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NetNewsWire/Tests/NetNewsWireTests/ArticleSorterTests.swift

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//
// ArticleSorterTests.swift
// NetNewsWire
//
// Created by Phil Viso on 9/8/19.
// Copyright © 2019 Ranchero Software. All rights reserved.
//
import Articles
import Foundation
import XCTest
@testable import NetNewsWire
class ArticleSorterTests: XCTestCase {
// MARK: sortByDate ascending tests
func testSortByDateAscending() {
let now = Date()
let article1 = TestArticle(sortableName: "Susie's Feed", sortableDate: now.addingTimeInterval(-60.0), sortableArticleID: "1", sortableWebFeedID: "4")
let article2 = TestArticle(sortableName: "Phil's Feed", sortableDate: now.addingTimeInterval(60.0), sortableArticleID: "2", sortableWebFeedID: "6")
let article3 = TestArticle(sortableName: "Phil's Feed", sortableDate: now.addingTimeInterval(120.0), sortableArticleID: "3", sortableWebFeedID: "6")
let article4 = TestArticle(sortableName: "Susie's Feed", sortableDate: now.addingTimeInterval(-120.0), sortableArticleID: "4", sortableWebFeedID: "5")
let articles = [article1, article2, article3, article4]
let sortedArticles = ArticleSorter.sortedByDate(articles: articles,
sortDirection: .orderedAscending,
groupByFeed: false)
XCTAssertEqual(sortedArticles.count, articles.count)
XCTAssertEqual(sortedArticles.articleAtRow(0), article4)
XCTAssertEqual(sortedArticles.articleAtRow(1), article1)
XCTAssertEqual(sortedArticles.articleAtRow(2), article2)
XCTAssertEqual(sortedArticles.articleAtRow(3), article3)
}
func testSortByDateAscendingWithSameDate() {
let now = Date()
// Articles with the same date should end up being sorted by their article ID
let article1 = TestArticle(sortableName: "Phil's Feed", sortableDate: now, sortableArticleID: "1", sortableWebFeedID: "1")
let article2 = TestArticle(sortableName: "Matt's Feed", sortableDate: now, sortableArticleID: "2", sortableWebFeedID: "2")
let article3 = TestArticle(sortableName: "Sally's Feed", sortableDate: now, sortableArticleID: "3", sortableWebFeedID: "3")
let article4 = TestArticle(sortableName: "Susie's Feed", sortableDate: Date(timeInterval: -60.0, since: now), sortableArticleID: "4", sortableWebFeedID: "4")
let article5 = TestArticle(sortableName: "Paul's Feed", sortableDate: Date(timeInterval: -120.0, since: now), sortableArticleID: "5", sortableWebFeedID: "5")
let articles = [article1, article2, article3, article4, article5]
let sortedArticles = ArticleSorter.sortedByDate(articles: articles,
sortDirection: .orderedAscending,
groupByFeed: false)
XCTAssertEqual(sortedArticles.count, articles.count)
XCTAssertEqual(sortedArticles.articleAtRow(0), article5)
XCTAssertEqual(sortedArticles.articleAtRow(1), article4)
XCTAssertEqual(sortedArticles.articleAtRow(2), article1)
XCTAssertEqual(sortedArticles.articleAtRow(3), article2)
XCTAssertEqual(sortedArticles.articleAtRow(4), article3)
}
func testSortByDateAscendingWithGroupByFeed() {
let now = Date()
let article1 = TestArticle(sortableName: "Phil's Feed", sortableDate: Date(timeInterval: -100.0, since: now), sortableArticleID: "1", sortableWebFeedID: "1")
let article2 = TestArticle(sortableName: "Jenny's Feed", sortableDate: now, sortableArticleID: "1", sortableWebFeedID: "2")
let article3 = TestArticle(sortableName: "Jenny's Feed", sortableDate: Date(timeInterval: -10.0, since: now), sortableArticleID: "2", sortableWebFeedID: "2")
let article4 = TestArticle(sortableName: "Gordy's Blog", sortableDate: Date(timeInterval: -1000.0, since: now), sortableArticleID: "1", sortableWebFeedID: "3")
let article5 = TestArticle(sortableName: "Gordy's Blog", sortableDate: Date(timeInterval: -10.0, since: now), sortableArticleID: "2", sortableWebFeedID: "3")
let article6 = TestArticle(sortableName: "Jenny's Feed", sortableDate: Date(timeInterval: 10.0, since: now), sortableArticleID: "3", sortableWebFeedID: "2")
let article7 = TestArticle(sortableName: "Phil's Feed", sortableDate: now, sortableArticleID: "2", sortableWebFeedID: "1")
let article8 = TestArticle(sortableName: "Zippy's Feed", sortableDate: now, sortableArticleID: "1", sortableWebFeedID: "0")
let article9 = TestArticle(sortableName: "Zippy's Feed", sortableDate: now, sortableArticleID: "2", sortableWebFeedID: "0")
