func TestSpatialEntropyCalculation(t *testing.T) {
matchPlain := match.Match{
Pattern: "spatial",
I: 0,
J: 5,
Token: "asdfgh",
DictionaryName:"qwerty",
}
entropy := SpatialEntropy(matchPlain, 0, 0)
assert.Equal(t, 9.754887502163468, entropy)
matchShift := match.Match{
Pattern: "spatial",
I: 0,
J: 5,
Token: "asdFgh",
DictionaryName:"qwerty",
}
entropyShift := SpatialEntropy(matchShift, 0, 1)
assert.Equal(t, 12.562242424221072, entropyShift)
matchTurn := match.Match{
Pattern: "spatial",
I: 0,
J: 5,
Token: "asdcxz",
DictionaryName:"qwerty",
}
entropyTurn := SpatialEntropy(matchTurn, 2, 0)
assert.Equal(t, 14.080500893768884, entropyTurn)
}
func TestSequenceMatch(t *testing.T) {
//abcdjibjacLMNOPjibjac1234 => abcd LMNOP 1234
matches := SequenceMatch("abcdjibjacLMNOPjibjac1234")
assert.Len(t, matches, 3, "Lenght should be 2")
for _, match := range matches {
if match.DictionaryName == "lower" {
assert.Equal(t, 0, match.I)
assert.Equal(t, 3, match.J)
assert.Equal(t, "abcd", match.Token)
assert.NotZero(t, match.Entropy, "Entropy should be set")
} else if match.DictionaryName == "upper" {
assert.Equal(t, 10, match.I)
assert.Equal(t, 14, match.J)
assert.Equal(t, "LMNOP", match.Token)
assert.NotZero(t, match.Entropy, "Entropy should be set")
} else if match.DictionaryName == "digits" {
assert.Equal(t, 21, match.I)
assert.Equal(t, 24, match.J)
assert.Equal(t, "1234", match.Token)
assert.NotZero(t, match.Entropy, "Entropy should be set")
} else {
assert.True(t, false, "Unknow dictionary")
}
}
}
//l33t
func TestLeetSubTable(t *testing.T) {
subs := relevantL33tSubtable("password")
assert.Len(t, subs, 0, "password should produce no leet subs")
subs = relevantL33tSubtable("p4ssw0rd")
assert.Len(t, subs, 2, "p4ssw0rd should produce 2 subs")
subs = relevantL33tSubtable("1eet")
assert.Len(t, subs, 2, "1eet should produce 2 subs")
assert.Equal(t, subs["i"][0], "1")
assert.Equal(t, subs["l"][0], "1")
subs = relevantL33tSubtable("4pple@pple")
assert.Len(t, subs, 1, "4pple@pple should produce 1 subs")
assert.Len(t, subs["a"], 2)
}
func TestRepeatMatchEntropyCalculation(t *testing.T) {
matchRepeat := match.Match{
Pattern: "repeat",
I: 0,
J: 4,
Token: "aaaaa",
}
entropy := RepeatEntropy(matchRepeat)
assert.Equal(t, 7.022367813028454, entropy)
}
func TestDictionaryEntropyCalculation(t *testing.T) {
match := match.Match{
Pattern: "dictionary",
I: 0,
J: 4,
Token: "first",
}
entropy := DictionaryEntropy(match, float64(20))
assert.Equal(t, 4.321928094887363, entropy)
}
func TestDateSepMatch(t *testing.T) {
matches := DateSepMatch("1991-09-11jibjab11.9.1991")
assert.Len(t, matches, 2, "Length should be 2")
for _, match := range matches {
if match.Separator == "." {
assert.Equal(t, 16, match.I)
assert.Equal(t, 25, match.J)
assert.Equal(t, int64(9), match.Day)
assert.Equal(t, int64(11), match.Month)
assert.Equal(t, int64(1991), match.Year)
} else {
assert.Equal(t, 0, match.I)
assert.Equal(t, 10, match.J)
assert.Equal(t, int64(9), match.Day)
assert.Equal(t, int64(11), match.Month)
assert.Equal(t, int64(1991), match.Year)
}
}
}
func TestSequenceCalculation(t *testing.T) {
matchLower := match.Match{
Pattern: "sequence",
I: 0,
J: 4,
Token: "jklmn",
}
entropy := SequenceEntropy(matchLower, len("abcdefghijklmnopqrstuvwxyz"), true)
assert.Equal(t, 7.022367813028454, entropy)
matchUpper := match.Match{
Pattern: "sequence",
I: 0,
J: 4,
Token: "JKLMN",
}
entropy = SequenceEntropy(matchUpper, len("abcdefghijklmnopqrstuvwxyz"), true)
assert.Equal(t, 8.022367813028454, entropy)
matchUpperDec := match.Match{
Pattern: "sequence",
I: 0,
J: 4,
Token: "JKLMN",
}
entropy = SequenceEntropy(matchUpperDec, len("abcdefghijklmnopqrstuvwxyz"), false)
assert.Equal(t, 9.022367813028454, entropy)
matchDigit := match.Match{
Pattern: "sequence",
I: 0,
J: 4,
Token: "34567",
}
entropy = SequenceEntropy(matchDigit, 10, true)
assert.Equal(t, 5.643856189774724, entropy)
}
func TestRepeatMatch(t *testing.T) {
//aaaBbBb
matches := RepeatMatch("aaabBbB")
assert.Len(t, matches, 2, "Lenght should be 2")
for _, match := range matches {
if strings.ToLower(match.DictionaryName) == "b" {
assert.Equal(t, 3, match.I)
assert.Equal(t, 6, match.J)
assert.Equal(t, "bBbB", match.Token)
assert.NotZero(t, match.Entropy, "Entropy should be set")
} else {
assert.Equal(t, 0, match.I)
assert.Equal(t, 2, match.J)
assert.Equal(t, "aaa", match.Token)
assert.NotZero(t, match.Entropy, "Entropy should be set")
}
}
}
func TestNchoseK100and2(t *testing.T) {
nCk := NChoseK(100, 2)
assert.Equal(t, float64(4950), nCk, "100 chose 2 should equal 4950")
}
func TestNChoseKWereKis0(t *testing.T) {
nCk := NChoseK(50, 0)
assert.Equal(t, float64(1), nCk, "When K is 0 then 1")
}
func TestNChoseKwereNlessK(t *testing.T) {
nCk := NChoseK(1, 2)
assert.Equal(t, float64(0), nCk, "When n is less than k always 0")
}
func TestCalculateDegreeMacKepad(t *testing.T) {
avgDegreeQwert := BuildMacKeypad().CalculateAvgDegree()
assert.Equal(t, float64(0.65625), avgDegreeQwert, "Avg degree for mackeyPad should be 0.65625")
}
func TestCalculateDegreeKeypad(t *testing.T) {
avgDegreeQwert := BuildKeypad().CalculateAvgDegree()
assert.Equal(t, float64(0.6333333333333333), avgDegreeQwert, "Avg degree for keypad should be 0.6333333333333333")
}
func TestCalculateDegreeDvorak(t *testing.T) {
avgDegreeQwert := BuildDvorak().CalculateAvgDegree()
assert.Equal(t, float64(1.5319148936170213), avgDegreeQwert, "Avg degree for dvorak should be 1.53191489361702135")
}
/*
nbutton: Really the value is not as important to me than they don't change, which happened during development.
*/
func TestCalculateDegreeQwert(t *testing.T) {
avgDegreeQwert := BuildQwerty().CalculateAvgDegree()
assert.Equal(t, float64(1.5319148936170213), avgDegreeQwert, "Avg degree for qwerty should be 1.5319148936170213")
}