975 ( 0.621969)
String#downcase2 0.701429 0.001617 0.703046 ( 0.691833)
String#downcase3 1.042835 0.002952 1.045787 ( 0.953992)
casecmp1 0.654571 0.002239 0.656810 ( 0.480158)
casecmp1-1 0.484706 0.001105 0.485811 ( 0.398601)
casecmp2 0.564140 0.001579 0.565719 ( 0.545332)
casecmp2-1 0.554889 0.001153 0.556042 ( 0.539569)
------------------------------------------- total: 4.721190sec
user system total real
String#downcase1 0.491199 0.001081 0.492280 ( 0.493727)
String#downcase2 0.631059 0.001018 0.632077 ( 0.629885)
String#downcase3 0.968867 0.002504 0.971371 ( 0.976734)
casecmp1 0.364496 0.000434 0.364930 ( 0.365262)
casecmp1-1 0.373140 0.000562 0.373702 ( 0.374136)
casecmp2 0.487644 0.001057 0.488701 ( 0.490302)
casecmp2-1 0.469868 0.001178 0.471046 ( 0.472220)
ruby-1.8.7-p330
String#downcase == vs. String#casecmp
Rehearsal ----------------------------------------------------
String#downcase1 0.780000 0.000000 0.780000 ( 0.783979)
String#downcase2 0.950000 0.000000 0.950000 ( 0.954109)
String#downcase3 0.960000 0.000000 0.960000 ( 0.960554)
casecmp1 0.440000 0.000000 0.440000 ( 0.442546)
casecmp1-1 0.490000 0.000000 0.490000 ( 0.487795)
casecmp2 0.530000 0.000000 0.530000 ( 0.535819)
casecmp2-1 0.570000 0.000000 0.570000 ( 0.574653)
------------------------------------------- total: 4.720000sec
user system total real
String#downcase1 0.780000 0.000000 0.780000 ( 0.780692)
String#downcase2 0.980000 0.010000 0.990000 ( 0.982925)
String#downcase3 0.960000 0.000000 0.960000 ( 0.961501)
casecmp1 0.440000 0.000000 0.440000 ( 0.444528)
casecmp1-1 0.490000 0.000000 0.490000 ( 0.487437)
casecmp2 0.540000 0.000000 0.540000 ( 0.537686)
casecmp2-1 0.570000 0.000000 0.570000 ( 0.574253)
ruby-1.9.2-p136
String#downcase == vs. String#casecmp
Rehearsal ----------------------------------------------------
String#downcase1 0.750000 0.000000 0.750000 ( 0.750523)
String#downcase2 1.190000 0.000000 1.190000 ( 1.193346)
String#downcase3 1.030000 0.010000 1.040000 ( 1.036435)
casecmp1 0.640000 0.000000 0.640000 ( 0.640327)
casecmp1-1 0.480000 0.000000 0.480000 ( 0.484709) # With all this crap running, some flukes pop out
casecmp2 0.820000 0.000000 0.820000 ( 0.822223)
casecmp2-1 0.660000 0.000000 0.660000 ( 0.664190)
------------------------------------------- total: 5.580000sec
user system total real
String#downcase1 0.760000 0.000000 0.760000 ( 0.759816)
String#downcase2 1.150000 0.010000 1.160000 ( 1.150792)
String#downcase3 1.000000 0.000000 1.000000 ( 1.005549)
casecmp1 0.650000 0.000000 0.650000 ( 0.644021)
casecmp1-1 0.490000 0.000000 0.490000 ( 0.494456)
casecmp2 0.820000 0.000000 0.820000 ( 0.817689)
casecmp2-1 0.680000 0.000000 0.680000 ( 0.685121)
=end