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updates tests for case from issue #15
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@malczak
malczak committed Sep 7, 2019
1 parent 056b70a commit 7c2e81c
Showing 1 changed file with 173 additions and 150 deletions.
323 changes: 173 additions & 150 deletions Tests/HashidsTests/HashidsTests.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -10,160 +10,183 @@ import XCTest
import Hashids_Swift

class HashIdsTests: XCTestCase {

func testEmptySalt() {
let input = [12, 45, 11]
let hashids = Hashids(salt: "")
let s = hashids.encode(input)
XCTAssertNotNil(s)

let i = hashids.decode(s!)
XCTAssert(input == i)
}

func testSimpleHash() {
let hashids = Hashids(salt: "this is my salt")
let s = hashids.encode(1, 2, 3)
XCTAssert(s! == "laHquq")
}

func testSimpleRun() {
let set = [1, 2, 3]
let hashids = Hashids(salt: "this is my salt")
let encoded = hashids.encode(set)
let decoded = hashids.decode(encoded)
XCTAssert(decoded == set)
}

func testMultipleRuns() {
let hashids = Hashids(salt: "this is my salt")
let s = hashids.encode(1, 2, 3)
var equal = true
for _ in 0 ... 10 {
equal = equal && (s == hashids.encode(1, 2, 3))

func testEmptySalt() {
let input = [12, 45, 11]
let hashids = Hashids(salt: "")
let s = hashids.encode(input)
XCTAssertNotNil(s)

let i = hashids.decode(s!)
XCTAssert(input == i)
}
XCTAssertTrue(equal)
}

func testKnownHashes() {
// known hashed where generated with php Hashids implementation
let knownHashes: [String:[Int]] = [
"laHquq": [1, 2, 3],
"NV": [1],
"xJ3MBFkB3PO": [123456, 123456789],
"NZFzBrjhl": [10, 123456, 1]
]

var equalCount = 0
let hashids = Hashids(salt: "this is my salt")
for expectedHash in knownHashes.keys {
let values = knownHashes[expectedHash]
if let hash = hashids.encode(values!) {
if (hash == expectedHash) {
equalCount += 1

func testSimpleHash() {
let hashids = Hashids(salt: "this is my salt")
let s = hashids.encode(1, 2, 3)
XCTAssert(s! == "laHquq")
}

func testSimpleRun() {
let set = [1, 2, 3]
let hashids = Hashids(salt: "this is my salt")
let encoded = hashids.encode(set)
let decoded = hashids.decode(encoded)
XCTAssert(decoded == set)
}

func testMultipleRuns() {
let hashids = Hashids(salt: "this is my salt")
let s = hashids.encode(1, 2, 3)
var equal = true
for _ in 0 ... 10 {
equal = equal && (s == hashids.encode(1, 2, 3))
}
}
XCTAssertTrue(equal)
}

XCTAssertEqual(equalCount, knownHashes.count)
}

func testKnownHashesWithHashLengthAndAlphabet() {
// known hashes where generated with js Hashids implementation
// http://codepen.io/anon/pen/MbmpJP
let knownHashes: [String:[Int]] = [
"GlaHquq0": [1, 2, 3],
"gB0NV05e": [1],
"xJ3MBFkB3PO": [123456, 123456789],
"NZFzBrjhl": [10, 123456, 1]
]

var equalCount = 0
let hashids = Hashids(salt: "this is my salt", minHashLength: 8, alphabet: "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890")
for expectedHash in knownHashes.keys {
let values = knownHashes[expectedHash]
if let hash = hashids.encode(values!) {
if (hash == expectedHash) {
equalCount += 1
}
}
}

XCTAssertEqual(equalCount, knownHashes.count)
}

func testHashMinLength() {
let minHashLength = 20
let testRange = 1 ... 20
let hashids = Hashids(salt: "this is my salt", minHashLength: numericCast(minHashLength))
var minCount = 0
for i in testRange {
if let hash = hashids.encode(i) {
if (hash.count > minHashLength) {
minCount += 1

func testKnownHashes() {
// known hashed where generated with php Hashids implementation
let knownHashes: [String:[Int]] = [
"laHquq": [1, 2, 3],
"NV": [1],
"xJ3MBFkB3PO": [123456, 123456789],
"NZFzBrjhl": [10, 123456, 1]
]

var equalCount = 0
let hashids = Hashids(salt: "this is my salt")
for expectedHash in knownHashes.keys {
let values = knownHashes[expectedHash]
if let hash = hashids.encode(values!) {
if (hash == expectedHash) {
equalCount += 1
}
}
}
} else {
XCTFail("Missing hash for \(i)")
}


