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DateTests.swift
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DateTests.swift
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//
// DateTests.swift
// XMLCoderTests
//
// Created by Vincent Esche on 12/19/18.
//
import XCTest
@testable import XMLCoder
class DateTests: XCTestCase {
typealias Value = Date
struct Container: Codable, Equatable {
let value: Value
}
let values: [(Value, String)] = [
(Date(timeIntervalSince1970: 0.0), "0.0"),
]
func testMissing() {
let decoder = XMLDecoder()
let xmlString = "<container />"
let xmlData = xmlString.data(using: .utf8)!
XCTAssertThrowsError(try decoder.decode(Container.self, from: xmlData))
}
func testAttribute() throws {
let decoder = XMLDecoder()
let encoder = XMLEncoder()
encoder.nodeEncodingStrategy = .custom { _, _ in
{ _ in .attribute }
}
encoder.dateEncodingStrategy = .secondsSince1970
for (value, xmlString) in values {
let xmlString =
"""
<container value="\(xmlString)" />
"""
let xmlData = xmlString.data(using: .utf8)!
let decoded = try decoder.decode(Container.self, from: xmlData)
XCTAssertEqual(decoded.value, value)
let encoded = try encoder.encode(decoded, withRootKey: "container")
XCTAssertEqual(String(data: encoded, encoding: .utf8)!, xmlString)
}
}
func testElement() throws {
let decoder = XMLDecoder()
let encoder = XMLEncoder()
encoder.outputFormatting = [.prettyPrinted]
encoder.dateEncodingStrategy = .secondsSince1970
for (value, xmlString) in values {
let xmlString =
"""
<container>
<value>\(xmlString)</value>
</container>
"""
let xmlData = xmlString.data(using: .utf8)!
let decoded = try decoder.decode(Container.self, from: xmlData)
XCTAssertEqual(decoded.value, value)
let encoded = try encoder.encode(decoded, withRootKey: "container")
XCTAssertEqual(String(data: encoded, encoding: .utf8)!, xmlString)
}
}
func testKeyFormatedError() throws {
let decoder = XMLDecoder()
let encoder = XMLEncoder()
decoder.dateDecodingStrategy = .keyFormatted { _ in
let formatter = DateFormatter()
formatter.dateFormat = "value"
return formatter
}
encoder.outputFormatting = [.prettyPrinted]
for (_, xmlString) in values {
let xmlString =
"""
<container>
<value>\(xmlString)</value>
</container>
"""
let xmlData = xmlString.data(using: .utf8)!
XCTAssertThrowsError(try decoder.decode(Container.self, from: xmlData))
}
}
func testKeyFormatedCouldNotDecodeError() throws {
let decoder = XMLDecoder()
let encoder = XMLEncoder()
decoder.dateDecodingStrategy = .keyFormatted { _ in
let formatter = DateFormatter()
formatter.dateFormat = "value"
return formatter
}
encoder.outputFormatting = [.prettyPrinted]
for (_, xmlString) in values {
let xmlString =
"""
<container>
<value>\(xmlString)</value>
<value>\(xmlString)</value>
</container>
"""
let xmlData = xmlString.data(using: .utf8)!
XCTAssertThrowsError(try decoder.decode(Container.self, from: xmlData))
}
}
func testKeyFormatedNoPathError() throws {
let decoder = XMLDecoder()
let encoder = XMLEncoder()
decoder.dateDecodingStrategy = .keyFormatted { _ in
let formatter = DateFormatter()
formatter.dateFormat = "value"
return formatter
}
encoder.outputFormatting = [.prettyPrinted]
for (_, _) in values {
let xmlString =
"""
<container>
<value>12</value>
</container>
"""
let xmlData = xmlString.data(using: .utf8)!
XCTAssertThrowsError(try decoder.decode(Container.self, from: xmlData))
}
}
}