79 lines
2.5 KiB
Go
79 lines
2.5 KiB
Go
package goutils
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import (
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"fmt"
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"math/rand"
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"testing"
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)
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// ****************************** TESTS ********************************************
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func TestRandomSeed(t *testing.T) {
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// count, start, end, letters, numbers := 5, 0, 0, true, true
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random := rand.New(rand.NewSource(10))
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out := "3ip9v"
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// Test 1: Simulating RandomAlphaNumeric(count int)
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if x, _ := RandomSeed(5, 0, 0, true, true, nil, random); x != out {
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t.Errorf("RandomSeed(%v, %v, %v, %v, %v, %v, %v) = %v, want %v", 5, 0, 0, true, true, nil, random, x, out)
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}
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// Test 2: Simulating RandomAlphabetic(count int)
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out = "MBrbj"
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if x, _ := RandomSeed(5, 0, 0, true, false, nil, random); x != out {
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t.Errorf("RandomSeed(%v, %v, %v, %v, %v, %v, %v) = %v, want %v", 5, 0, 0, true, false, nil, random, x, out)
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}
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// Test 3: Simulating RandomNumeric(count int)
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out = "88935"
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if x, _ := RandomSeed(5, 0, 0, false, true, nil, random); x != out {
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t.Errorf("RandomSeed(%v, %v, %v, %v, %v, %v, %v) = %v, want %v", 5, 0, 0, false, true, nil, random, x, out)
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}
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// Test 4: Simulating RandomAscii(count int)
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out = "H_I;E"
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if x, _ := RandomSeed(5, 32, 127, false, false, nil, random); x != out {
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t.Errorf("RandomSeed(%v, %v, %v, %v, %v, %v, %v) = %v, want %v", 5, 32, 127, false, false, nil, random, x, out)
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}
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// Test 5: Simulating RandomSeed(...) with custom chars
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chars := []rune{'1', '2', '3', 'a', 'b', 'c'}
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out = "2b2ca"
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if x, _ := RandomSeed(5, 0, 0, false, false, chars, random); x != out {
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t.Errorf("RandomSeed(%v, %v, %v, %v, %v, %v, %v) = %v, want %v", 5, 0, 0, false, false, chars, random, x, out)
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}
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}
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// ****************************** EXAMPLES ********************************************
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func ExampleRandomSeed() {
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var seed int64 = 10 // If you change this seed #, the random sequence below will change
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random := rand.New(rand.NewSource(seed))
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chars := []rune{'1', '2', '3', 'a', 'b', 'c'}
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rand1, _ := RandomSeed(5, 0, 0, true, true, nil, random) // RandomAlphaNumeric (Alphabets and numbers possible)
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rand2, _ := RandomSeed(5, 0, 0, true, false, nil, random) // RandomAlphabetic (Only alphabets)
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rand3, _ := RandomSeed(5, 0, 0, false, true, nil, random) // RandomNumeric (Only numbers)
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rand4, _ := RandomSeed(5, 32, 127, false, false, nil, random) // RandomAscii (Alphabets, numbers, and other ASCII chars)
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rand5, _ := RandomSeed(5, 0, 0, true, true, chars, random) // RandomSeed with custom characters
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fmt.Println(rand1)
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fmt.Println(rand2)
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fmt.Println(rand3)
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fmt.Println(rand4)
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fmt.Println(rand5)
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// Output:
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// 3ip9v
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// MBrbj
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// 88935
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// H_I;E
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// 2b2ca
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}
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