SwiftyXMLParser/SwiftyXMLParserTests/ParserTests.swift

/**
 * The MIT License (MIT)
 *
 * Copyright (C) 2016 Yahoo Japan Corporation.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */


import XCTest
@testable import SwiftyXMLParser


class ParserTests: XCTestCase {
    
    override func setUp() {
        super.setUp()
    }
    
    override func tearDown() {
        super.tearDown()
    }
    
    func testSuccessParse() {
        guard let path = Bundle(for: type(of: self)).path(forResource: "XMLDocument", ofType: "xml"),
            let data = try? Data(contentsOf: URL(fileURLWithPath: path)) else {
                XCTFail("fail to parse")
                return
        }
        
        let xml = XML.Parser().parse(data)
        if  let _ = xml["ResultSet"].error {
            XCTFail("fail to parse")
        } else {
            XCTAssert(true, "success to parse")
        }


    }
    
    func testFailParse() {
        guard let path = Bundle(for: type(of: self)).path(forResource: "BrokenXMLDocument", ofType: "xml"),
            let data = try? Data(contentsOf: URL(fileURLWithPath: path)) else {
                XCTFail("fail to parse")
                return
        }
        
        let xml = XML.Parser().parse(data)
        if let _ = xml["ResultSet"].error {
            XCTFail("fail to parse")
        } else {
            XCTAssert(true, "success to parse")
        }
    }
    
    func testTextParseWithMockData() {
        guard let path = Bundle(for: type(of: self)).path(forResource: "SimpleDocument", ofType: "xml"),
            let data = try? Data(contentsOf: URL(fileURLWithPath: path)) else {
                XCTFail("fail to parse")
                return
        }
        
        let xml = XML.Parser().parse(data)
        if let text = xml["Result", "Text"].text {
            XCTAssertEqual("Text", text, "Parsed Text")
        } else {
            XCTAssert(true, "fail to parse")
        }
    }
    
    func testWhitespaceParseWithMockData() {
        guard let path = Bundle(for: type(of: self)).path(forResource: "SimpleDocument", ofType: "xml"),
            let data = try? Data(contentsOf: URL(fileURLWithPath: path)) else {
                XCTFail("fail to parse")
                return
        }
            
        let xml = XML.Parser().parse(data)
        if let text = xml["Result", "Whitespace"].text {
            XCTAssertEqual(" ", text, "Parsed Single-Bite Whitespace")
        } else {
            XCTFail("fail")
        }
    }
    
    func testReturnParseWithMockData() {
        guard let path = Bundle(for: type(of: self)).path(forResource: "SimpleDocument", ofType: "xml"),
            let data = try? Data(contentsOf: URL(fileURLWithPath: path)) else {
                XCTFail("fail to parse")
                return
        }
        
        let xml = XML.Parser().parse(data)
        if let text = xml["Result", "OnlyReturn"].text {
            XCTAssertEqual("\n", text, "Parsed line break code")
        } else {
            XCTAssert(false, "need to have no line break code")
        }
    }
    
    func testWhitespaceAndReturnParseWithMockData() {
        guard let path = Bundle(for: type(of: self)).path(forResource: "SimpleDocument", ofType: "xml"),
            let data = try? Data(contentsOf: URL(fileURLWithPath: path)) else {
                XCTFail("fail to parse")
                return
        }
        
        let xml = XML.Parser().parse(data)
        if let text = xml["Result", "WhitespaceReturn"].text {
            XCTAssertEqual("\n    \n", text, "Parsed whitespace and line break code")
        } else {
            XCTAssert(false, "need to have no line break code")

        }
    }
    
    func testWhitespaceAndReturnParseWithMockDataAndTrimmingWhitespaceAndLineBreak() {
        guard let path = Bundle(for: type(of: self)).path(forResource: "SimpleDocument", ofType: "xml"),
            let data = try? Data(contentsOf: URL(fileURLWithPath: path)) else {
                XCTFail("fail to parse")
                return
        }

        let xml = XML.Parser(trimming: .whitespacesAndNewlines).parse(data)
        if let text = xml["Result", "WhitespaceReturn"].text {
            XCTAssertEqual("", text, "Parsed Success and trim them")
        } else {
            XCTAssert(false, "fail")
        }
    }    
}