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https://github.com/wneessen/apg-go.git
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v0.2.2: Minor fixes and testing
- Replaced log.Fatal() with log.Fatalf() since we provide %v - Added proper testing and benchmarking
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parent
a8514f6c0e
commit
2a970b9bce
2 changed files with 57 additions and 4 deletions
4
apg.go
4
apg.go
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@ -12,7 +12,7 @@ import (
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// Constants
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const DefaultPwLenght int = 20
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const VersionString string = "0.2.1"
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const VersionString string = "0.2.2"
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const PwLowerCharsHuman string = "abcdefghjkmnpqrstuvwxyz"
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const PwUpperCharsHuman string = "ABCDEFGHJKMNPQRSTUVWXYZ"
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const PwLowerChars string = "abcdefghijklmnopqrstuvwxyz"
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@ -131,7 +131,7 @@ func getRandNum(maxNum int) int {
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maxNumBigInt := big.NewInt(int64(maxNum))
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randNum64, err := rand.Int(rand.Reader, maxNumBigInt)
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if err != nil {
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log.Fatal("An error occured generating random number: %v", err)
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log.Fatalf("An error occured generating random number: %v", err)
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}
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randNum := int(randNum64.Int64())
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return randNum
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57
apg_test.go
57
apg_test.go
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@ -2,6 +2,59 @@ package main
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import "testing"
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func TestSkipForNow(t *testing.T) {
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t.Logf("All good.")
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// Make sure the flags are initalized
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var _ = func() bool {
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testing.Init()
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return true
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}()
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// Test getRandNum with max 1000
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func TestGetRandNumMax1000(t *testing.T) {
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randNum := getRandNum(1000)
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if randNum > 1000 {
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t.Errorf("Generated random number between 0 and 1000 is too big: %d", randNum)
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}
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if randNum < 0 {
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t.Errorf("Generated random number between 0 and 1000 is too small: %d", randNum)
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}
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}
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// Test getRandNum with max 1
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func TestGetRandNumMax1(t *testing.T) {
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randNum := getRandNum(1)
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if randNum > 1 {
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t.Errorf("Generated random number between 0 and 1 is too big: %d", randNum)
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}
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if randNum < 0 {
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t.Errorf("Generated random number between 0 and 1 is too small: %d", randNum)
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}
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}
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// Test getRandChar
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func TestGetRandChar(t *testing.T) {
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charRange := "ABC"
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randChar := getRandChar(&charRange, 1)
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if randChar != "A" && randChar != "B" && randChar != "C" {
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t.Errorf("Random character generation failed. Expected A, B or C but got: %v", randChar)
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}
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randChar = getRandChar(&charRange, 1000)
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if len(randChar) != 1000 {
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t.Errorf("Generated random characters with 1000 chars returned wrong amount of chars: %v", len(randChar))
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}
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}
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// Benchmark: Random number generation
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func BenchmarkGetRandNum(b *testing.B) {
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for i := 0; i < b.N; i++ {
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getRandNum(100000)
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}
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}
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// Benchmark: Random char generation
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func BenchmarkGetRandChar(b *testing.B) {
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charRange := "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890\"#/!\\$%&+-*.,?=()[]{}:;~^|"
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for i := 0; i < b.N; i++ {
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getRandChar(&charRange, 20)
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}
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}
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