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/*
This source file is part of the Swift.org open source project
Copyright (c) 2022 Apple Inc. and the Swift project authors
Licensed under Apache License v2.0 with Runtime Library Exception
See https://swift.org/LICENSE.txt for license information
See https://swift.org/CONTRIBUTORS.txt for Swift project authors
*/
import XCTest
import SymbolKit
@testable import SwiftDocC
class SymbolDisambiguationTests: XCTestCase {
func testPathCollisionWithDifferentTypesInSameLanguage() throws {
let references = try disambiguatedReferencesForSymbols(
swift: [
TestSymbolData(preciseID: "first", pathComponents: ["Something", "first"], kind: .property),
TestSymbolData(preciseID: "second", pathComponents: ["Something", "First"], kind: .struct),
],
objectiveC: []
)
XCTAssertEqual(references.count, 2)
XCTAssertEqual(
references[SymbolGraph.Symbol.Identifier(precise: "first", interfaceLanguage: "swift")]?.path,
"/documentation/SymbolDisambiguationTests/Something/first-swift.property"
)
XCTAssertEqual(
references[SymbolGraph.Symbol.Identifier(precise: "second", interfaceLanguage: "swift")]?.path,
"/documentation/SymbolDisambiguationTests/Something/First-swift.struct"
)
}
func testPathCollisionWithDifferentArgumentTypesInSameLanguage() throws {
let references = try disambiguatedReferencesForSymbols(
swift: [
// The argument type isn't represented in the symbol name in the path components
TestSymbolData(preciseID: "first", pathComponents: ["Something", "first(_:)"], kind: .method),
TestSymbolData(preciseID: "second", pathComponents: ["Something", "first(_:)"], kind: .method),
],
objectiveC: []
)
XCTAssertEqual(references.count, 2)
XCTAssertEqual(
references[SymbolGraph.Symbol.Identifier(precise: "first", interfaceLanguage: "swift")]?.path,
"/documentation/SymbolDisambiguationTests/Something/first(_:)-\("first".stableHashString)"
)
XCTAssertEqual(
references[SymbolGraph.Symbol.Identifier(precise: "second", interfaceLanguage: "swift")]?.path,
"/documentation/SymbolDisambiguationTests/Something/first(_:)-\("second".stableHashString)"
)
}
func testSameSymbolWithDifferentKindsInDifferentLanguages() throws {
let references = try disambiguatedReferencesForSymbols(
swift: [
TestSymbolData(preciseID: "first", pathComponents: ["Something", "First"], kind: .enum),
],
objectiveC: [
TestSymbolData(preciseID: "first", pathComponents: ["Something", "First"], kind: .protocol),
]
)
XCTAssertEqual(references.count, 1)
XCTAssertEqual(
references[SymbolGraph.Symbol.Identifier(precise: "first", interfaceLanguage: "swift")]?.path,
"/documentation/SymbolDisambiguationTests/Something/First" // Same symbol doesn't require disambiguation
)
}
func testDifferentSymbolsWithDifferentKindsInDifferentLanguages() throws {
let references = try disambiguatedReferencesForSymbols(
swift: [
TestSymbolData(preciseID: "first", pathComponents: ["Something", "First"], kind: .struct),
],
objectiveC: [
TestSymbolData(preciseID: "second", pathComponents: ["Something", "First"], kind: .protocol),
]
)
XCTAssertEqual(references.count, 2)
XCTAssertEqual(references[SymbolGraph.Symbol.Identifier(precise: "first", interfaceLanguage: "swift")]?.path,
"/documentation/SymbolDisambiguationTests/Something/First-swift.struct"
)
XCTAssertEqual(references[SymbolGraph.Symbol.Identifier(precise: "second", interfaceLanguage: "objective-c")]?.path,
"/documentation/SymbolDisambiguationTests/Something/First-c.protocol"
)
}
func testSameSymbolWithDifferentNamesInDifferentLanguages() throws {
let references = try disambiguatedReferencesForSymbols(
swift: [
TestSymbolData(preciseID: "first", pathComponents: ["Something", "first(one:two:)"], kind: .method),
],
objectiveC: [
TestSymbolData(preciseID: "first", pathComponents: ["Something", "firstWithOne:two:"], kind: .method),
]
)
XCTAssertEqual(references.count, 1)
XCTAssertEqual(
references[SymbolGraph.Symbol.Identifier(precise: "first", interfaceLanguage: "swift")]?.path,
