Further refactoring of make.numbers
This commit is contained in:
pyoor
parent
ad5ae56561
commit
e611cb8a19
1 changed files with 74 additions and 43 deletions
|
|
@ -7,7 +7,7 @@ const random = require('../random')
|
|||
|
||||
class number extends make {
|
||||
/**
|
||||
* Generate a number that is more likely to exceed the supplied boundary
|
||||
* Returns a number that is more likely to exceed the supplied boundary
|
||||
* @param value {number}
|
||||
* @private
|
||||
*/
|
||||
|
|
@ -27,7 +27,7 @@ class number extends make {
|
|||
}
|
||||
|
||||
/**
|
||||
* Generate a int8 [-128, 127]
|
||||
* Returns a int8 [-128, 127]
|
||||
* @param bypass {boolean} - Determines if the range should be exceeded
|
||||
* @returns {number}
|
||||
*/
|
||||
|
|
@ -43,7 +43,7 @@ class number extends make {
|
|||
}
|
||||
|
||||
/**
|
||||
* Generate a uint8 [0, 255]
|
||||
* Returns a uint8 [0, 255]
|
||||
* @param bypass {boolean} - Determines if the range should be exceeded
|
||||
* @returns {number}
|
||||
*/
|
||||
|
|
@ -56,7 +56,7 @@ class number extends make {
|
|||
}
|
||||
|
||||
/**
|
||||
* Generate a int16 [-32768, 32767]
|
||||
* Returns a int16 [-32768, 32767]
|
||||
* @param bypass {boolean} - Determines if the range should be exceeded
|
||||
* @returns {number}
|
||||
*/
|
||||
|
|
@ -72,7 +72,7 @@ class number extends make {
|
|||
}
|
||||
|
||||
/**
|
||||
* Generate a uint16 [0, 65535]
|
||||
* Returns a uint16 [0, 65535]
|
||||
* @param bypass {boolean} - Determines if the range should be exceeded
|
||||
* @returns {*}
|
||||
*/
|
||||
|
|
@ -85,7 +85,7 @@ class number extends make {
|
|||
}
|
||||
|
||||
/**
|
||||
* Generate a int32 [-2147483648, 2147483647]
|
||||
* Returns a int32 [-2147483648, 2147483647]
|
||||
* @param bypass {boolean} - Determines if the range should be exceeded
|
||||
* @returns {number}
|
||||
*/
|
||||
|
|
@ -101,7 +101,7 @@ class number extends make {
|
|||
}
|
||||
|
||||
/**
|
||||
* Generate a uint32 [0, 4294967295]
|
||||
* Returns a uint32 [0, 4294967295]
|
||||
* @param bypass {boolean} - Determines if the range should be exceeded
|
||||
* @returns {number}
|
||||
*/
|
||||
|
|
@ -113,36 +113,34 @@ class number extends make {
|
|||
return random.range(0, 4294967295)
|
||||
}
|
||||
|
||||
/**
|
||||
* Returns a random floating point number
|
||||
* @returns {number}
|
||||
*/
|
||||
static float () {
|
||||
let n
|
||||
if (random.chance(32)) {
|
||||
/* if (random.chance(32)) {
|
||||
switch (random.number(4)) {
|
||||
case 0:
|
||||
n = random.range(Number.MIN_VALUE, Number.MAX_VALUE)
|
||||
break
|
||||
return random.range(Number.MIN_VALUE, Number.MAX_VALUE)
|
||||
case 1:
|
||||
n = Math.pow(10, 1) / Math.pow(10, random.number(307))
|
||||
break
|
||||
return Math.pow(10, 1) / Math.pow(10, random.number(307))
|
||||
case 2:
|
||||
n = Math.pow(2, random.float() * random.float() * 64)
|
||||
break
|
||||
return Math.pow(2, random.float() * random.float() * 64)
|
||||
case 3:
|
||||
n = Math.pow(10, random.range(1, 9)) / Math.pow(10, random.range(1, 9))