let articles = [article1, article2, article3, article4, article5, article6, article7, article8, article9]
let sortedArticles = ArticleSorter.sortedByDate(articles: articles, sortDirection: .orderedAscending, groupByFeed: true)
XCTAssertEqual(sortedArticles.count, 9)
// Gordy's feed articles
XCTAssertEqual(sortedArticles.articleAtRow(0), article4)
XCTAssertEqual(sortedArticles.articleAtRow(1), article5)
// Jenny's feed articles
XCTAssertEqual(sortedArticles.articleAtRow(2), article3)
XCTAssertEqual(sortedArticles.articleAtRow(3), article2)
XCTAssertEqual(sortedArticles.articleAtRow(4), article6)
// Phil's feed articles
XCTAssertEqual(sortedArticles.articleAtRow(5), article1)
XCTAssertEqual(sortedArticles.articleAtRow(6), article7)
// Zippy's feed articles
XCTAssertEqual(sortedArticles.articleAtRow(7), article8)
XCTAssertEqual(sortedArticles.articleAtRow(8), article9)
}
// MARK: sortByDate descending tests
func testSortByDateDescending() {
let now = Date()
let article1 = TestArticle(sortableName: "Susie's Feed", sortableDate: now.addingTimeInterval(-60.0), sortableArticleID: "1", sortableWebFeedID: "4")
let article2 = TestArticle(sortableName: "Phil's Feed", sortableDate: now.addingTimeInterval(60.0), sortableArticleID: "2", sortableWebFeedID: "6")
let article3 = TestArticle(sortableName: "Phil's Feed", sortableDate: now.addingTimeInterval(120.0), sortableArticleID: "3", sortableWebFeedID: "6")
let article4 = TestArticle(sortableName: "Susie's Feed", sortableDate: now.addingTimeInterval(-120.0), sortableArticleID: "4", sortableWebFeedID: "5")
let articles = [article1, article2, article3, article4]
let sortedArticles = ArticleSorter.sortedByDate(articles: articles,
sortDirection: .orderedDescending,
groupByFeed: false)
XCTAssertEqual(sortedArticles.count, articles.count)
XCTAssertEqual(sortedArticles.articleAtRow(0), article3)
XCTAssertEqual(sortedArticles.articleAtRow(1), article2)
XCTAssertEqual(sortedArticles.articleAtRow(2), article1)
XCTAssertEqual(sortedArticles.articleAtRow(3), article4)
}
func testSortByDateDescendingWithSameDate() {
let now = Date()
// Articles with the same date should end up being sorted by their article ID
let article1 = TestArticle(sortableName: "Phil's Feed", sortableDate: now, sortableArticleID: "1", sortableWebFeedID: "1")
let article2 = TestArticle(sortableName: "Matt's Feed", sortableDate: now, sortableArticleID: "2", sortableWebFeedID: "2")
let article3 = TestArticle(sortableName: "Sally's Feed", sortableDate: now, sortableArticleID: "3", sortableWebFeedID: "3")
let article4 = TestArticle(sortableName: "Susie's Feed", sortableDate: Date(timeInterval: -60.0, since: now), sortableArticleID: "4", sortableWebFeedID: "4")
let article5 = TestArticle(sortableName: "Paul's Feed", sortableDate: Date(timeInterval: -120.0, since: now), sortableArticleID: "5", sortableWebFeedID: "5")
let articles = [article1, article2, article3, article4, article5]
let sortedArticles = ArticleSorter.sortedByDate(articles: articles,
sortDirection: .orderedDescending,
groupByFeed: false)
XCTAssertEqual(sortedArticles.count, articles.count)
XCTAssertEqual(sortedArticles.articleAtRow(0), article1)
XCTAssertEqual(sortedArticles.articleAtRow(1), article2)
XCTAssertEqual(sortedArticles.articleAtRow(2), article3)
XCTAssertEqual(sortedArticles.articleAtRow(3), article4)
XCTAssertEqual(sortedArticles.articleAtRow(4), article5)
}
func testSortByDateDescendingWithGroupByFeed() {
let now = Date()
let article1 = TestArticle(sortableName: "Phil's Feed", sortableDate: Date(timeInterval: -100.0, since: now), sortableArticleID: "1", sortableWebFeedID: "1")
let article2 = TestArticle(sortableName: "Jenny's Feed", sortableDate: now, sortableArticleID: "1", sortableWebFeedID: "2")
let article3 = TestArticle(sortableName: "Jenny's Feed", sortableDate: Date(timeInterval: -10.0, since: now), sortableArticleID: "2", sortableWebFeedID: "2")
let article4 = TestArticle(sortableName: "Gordy's Blog", sortableDate: Date(timeInterval: -1000.0, since: now), sortableArticleID: "1", sortableWebFeedID: "3")
let article5 = TestArticle(sortableName: "Gordy's Blog", sortableDate: Date(timeInterval: -10.0, since: now), sortableArticleID: "2", sortableWebFeedID: "3")
let article6 = TestArticle(sortableName: "Jenny's Feed", sortableDate: Date(timeInterval: 10.0, since: now), sortableArticleID: "3", sortableWebFeedID: "2")