"/documentation/SymbolDisambiguationTests/Something/first(one:two:)"
)
}
func testOneVariantOfMultiLanguageSymbolCollidesWithDifferentTypeSymbol() throws {
let references = try disambiguatedReferencesForSymbols(
swift: [
TestSymbolData(preciseID: "instance-method", pathComponents: ["Something", "first(one:two:)"], kind: .method),
TestSymbolData(preciseID: "type-method", pathComponents: ["Something", "first(one:two:)"], kind: .typeMethod),
],
objectiveC: [
TestSymbolData(preciseID: "type-method", pathComponents: ["Something", "firstWithOne:two:"], kind: .typeMethod),
]
)
XCTAssertEqual(references.count, 2)
XCTAssertEqual(
references[SymbolGraph.Symbol.Identifier(precise: "instance-method", interfaceLanguage: "swift")]?.path,
"/documentation/SymbolDisambiguationTests/Something/first(one:two:)-swift.method"
)
XCTAssertEqual(
references[SymbolGraph.Symbol.Identifier(precise: "type-method", interfaceLanguage: "swift")]?.path,
"/documentation/SymbolDisambiguationTests/Something/first(one:two:)-swift.type.method"
)
}
func testStructAndEnumAndTypeAliasCollisionOfSameSymbol() throws {
let references = try disambiguatedReferencesForSymbols(
swift: [
TestSymbolData(preciseID: "first", pathComponents: ["Something", "First"], kind: .struct),
],
objectiveC: [
TestSymbolData(preciseID: "first", pathComponents: ["Something", "First"], kind: .enum),
TestSymbolData(preciseID: "second", pathComponents: ["Something", "First"], kind: .typealias),
]
)
XCTAssertEqual(references.count, 2)
XCTAssertEqual(references[SymbolGraph.Symbol.Identifier(precise: "first", interfaceLanguage: "swift")]?.path,
"/documentation/SymbolDisambiguationTests/Something/First-swift.struct"
)
XCTAssertEqual(references[SymbolGraph.Symbol.Identifier(precise: "second", interfaceLanguage: "objective-c")]?.path,
"/documentation/SymbolDisambiguationTests/Something/First-c.typealias"
)
}
func testTripleCollisionWithBothSameTypeAndDifferentType() throws {
let references = try disambiguatedReferencesForSymbols(
swift: [
TestSymbolData(preciseID: "first", pathComponents: ["Something", "first(_:_:)"], kind: .method),
TestSymbolData(preciseID: "second", pathComponents: ["Something", "first(_:_:)"], kind: .typeMethod),
TestSymbolData(preciseID: "third", pathComponents: ["Something", "first(_:_:)"], kind: .typeMethod),
],
objectiveC: []
)
XCTAssertEqual(references.count, 3)
// The first collision can be disambiguated with its kind information
XCTAssertEqual(
references[SymbolGraph.Symbol.Identifier(precise: "first", interfaceLanguage: "swift")]?.path,
"/documentation/SymbolDisambiguationTests/Something/first(_:_:)-swift.method"
)
XCTAssertEqual(
references[SymbolGraph.Symbol.Identifier(precise: "second", interfaceLanguage: "swift")]?.path,
"/documentation/SymbolDisambiguationTests/Something/first(_:_:)-\("second".stableHashString)"
)
XCTAssertEqual(
references[SymbolGraph.Symbol.Identifier(precise: "third", interfaceLanguage: "swift")]?.path,
"/documentation/SymbolDisambiguationTests/Something/first(_:_:)-\("third".stableHashString)"
)
}
func testMixedLanguageFramework() throws {
let (bundle, context) = try testBundleAndContext(named: "MixedLanguageFramework")
var loader = SymbolGraphLoader(bundle: bundle, dataProvider: context.dataProvider)
try loader.loadAll()
let references = context.linkResolver.localResolver.referencesForSymbols(in: loader.unifiedGraphs, bundle: bundle, context: context).mapValues(\.path)
XCTAssertEqual(Set(references.keys), [
SymbolGraph.Symbol.Identifier(precise: "c:@CM@TestFramework@objc(cs)MixedLanguageClassConformingToProtocol(im)mixedLanguageMethod", interfaceLanguage: "swift"),
.init(precise: "c:@E@Foo", interfaceLanguage: "swift"),
.init(precise: "c:@E@Foo@first", interfaceLanguage: "swift"),
.init(precise: "c:@E@Foo@fourth", interfaceLanguage: "swift"),
.init(precise: "c:@E@Foo@second", interfaceLanguage: "swift"),
.init(precise: "c:@E@Foo@third", interfaceLanguage: "swift"),
