mirror of
https://github.com/wneessen/apg-go.git
synced 2024-11-14 09:52:55 +01:00
289 lines
9 KiB
Go
289 lines
9 KiB
Go
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package main
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import (
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"github.com/wneessen/apg-go/chars"
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"github.com/wneessen/apg-go/config"
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"github.com/wneessen/apg-go/random"
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"github.com/wneessen/apg-go/spelling"
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"testing"
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)
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var cfgObj config.Config
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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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cfgObj = config.New()
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return true
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}()
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// Test getRandNum with max 1000
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func TestGetRandNum(t *testing.T) {
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testTable := []struct {
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testName string
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givenVal int
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maxRet int
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minRet int
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shouldFail bool
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}{
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{"randNum up to 1000", 1000, 1000, 0, false},
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{"randNum should be 1", 1, 1, 0, false},
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{"randNum should fail on 0", 0, 0, 0, true},
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{"randNum should fail on negative", -1, 0, 0, true},
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}
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for _, testCase := range testTable {
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t.Run(testCase.testName, func(t *testing.T) {
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randNum, err := random.GetNum(testCase.givenVal)
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if testCase.shouldFail {
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if err == nil {
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t.Errorf("Random number generation succeeded but was expected to fail. Given: %v, returned: %v",
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testCase.givenVal, randNum)
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}
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} else {
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if err != nil {
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t.Errorf("Random number generation failed: %v", err.Error())
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}
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if randNum > testCase.maxRet {
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t.Errorf("Random number generation returned too big value. Given %v, expected max: %v, got: %v",
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testCase.givenVal, testCase.maxRet, randNum)
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}
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if randNum < testCase.minRet {
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t.Errorf("Random number generation returned too small value. Given %v, expected max: %v, got: %v",
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testCase.givenVal, testCase.minRet, randNum)
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}
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}
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})
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}
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}
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// Test Pwlength
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func TestGenLength(t *testing.T) {
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testTable := []struct {
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testName string
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minLength int
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maxLength int
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}{
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{"pwLength defaults", config.DefaultMinLength, config.DefaultMaxLength},
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{"pwLength 0 to 1", 0, 1},
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{"pwLength 1 to 10", 0, 10},
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{"pwLength 10 to 100", 10, 100},
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}
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charRange := chars.GetRange(&cfgObj)
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for _, testCase := range testTable {
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t.Run(testCase.testName, func(t *testing.T) {
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cfgObj.MinPassLen = testCase.minLength
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cfgObj.MaxPassLen = testCase.maxLength
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pwLength := config.GetPwLengthFromParams(&cfgObj)
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for i := 0; i < 1000; i++ {
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pwString, err := random.GetChar(&charRange, pwLength)
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if err != nil {
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t.Errorf("getRandChar returned an error: %q", err)
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}
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retLen := len(pwString)
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if retLen > testCase.maxLength {
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t.Errorf("Generated password length too long. GivenMin %v, GivenMax: %v, Returned length %v",
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testCase.minLength, testCase.maxLength, retLen)
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}
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if retLen < testCase.minLength {
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t.Errorf("Generated password length too short. GivenMin %v, GivenMax: %v, Returned length %v",
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testCase.minLength, testCase.maxLength, retLen)
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}
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}
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})
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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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t.Run("return_value_is_A_B_or_C", func(t *testing.T) {
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charRange := "ABC"
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randChar, err := random.GetChar(&charRange, 1)
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if err != nil {
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t.Fatalf("Random character generation failed => %v", err.Error())
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}
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if randChar != "A" && randChar != "B" && randChar != "C" {
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t.Fatalf("Random character generation failed. Expected A, B or C but got: %v", randChar)
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}
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})
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t.Run("return_value_has_specific_length", func(t *testing.T) {
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charRange := "ABC"
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randChar, err := random.GetChar(&charRange, 1000)
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if err != nil {
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t.Fatalf("Random character generation failed => %v", err.Error())
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}
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if len(randChar) != 1000 {
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t.Fatalf("Generated random characters with 1000 chars returned wrong amount of chars: %v",
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len(randChar))
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}
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})
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t.Run("fail", func(t *testing.T) {
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charRange := "ABC"
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randChar, err := random.GetChar(&charRange, -2000)
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if err == nil {
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t.Fatalf("Generated random characters expected to fail, but returned a value => %v",
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randChar)
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}
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})
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}
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// Test getCharRange() with different cfgObj settings
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func TestGetCharRange(t *testing.T) {
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lowerCaseBytes := []int{'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r',
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's', 't', 'u', 'v', 'w', 'x', 'y', 'z'}
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lowerCaseHumanBytes := []int{'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'j', 'k', 'm', 'n', 'p', 'q', 'r',
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's', 't', 'u', 'v', 'w', 'x', 'y', 'z'}
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upperCaseBytes := []int{'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R',
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'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z'}
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upperCaseHumanBytes := []int{'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'J', 'K', 'M', 'N', 'P', 'Q',
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'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z'}