let article7 = TestArticle(sortableName: "Phil's Feed", sortableDate: now, sortableArticleID: "2", sortableWebFeedID: "1")
let article8 = TestArticle(sortableName: "Zippy's Feed", sortableDate: now, sortableArticleID: "1", sortableWebFeedID: "0")
let article9 = TestArticle(sortableName: "Zippy's Feed", sortableDate: now, sortableArticleID: "2", sortableWebFeedID: "0")
let articles = [article1, article2, article3, article4, article5, article6, article7, article8, article9]
let sortedArticles = ArticleSorter.sortedByDate(articles: articles, sortDirection: .orderedDescending, groupByFeed: true)
XCTAssertEqual(sortedArticles.count, 9)
// Gordy's feed articles
XCTAssertEqual(sortedArticles.articleAtRow(0), article5)
XCTAssertEqual(sortedArticles.articleAtRow(1), article4)
// Jenny's feed articles
XCTAssertEqual(sortedArticles.articleAtRow(2), article6)
XCTAssertEqual(sortedArticles.articleAtRow(3), article2)
XCTAssertEqual(sortedArticles.articleAtRow(4), article3)
// Phil's feed articles
XCTAssertEqual(sortedArticles.articleAtRow(5), article7)
XCTAssertEqual(sortedArticles.articleAtRow(6), article1)
// Zippy's feed articles
XCTAssertEqual(sortedArticles.articleAtRow(7), article8)
XCTAssertEqual(sortedArticles.articleAtRow(8), article9)
}
// MARK: Additional group by feed tests
func testGroupByFeedWithCaseInsensitiveFeedNames() {
let now = Date()
let article1 = TestArticle(sortableName: "phil's feed", sortableDate: now, sortableArticleID: "1", sortableWebFeedID: "1")
let article2 = TestArticle(sortableName: "PhIl's FEed", sortableDate: now, sortableArticleID: "2", sortableWebFeedID: "1")
let article3 = TestArticle(sortableName: "APPLE's feed", sortableDate: now, sortableArticleID: "3", sortableWebFeedID: "2")
let article4 = TestArticle(sortableName: "PHIL'S FEED", sortableDate: now, sortableArticleID: "4", sortableWebFeedID: "1")
let article5 = TestArticle(sortableName: "apple's feed", sortableDate: now, sortableArticleID: "5", sortableWebFeedID: "2")
let articles = [article1, article2, article3, article4, article5]
let sortedArticles = ArticleSorter.sortedByDate(articles: articles,
sortDirection: .orderedAscending,
groupByFeed: true)
XCTAssertEqual(sortedArticles.count, articles.count)
// Apple's feed articles
XCTAssertEqual(sortedArticles.articleAtRow(0), article3)
XCTAssertEqual(sortedArticles.articleAtRow(1), article5)
// Phil's feed articles
XCTAssertEqual(sortedArticles.articleAtRow(2), article1)
XCTAssertEqual(sortedArticles.articleAtRow(3), article2)
XCTAssertEqual(sortedArticles.articleAtRow(4), article4)
}
func testGroupByFeedWithSameFeedNames() {
let now = Date()
// Articles with the same feed name should be sorted by feed ID
let article1 = TestArticle(sortableName: "Phil's Feed", sortableDate: now, sortableArticleID: "1", sortableWebFeedID: "2")
let article2 = TestArticle(sortableName: "Phil's Feed", sortableDate: now, sortableArticleID: "2", sortableWebFeedID: "2")
let article3 = TestArticle(sortableName: "Phil's Feed", sortableDate: now, sortableArticleID: "3", sortableWebFeedID: "1")
let article4 = TestArticle(sortableName: "Phil's Feed", sortableDate: now, sortableArticleID: "4", sortableWebFeedID: "2")
let article5 = TestArticle(sortableName: "Phil's Feed", sortableDate: now, sortableArticleID: "5", sortableWebFeedID: "1")
let articles = [article1, article2, article3, article4, article5]
let sortedArticles = ArticleSorter.sortedByDate(articles: articles,
sortDirection: .orderedAscending,
groupByFeed: true)
XCTAssertEqual(sortedArticles.count, articles.count)
XCTAssertEqual(sortedArticles.articleAtRow(0), article3)
XCTAssertEqual(sortedArticles.articleAtRow(1), article5)
XCTAssertEqual(sortedArticles.articleAtRow(2), article1)
XCTAssertEqual(sortedArticles.articleAtRow(3), article2)
XCTAssertEqual(sortedArticles.articleAtRow(4), article4)
}
}
private struct TestArticle: SortableArticle, Equatable {
let sortableName: String
let sortableDate: Date
let sortableArticleID: String
let sortableWebFeedID: String
}
private extension Array where Element == TestArticle {
func articleAtRow(_ row: Int) -> TestArticle? {
if row < 0 || row == NSNotFound || row > count - 1 {
return nil
}
return self[row]
}
}
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