|
||||
break
|
||||
return Math.pow(10, random.range(1, 9)) / Math.pow(10, random.range(1, 9))
|
||||
}
|
||||
return n
|
||||
}
|
||||
switch (random.number(6)) {
|
||||
default:
|
||||
n = random.float()
|
||||
}
|
||||
return n
|
||||
}
|
||||
|
||||
static range () {
|
||||
return random.pick([1, 2, 3, 4, 6, 8, 16, 32, 64, number.tiny])
|
||||
} */
|
||||
|
||||
return random.float()
|
||||
}
|
||||
|
||||
/**
|
||||
* Returnss a float value within the supplied range
|
||||
* @param {number} min - Start value
|
||||
* @param {number} max - End value
|
||||
* @param {number} precision
|
||||
* @returns {number}
|
||||
*/
|
||||
static frange (min, max, precision) {
|
||||
let x = Math.random() * (min - max) + max
|
||||
if (precision) {
|
||||
|
|
@ -152,21 +150,28 @@ class number extends make {
|
|||
return x
|
||||
}
|
||||
|
||||
/**
|
||||
* Returnss a random power of 2 between 1 and 2048
|
||||
* @returns {number}
|
||||
*/
|
||||
static tiny () {
|
||||
return Math.pow(2, random.number(12))
|
||||
}
|
||||
|
||||
static unsigned () {
|
||||
if (random.chance(2)) {
|
||||
return Math.abs(number.any())
|
||||
}
|
||||
return Math.pow(2, random.number(random.number(65))) + random.number(3) - 1
|
||||
// Calling random.number twice prefers lower values
|
||||
return Math.pow(2, random.number(random.number(13)))
|
||||
}
|
||||
|
||||
/**
|
||||
* Returns a random number adjacent to the supplied number
|
||||
* @param {number} number
|
||||
* @returns {number}
|
||||
*/
|
||||
static even (number) {
|
||||
return number % 2 === 1 ? ++number : number
|
||||
}
|
||||
|
||||
/**
|
||||
* Returns a random number that may be interesting
|
||||
* @returns {number}
|
||||
*/
|
||||
static interesting () {
|
||||
return random.choose([
|
||||
[50, [-128, -1, 0, 1, 16, 32, 64, 100, 127]],
|
||||
|
|
@ -175,14 +180,40 @@ class number extends make {
|
|||
])
|
||||
}
|
||||
|
||||
static any () {
|
||||
let value = random.choose([
|
||||
[1, number.interesting],
|
||||
[1, number.float],
|
||||
[1, number.unsigned],
|
||||
[1, [number.range, number.tiny]]
|
||||
/**
|
||||
* Returns a random signed number
|
||||
* @returns {number}
|
||||
*/
|
||||
static signed () {
|
||||
return random.choose([
|
||||
[50, [number.int8]],
|
||||
[30, [number.int16]],
|
||||
[1, [number.int32]]
|
||||
])
|
||||
}
|
||||
|
||||
/**
|
||||
* Returns a random unsigned number
|
||||
* @returns {number}
|
||||
*/
|
||||
static unsigned () {
|
||||
return random.choose([
|
||||
[50, [number.uint8]],
|
||||
[30, [number.uint16]],
|
||||
[1, [number.uint32]]
|
||||
])
|
||||
}
|
||||
|
||||
/**
|
||||
* Returns a random number using the type base number generators above
|
||||
* @returns {number}
|
||||
*/
|
||||
static any () {
|
||||
return random.choose([
|
||||
[50, [number.int8, number.uint8]],
|
||||
[30, [number.int16, number.uint16]],
|
||||
[1, [number.int32, number.uint32]]
|
||||
])
|
||||
return random.chance(10) ? -value : value
|
||||
}
|
||||
}
|
||||
|
||||
|
|
|
|||
Loading…
Reference in a new issue