ExSwiftStringTests.swift

//
//  ExSwiftStringTests.swift
//  ExSwift
//
//  Created by ExSwift on 04/06/14.
//  Copyright (c) 2014 pNre. All rights reserved.
//

import XCTest

class ExSwiftStringTests: XCTestCase {

    func testLength() {
        XCTAssertEqual(0, "".length())
        XCTAssertEqual(1, "A".length())
        XCTAssertEqual(1, "😱".length())
        XCTAssertEqual(1, "∞".length())
        XCTAssertEqual(3, "∞aA".length())
    }

    func testSubscript() {
        var string = "∆Test😗"
        
        XCTAssertEqual("∆", string[0]!)
        XCTAssertEqual("T", string[1]!)
        XCTAssertEqual("😗", string[string.length() - 1]!)
        XCTAssertEqual("Test😗", string[1..6]!)
    }
    
    func testRepeat () {
        
        XCTAssertEqual("AAA", "A" * 3)
        
    }

    func testExplode () {
        
        let string = "A B C"
        XCTAssert(string.explode(" ") == ["A", "B", "C"])
        
    }
    
}