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Fix category fetch by multi language

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This commit is contained in:
Balazs Perlaki-Horvath 2024-07-17 02:21:23 +02:00
parent c71e4f7eb6
commit 156d161365
2 changed files with 102 additions and 7 deletions
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103
Tests/CategoryFetchingTests.swift
View File

@ -20,32 +20,123 @@ import SwiftUI
final class CategoryFetchingTests: XCTestCase {
func testSingleZIMIsFilteredOutByLanguage() throws {
override func setUpWithError() throws {
try resetDB()
}
func testFilteredOutByLanguage() throws {
// insert a zimFile
let context = Database.viewContext
let zimFile = ZimFile(context: context)
let metadata = ZimFileMetaData.mock(languageCodes: "en", category: Category.other.rawValue)
let metadata = ZimFileMetaData.mock(languageCodes: "eng",
category: Category.other.rawValue)
LibraryOperations.configureZimFile(zimFile, metadata: metadata)
try? context.save()
let request = NSFetchRequest<ZimFile>(entityName: ZimFile.entity().name!)
request.predicate = ZimFilesCategory.buildPredicate(category: .other, searchText: "", languageCodes: Set(["xx"]))
request.predicate = ZimFilesCategory.buildPredicate(
category: .other,
searchText: "",
languageCodes: Set(["x"])
)
let results = try! context.fetch(request)
XCTAssertTrue(results.isEmpty)
}
func testSingleZIMCanBeFoundByLanguage() throws {
func testCanBeFoundByLanguage() throws {
// insert a zimFile
let context = Database.viewContext
let zimFile = ZimFile(context: context)
let metadata = ZimFileMetaData.mock(languageCodes: "en", category: Category.other.rawValue)
let metadata = ZimFileMetaData.mock(languageCodes: "eng",
category: Category.other.rawValue)
LibraryOperations.configureZimFile(zimFile, metadata: metadata)
try? context.save()
let request = NSFetchRequest<ZimFile>(entityName: ZimFile.entity().name!)
request.predicate = ZimFilesCategory.buildPredicate(category: .other, searchText: "", languageCodes: Set(["en"]))
request.predicate = ZimFilesCategory.buildPredicate(
category: .other,
searchText: "",
languageCodes: Set(["eng"])
)
let results = try! context.fetch(request)
XCTAssertEqual(results.count, 1)
}
func testCanBeFoundByMultipleUserLanguages() throws {
// insert a zimFile
let context = Database.viewContext
let zimFile = ZimFile(context: context)
let metadata = ZimFileMetaData.mock(languageCodes: "fra",
category: Category.other.rawValue)
LibraryOperations.configureZimFile(zimFile, metadata: metadata)
try? context.save()
let request = NSFetchRequest<ZimFile>(entityName: ZimFile.entity().name!)
request.predicate = ZimFilesCategory.buildPredicate(
category: .other,
searchText: "",
languageCodes: Set(["eng","deu","fra","ita","por"])
)
let results = try! context.fetch(request)
XCTAssertEqual(results.count, 1)
}
func testCanBeFoundHavingMultiLanguagesWithASingleUserLanguage() throws {
// insert a zimFile
let context = Database.viewContext
let zimFile = ZimFile(context: context)
let metadata = ZimFileMetaData.mock(languageCodes: "eng,fra,deu,nld,spa,ita,por,pol,ara,vie,kor",
category: Category.other.rawValue)
LibraryOperations.configureZimFile(zimFile, metadata: metadata)
try? context.save()
let request = NSFetchRequest<ZimFile>(entityName: ZimFile.entity().name!)
request.predicate = ZimFilesCategory.buildPredicate(
category: .other,
searchText: "",
languageCodes: Set(["spa"])
)
let results = try! context.fetch(request)
XCTAssertEqual(results.count, 1)
}
func testCanBeFoundHavingMultiLanguageMatches() throws {
// insert a zimFile
let context = Database.viewContext
let zimFile = ZimFile(context: context)
let metadata = ZimFileMetaData.mock(languageCodes: "eng,fra,deu,nld,spa,ita,por,pol,ara,vie,kor",
category: Category.other.rawValue)
LibraryOperations.configureZimFile(zimFile, metadata: metadata)
try? context.save()
let request = NSFetchRequest<ZimFile>(entityName: ZimFile.entity().name!)
request.predicate = ZimFilesCategory.buildPredicate(
category: .other,
searchText: "",
languageCodes: Set(["nld","por","fra"])
)
let results = try! context.fetch(request)
XCTAssertEqual(results.count, 1)
}
func testFilteredOutByMultiToMultiLanguageMissMatch() throws {
// insert a zimFile
let context = Database.viewContext
let zimFile = ZimFile(context: context)
let metadata = ZimFileMetaData.mock(languageCodes: "eng,fra,deu,nld,spa,ita",
category: Category.other.rawValue)
LibraryOperations.configureZimFile(zimFile, metadata: metadata)
try? context.save()
let request = NSFetchRequest<ZimFile>(entityName: ZimFile.entity().name!)
request.predicate = ZimFilesCategory.buildPredicate(
category: .other,
searchText: "",
languageCodes: Set(["por","pol","ara","vie","kor"])
)
let results = try! context.fetch(request)
XCTAssertTrue(results.isEmpty)
}
private func resetDB() throws {
_ = try Database.viewContext.execute(NSBatchDeleteRequest(fetchRequest: NSFetchRequest(entityName: ZimFile.entity().name!)))
}
}
private extension ZimFileMetaData {

6
Views/Library/ZimFilesCategories.swift
View File

@ -75,9 +75,13 @@ struct ZimFilesCategory: View {
searchText: String,
languageCodes: Set<String> = Defaults[.libraryLanguageCodes]
) -> NSPredicate {
let langPredicates = languageCodes.map { langCode -> NSPredicate in
let regex = String(format: "(.*,)?%@(,.*)?", langCode)
return NSPredicate(format: "languageCode MATCHES %@", regex)
}
var predicates = [
NSPredicate(format: "category == %@", category.rawValue),
NSPredicate(format: "languageCode IN %@", languageCodes),
NSCompoundPredicate(orPredicateWithSubpredicates: langPredicates),
NSPredicate(format: "requiresServiceWorkers == false")
]
if !searchText.isEmpty {