File: test_random.py

package info (click to toggle)
jython 2.2.1-2
  • links: PTS
  • area: main
  • in suites: lenny
  • size: 18,708 kB
  • ctags: 46,200
  • sloc: python: 150,937; java: 86,267; xml: 1,080; perl: 104; sh: 93; makefile: 81; ansic: 24
file content (19 lines) | stat: -rw-r--r-- 550 bytes parent folder | download | duplicates (2) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
 
import test_support
import random

# Ensure that the seed() method initializes all the hidden state.  In
# particular, through 2.2.1 it failed to reset a piece of state used by
# (and only by) the .gauss() method.

for seed in 1, 12, 123, 1234, 12345, 123456, 654321:
    for seeder in random.seed, random.whseed:
        seeder(seed)
        x1 = random.random()
        y1 = random.gauss(0, 1)

        seeder(seed)
        x2 = random.random()
        y2 = random.gauss(0, 1)

        test_support.vereq(x1, x2)
        test_support.vereq(y1, y2)