swifter/XCode/SwifterTestsCommon/SwifterTestsStringExtensions.swift

//
//  SwifterTests.swift
//  SwifterTests
//
//  Copyright © 2016 Damian Kołakowski. All rights reserved.
//

import XCTest
import Swifter

class SwifterTestsStringExtensions: XCTestCase {
    
    func testSHA1() {
        XCTAssertEqual("".sha1(), "da39a3ee5e6b4b0d3255bfef95601890afd80709")
        XCTAssertEqual("test".sha1(), "a94a8fe5ccb19ba61c4c0873d391e987982fbbd3")
        
        // Values copied from OpenSSL:
        // https://github.com/openssl/openssl/blob/master/test/sha1test.c
        
        XCTAssertEqual("abc".sha1(), "a9993e364706816aba3e25717850c26c9cd0d89d")
        XCTAssertEqual("abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq".sha1(),
            "84983e441c3bd26ebaae4aa1f95129e5e54670f1")
        
        XCTAssertEqual(
            ("abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq" +
             "a9993e364706816aba3e25717850c26c9cd0d89d" +
             "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq" +
             "a9993e364706816aba3e25717850c26c9cd0d89d" +
             "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq" +
             "a9993e364706816aba3e25717850c26c9cd0d89d" +
             "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq" +
             "a9993e364706816aba3e25717850c26c9cd0d89d" +
             "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq" +
             "a9993e364706816aba3e25717850c26c9cd0d89d" +
             "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq" +
             "a9993e364706816aba3e25717850c26c9cd0d89d" +
             "abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq").sha1(),
            "a377b0c42d685fdc396e29a9eda7101d900947ca")
    }
    
    func testMD5() {
        
        // Values from: https://tools.ietf.org/html/rfc1321
        
        XCTAssertEqual("".md5(), "d41d8cd98f00b204e9800998ecf8427e")
        
        XCTAssertEqual("The quick brown fox jumps over the lazy dog.".md5(), "e4d909c290d0fb1ca068ffaddf22cbd0")
        
        XCTAssertEqual("a".md5(), "0cc175b9c0f1b6a831c399e269772661")
        
        XCTAssertEqual("abc".md5(), "900150983cd24fb0d6963f7d28e17f72")
        
        XCTAssertEqual("message digest".md5(), "f96b697d7cb7938d525a2f31aaf161d0")
        
        XCTAssertEqual("abcdefghijklmnopqrstuvwxyz".md5(), "c3fcd3d76192e4007dfb496cca67e13b")
        
        XCTAssertEqual("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789".md5(), "d174ab98d277d9f5a5611c2c9f419d9f")
        
        XCTAssertEqual("12345678901234567890123456789012345678901234567890123456789012345678901234567890".md5(), "57edf4a22be3c955ac49da2e2107b67a")
    }
    
    func testBASE64() {
        XCTAssertEqual(String.toBase64([UInt8]("".utf8)), "")
        
        // Values copied from OpenSSL:
        // https://github.com/openssl/openssl/blob/995197ab84901df1cdf83509c4ce3511ea7f5ec0/test/evptests.txt
        
        XCTAssertEqual(String.toBase64([UInt8]("h".utf8)), "aA==")
        XCTAssertEqual(String.toBase64([UInt8]("hello".utf8)), "aGVsbG8=")
        XCTAssertEqual(String.toBase64([UInt8]("hello world!".utf8)), "aGVsbG8gd29ybGQh")
        XCTAssertEqual(String.toBase64([UInt8]("OpenSSLOpenSSL\n".utf8)), "T3BlblNTTE9wZW5TU0wK")
        XCTAssertEqual(String.toBase64([UInt8]("xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx".utf8)),
            "eHh4eHh4eHh4eHh4eHh4eHh4eHh4eHh4eHh4eHh4eHh4eHh4eHh4eHh4eHh4eA==")
        XCTAssertEqual(String.toBase64([UInt8]("h".utf8)), "aA==")
    }
    
    func testMiscUnquote() {
        XCTAssertEqual("".unquote(), "")
        XCTAssertEqual("\"".unquote(), "\"")
        XCTAssertEqual("\"\"".unquote(), "")
        
        XCTAssertEqual("1234".unquote(), "1234")
        XCTAssertEqual("1234\"".unquote(), "1234\"")
        XCTAssertEqual("\"1234".unquote(), "\"1234")
        XCTAssertEqual("\"1234\"".unquote(), "1234")
        XCTAssertEqual("\"1234\"".unquote(), "1234")
        
        XCTAssertEqual("\"\"\"".unquote(), "\"")
        XCTAssertEqual("\"\" \"\"".unquote(), "\" \"")
    }
    
    func testMiscTrim() {
        XCTAssertEqual("".trim(), "")
        XCTAssertEqual("\n".trim(), "")
        XCTAssertEqual("\t".trim(), "")
        XCTAssertEqual("\r".trim(), "")
        XCTAssertEqual(" ".trim(), "")
        XCTAssertEqual("      ".trim(), "")
        XCTAssertEqual("1 test     ".trim(), "1 test")
        XCTAssertEqual("      test          ".trim(), "test")
        XCTAssertEqual("   \t\n\rtest          ".trim(), "test")
        XCTAssertEqual("   \t\n\rtest  n   \n\t asd    ".trim(), "test  n   \n\t asd")
    }

    func testMiscReplace() {
        XCTAssertEqual("".replace("+", "-"), "")
        XCTAssertEqual("test".replace("+", "-"), "test")
        XCTAssertEqual("+++".replace("+", "-"), "---")
        XCTAssertEqual("t&e&s&t12%3%".replace("&", "+").replace("%", "+"), "t+e+s+t12+3+")
        XCTAssertEqual("test 1234 #$%^&*( test   ".replace(" ", "_"), "test_1234_#$%^&*(_test___")
    }
    
    func testMiscRemovePercentEncoding() {
        XCTAssertEqual("".removePercentEncoding(), "")
        XCTAssertEqual("%20".removePercentEncoding(), " ")
        XCTAssertEqual("%22".removePercentEncoding(), "\"")
        XCTAssertEqual("%25".removePercentEncoding(), "%")
        XCTAssertEqual("%2d".removePercentEncoding(), "-")
        XCTAssertEqual("%2e".removePercentEncoding(), ".")
        XCTAssertEqual("%3C".removePercentEncoding(), "<")
        XCTAssertEqual("%3E".removePercentEncoding(), ">")
        XCTAssertEqual("%5C".removePercentEncoding(), "\\")
        XCTAssertEqual("%5E".removePercentEncoding(), "^")
        XCTAssertEqual("%5F".removePercentEncoding(), "_")
        XCTAssertEqual("%60".removePercentEncoding(), "`")
        XCTAssertEqual("%7B".removePercentEncoding(), "{")
        XCTAssertEqual("%7C".removePercentEncoding(), "|")
        XCTAssertEqual("%7D".removePercentEncoding(), "}")
        XCTAssertEqual("%7E".removePercentEncoding(), "~")
        XCTAssertEqual("%7e".removePercentEncoding(), "~")
    }
}