MathTests.swift

import XCTest
@testable import TestExample

class TestExampleTests: XCTestCase {
    
    var math: Math!
    
    override func setUp() {
        super.setUp()
        self.math = Math()
    }
    
    override func tearDown() {
        super.tearDown()
        math = nil
    }
    
    func testMathAddition() {
        XCTAssertEqual(math.addition(intOne: 1, intTwo: 1), 2)
        var addZeroTry = math.addition(intOne: 0, intTwo: 1)
        XCTAssertFalse(addZeroTry == 2)
    }
    
    func testMathSubtraction() {
        XCTAssertEqual(math.subtraction(intOne: 1, intTwo: 1), 0)
        XCTAssertFalse(math.subtraction(intOne: 1, intTwo: 0) == 0)
    }
}