XCTAssertEqual(equalCount, knownHashes.count)
}

XCTAssertEqual(minHashLength, testRange.count)
}

func testInstances() {
let input = [1, 2, 3, 1000]
let hashids1 = Hashids(salt: "this is my salt", minHashLength: 9, alphabet: "abcdef0123456789")
let hashids2 = Hashids(salt: "this is my salt", minHashLength: 9, alphabet: "abcdef0123456789")
let hash = hashids1.encode(input)
let values = hashids2.decode(hash)
XCTAssertEqual(input, values)
}

func testDifferentSalts() {
let hashids1 = Hashids(salt: "this is my salt")
let hashids2 = Hashids(salt: "this is not my salt")
let input = [1, 2, 3]
let hash = hashids1.encode(input)
let values = hashids2.decode(hash!)
XCTAssertNotEqual(input, values)
}

func testUInt8Alphabet() {
let alphabet = "abcdef0123456789"
let input = [1203, 311, 331, 423]
let hashids = Hashids_<UInt8>(salt: "this is my salt", minHashLength: 0, alphabet: alphabet)
let hash = hashids.encode(input)
let values = hashids.decode(hash!)
XCTAssertEqual(input, values)
}

func testEmojiAlphabet() {
let alphabet = "🐶🐭🐹🐷🐮🐰🐹🐸"
let input = [300122, 12, 3, 3112, 12, 1000001201]
let hashids = Hashids(salt: "this is my salt", minHashLength: 0, alphabet: alphabet)
let hash = hashids.encode(input)
let values = hashids.decode(hash!)
XCTAssertEqual(input, values)
}

func testBigDataSet() {
var input = [Int]()
for _ in 0 ..< 100 {
input.append(Int(arc4random()))

func testKnownHashesWithHashLengthAndAlphabet() {
// known hashes where generated with js Hashids implementation
// http://codepen.io/anon/pen/MbmpJP
let knownHashes: [String:[Int]] = [
"GlaHquq0": [1, 2, 3],
"gB0NV05e": [1],
"xJ3MBFkB3PO": [123456, 123456789],
"NZFzBrjhl": [10, 123456, 1]
]

var equalCount = 0
let hashids = Hashids(salt: "this is my salt", minHashLength: 8, alphabet: "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890")
for expectedHash in knownHashes.keys {
let values = knownHashes[expectedHash]
if let hash = hashids.encode(values!) {
if (hash == expectedHash) {
equalCount += 1
}
}
}

XCTAssertEqual(equalCount, knownHashes.count)
}
let hashids = Hashids(salt: "this is my salt")
let hash = hashids.encode(input)
let values = hashids.decode(hash!)
XCTAssertEqual(input, values)
}

func testInt64() {
let input: Int64 = 111_111_111_1112
let hashids = Hashids(salt: "this is my salt")
let hash = hashids.encode(input)
let values = hashids.decode64(hash!)
XCTAssertEqual(input, values.first)
}



func testCaseForIssue15() {
let knownHashes: [String:[Int]] = [
"n1EOZmo3bKArd9YCpHPd742kWewMpvPR": [1, 2, 8]
]

var equalCount = 0
let hashids = Hashids(salt: "icaslntrigresnisteet",
minHashLength: 32,
alphabet: "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz1234567890")
for expectedHash in knownHashes.keys {
let values = knownHashes[expectedHash]
if let hash = hashids.encode(values!) {
print(hash, "\n", expectedHash, "\n")
if (hash == expectedHash) {
equalCount += 1
}
}
}

XCTAssertEqual(equalCount, knownHashes.count)
}

func testHashMinLength() {
let minHashLength = 20
let testRange = 1 ... 20
let hashids = Hashids(salt: "this is my salt", minHashLength: numericCast(minHashLength))
var minCount = 0
for i in testRange {
if let hash = hashids.encode(i) {
if (hash.count > minHashLength) {
minCount += 1
}
} else {
XCTFail("Missing hash for \(i)")
}

}

XCTAssertEqual(minHashLength, testRange.count)
}

func testInstances() {
let input = [1, 2, 3, 1000]
let hashids1 = Hashids(salt: "this is my salt", minHashLength: 9, alphabet: "abcdef0123456789")
let hashids2 = Hashids(salt: "this is my salt", minHashLength: 9, alphabet: "abcdef0123456789")
let hash = hashids1.encode(input)
let values = hashids2.decode(hash)
XCTAssertEqual(input, values)
}

func testDifferentSalts() {
let hashids1 = Hashids(salt: "this is my salt")
let hashids2 = Hashids(salt: "this is not my salt")
let input = [1, 2, 3]
let hash = hashids1.encode(input)
let values = hashids2.decode(hash!)
XCTAssertNotEqual(input, values)
}

func testUInt8Alphabet() {
let alphabet = "abcdef0123456789"
let input = [1203, 311, 331, 423]
let hashids = Hashids_<UInt8>(salt: "this is my salt", minHashLength: 0, alphabet: alphabet)
let hash = hashids.encode(input)
let values = hashids.decode(hash!)
XCTAssertEqual(input, values)
}

func testEmojiAlphabet() {
let alphabet = "🐶🐭🐹🐷🐮🐰🐹🐸"
let input = [300122, 12, 3, 3112, 12, 1000001201]
let hashids = Hashids(salt: "this is my salt", minHashLength: 0, alphabet: alphabet)
let hash = hashids.encode(input)
let values = hashids.decode(hash!)
XCTAssertEqual(input, values)
}

func testBigDataSet() {
var input = [Int]()
for _ in 0 ..< 100 {
input.append(Int(arc4random()))
}
let hashids = Hashids(salt: "this is my salt")
let hash = hashids.encode(input)
let values = hashids.decode(hash!)
XCTAssertEqual(input, values)
}

func testInt64() {
let input: Int64 = 111_111_111_1112
let hashids = Hashids(salt: "this is my salt")
let hash = hashids.encode(input)
let values = hashids.decode64(hash!)
XCTAssertEqual(input, values.first)
}

}

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