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numberBytes := []int{'0', '1', '2', '3', '4', '5', '6', '7', '8', '9'}
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numberHumanBytes := []int{'2', '3', '4', '5', '6', '7', '8', '9'}
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specialBytes := []int{'!', '"', '#', '$', '%', '&', '\'', '(', ')', '*', '+', ',', '-', '.', '/', ':',
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';', '<', '=', '>', '?', '@', '[', '\\', ']', '^', '_', '`', '{', '|', '}', '~'}
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specialHumanBytes := []int{'"', '#', '%', '*', '+', '-', '/', ':', ';', '=', '\\', '_', '|', '~'}
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testTable := []struct {
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testName string
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allowedBytes []int
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useLowerCase bool
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useUpperCase bool
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useNumber bool
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useSpecial bool
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humanReadable bool
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}{
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{"lowercase_only", lowerCaseBytes, true, false, false, false, false},
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{"lowercase_only_human", lowerCaseHumanBytes, true, false, false, false, true},
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{"uppercase_only", upperCaseBytes, false, true, false, false, false},
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{"uppercase_only_human", upperCaseHumanBytes, false, true, false, false, true},
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{"number_only", numberBytes, false, false, true, false, false},
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{"number_only_human", numberHumanBytes, false, false, true, false, true},
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{"special_only", specialBytes, false, false, false, true, false},
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{"special_only_human", specialHumanBytes, false, false, false, true, true},
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}
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for _, testCase := range testTable {
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t.Run(testCase.testName, func(t *testing.T) {
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cfgObj.UseLowerCase = testCase.useLowerCase
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cfgObj.UseUpperCase = testCase.useUpperCase
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cfgObj.UseNumber = testCase.useNumber
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cfgObj.UseSpecial = testCase.useSpecial
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cfgObj.HumanReadable = testCase.humanReadable
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charRange := chars.GetRange(&cfgObj)
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for _, curChar := range charRange {
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searchAllowedBytes := containsByte(testCase.allowedBytes, int(curChar), t)
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if !searchAllowedBytes {
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t.Errorf("Character range returned invalid value: %v", string(curChar))
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}
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}
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})
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}
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}
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// Test Conversions
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func TestConvert(t *testing.T) {
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testTable := []struct {
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testName string
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givenVal byte
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expVal string
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shouldFail bool
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}{
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{"convert_A_to_Alfa", 'A', "Alfa", false},
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{"convert_a_to_alfa", 'a', "alfa", false},
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{"convert_0_to_ZERO", '0', "ZERO", false},
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{"convert_/_to_SLASH", '/', "SLASH", false},
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}
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for _, testCase := range testTable {
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t.Run(testCase.testName, func(t *testing.T) {
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charToString, err := spelling.ConvertCharToName(testCase.givenVal)
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if testCase.shouldFail {
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if err == nil {
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t.Errorf("Character to string conversion succeeded but was expected to fail. Given: %v, returned: %v",
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testCase.givenVal, charToString)
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}
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} else {
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if err != nil {
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t.Errorf("Character to string conversion failed: %v", err.Error())
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}
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if charToString != testCase.expVal {
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t.Errorf("Character to String conversion fail. Given: %q, expected: %q, got: %q",
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testCase.givenVal, testCase.expVal, charToString)
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}
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}
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})
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}
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t.Run("all_chars_must_return_a_conversion_string", func(t *testing.T) {
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cfgObj.UseUpperCase = true
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cfgObj.UseLowerCase = true
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cfgObj.UseNumber = true
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cfgObj.UseSpecial = true
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cfgObj.HumanReadable = false
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charRange := chars.GetRange(&cfgObj)
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for _, curChar := range charRange {
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_, err := spelling.ConvertCharToName(byte(curChar))
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if err != nil {
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t.Fatalf("Character to string conversion failed: %v", err.Error())
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}
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}
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})
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t.Run("spell_Ab!_to_strings", func(t *testing.T) {
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pwString := "Ab!"
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spelledString, err := spelling.String(pwString)
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if err != nil {
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t.Fatalf("password spelling failed: %v", err.Error())
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}
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if spelledString != "Alfa/bravo/EXCLAMATION_POINT" {
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t.Fatalf(
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"Spelling pwString 'Ab!' is expected to provide 'Alfa/bravo/EXCLAMATION_POINT', but returned: %q",
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spelledString)
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}
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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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_, _ = random.GetNum(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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_, _ = random.GetChar(&charRange, 20)
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}
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}
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// Benchmark: Random char generation
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func BenchmarkConvertChar(b *testing.B) {
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cfgObj.UseUpperCase = true
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cfgObj.UseLowerCase = true
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cfgObj.UseNumber = true
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cfgObj.UseSpecial = true
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cfgObj.HumanReadable = false
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charRange := chars.GetRange(&cfgObj)
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for i := 0; i < b.N; i++ {
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charToConv, _ := random.GetChar(&charRange, 1)
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charBytes := []byte(charToConv)
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_, _ = spelling.ConvertCharToName(charBytes[0])
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}
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}
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// Contains function to search a given slice for values
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func containsByte(allowedBytes []int, currentChar int, t *testing.T) bool {
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t.Helper()
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for _, charInt := range allowedBytes {
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if charInt == currentChar {
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return true
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}
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}
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return false
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}
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