aboutsummaryrefslogtreecommitdiff
path: root/node_modules/math-random/test.js
diff options
context:
space:
mode:
Diffstat (limited to 'node_modules/math-random/test.js')
-rw-r--r--node_modules/math-random/test.js26
1 files changed, 26 insertions, 0 deletions
diff --git a/node_modules/math-random/test.js b/node_modules/math-random/test.js
new file mode 100644
index 00000000..b7706b7d
--- /dev/null
+++ b/node_modules/math-random/test.js
@@ -0,0 +1,26 @@
+var test = require('tape')
+var unique = require('array-unique')
+var random = require('./')
+
+test('it works', function (assert) {
+ var number, l = 1000, cache = []
+
+ for (var i = 0; i < l; i++) {
+ number = random()
+ if (number <= 0) {
+ assert.fail('a random number was less than or equal to zero')
+ assert.end()
+ return
+ }
+ if (number >= 1) {
+ assert.fail('a random number was greater than or equal to one')
+ assert.end()
+ return
+ }
+ cache.push(number)
+ }
+
+ assert.pass('all ' + l + ' random numbers were greater than zero and less than one')
+ assert.equal(cache.length, unique(cache).length, 'all ' + l + ' random numbers were unique')
+ assert.end()
+})