.init(precise: "c:@M@TestFramework@objc(cs)MixedLanguageClassConformingToProtocol", interfaceLanguage: "swift"),
.init(precise: "c:@M@TestFramework@objc(cs)MixedLanguageClassConformingToProtocol(im)init", interfaceLanguage: "swift"),
.init(precise: "c:@M@TestFramework@objc(pl)MixedLanguageProtocol", interfaceLanguage: "swift"),
.init(precise: "c:@M@TestFramework@objc(pl)MixedLanguageProtocol(im)mixedLanguageMethod", interfaceLanguage: "swift"),
.init(precise: "c:@MixedLanguageFrameworkVersionNumber", interfaceLanguage: "occ"),
.init(precise: "c:@MixedLanguageFrameworkVersionString", interfaceLanguage: "occ"),
.init(precise: "c:MixedLanguageFramework.h@T@Foo", interfaceLanguage: "occ"),
.init(precise: "c:objc(cs)Bar", interfaceLanguage: "swift"),
.init(precise: "c:objc(cs)Bar(cm)myStringFunction:error:", interfaceLanguage: "swift"),
.init(precise: "s:22MixedLanguageFramework15SwiftOnlyClassV", interfaceLanguage: "swift"),
.init(precise: "s:22MixedLanguageFramework15SwiftOnlyStructV", interfaceLanguage: "swift"),
.init(precise: "s:22MixedLanguageFramework15SwiftOnlyStructV4tadayyF", interfaceLanguage: "swift"),
.init(precise: "s:So3FooV8rawValueABSu_tcfc", interfaceLanguage: "swift"),
])
XCTAssertEqual(references[.init(precise: "c:@CM@TestFramework@objc(cs)MixedLanguageClassConformingToProtocol(im)mixedLanguageMethod", interfaceLanguage: "swift")],
"/documentation/MixedLanguageFramework/MixedLanguageClassConformingToProtocol/mixedLanguageMethod()")
XCTAssertEqual(references[.init(precise: "c:@E@Foo", interfaceLanguage: "swift")],
"/documentation/MixedLanguageFramework/Foo-swift.struct")
XCTAssertEqual(references[.init(precise: "c:@E@Foo@first", interfaceLanguage: "swift")],
"/documentation/MixedLanguageFramework/Foo-swift.struct/first")
XCTAssertEqual(references[.init(precise: "c:@E@Foo@fourth", interfaceLanguage: "swift")],
"/documentation/MixedLanguageFramework/Foo-swift.struct/fourth")
XCTAssertEqual(references[.init(precise: "c:@E@Foo@second", interfaceLanguage: "swift")],
"/documentation/MixedLanguageFramework/Foo-swift.struct/second")
XCTAssertEqual(references[.init(precise: "c:@E@Foo@third", interfaceLanguage: "swift")],
"/documentation/MixedLanguageFramework/Foo-swift.struct/third")
XCTAssertEqual(references[.init(precise: "c:@M@TestFramework@objc(cs)MixedLanguageClassConformingToProtocol", interfaceLanguage: "swift")],
"/documentation/MixedLanguageFramework/MixedLanguageClassConformingToProtocol")
XCTAssertEqual(references[.init(precise: "c:@M@TestFramework@objc(cs)MixedLanguageClassConformingToProtocol(im)init", interfaceLanguage: "swift")],
"/documentation/MixedLanguageFramework/MixedLanguageClassConformingToProtocol/init()")
XCTAssertEqual(references[.init(precise: "c:@M@TestFramework@objc(pl)MixedLanguageProtocol", interfaceLanguage: "swift")],
"/documentation/MixedLanguageFramework/MixedLanguageProtocol")
XCTAssertEqual(references[.init(precise: "c:@M@TestFramework@objc(pl)MixedLanguageProtocol(im)mixedLanguageMethod", interfaceLanguage: "swift")],
"/documentation/MixedLanguageFramework/MixedLanguageProtocol/mixedLanguageMethod()")
XCTAssertEqual(references[.init(precise: "c:@MixedLanguageFrameworkVersionNumber", interfaceLanguage: "occ")],
"/documentation/MixedLanguageFramework/_MixedLanguageFrameworkVersionNumber")
XCTAssertEqual(references[.init(precise: "c:@MixedLanguageFrameworkVersionString", interfaceLanguage: "occ")],
"/documentation/MixedLanguageFramework/_MixedLanguageFrameworkVersionString")
XCTAssertEqual(references[.init(precise: "c:MixedLanguageFramework.h@T@Foo", interfaceLanguage: "occ")],
"/documentation/MixedLanguageFramework/Foo-c.typealias")
XCTAssertEqual(references[.init(precise: "c:objc(cs)Bar", interfaceLanguage: "swift")],
"/documentation/MixedLanguageFramework/Bar")
XCTAssertEqual(references[.init(precise: "c:objc(cs)Bar(cm)myStringFunction:error:", interfaceLanguage: "swift")],
"/documentation/MixedLanguageFramework/Bar/myStringFunction(_:)")
XCTAssertEqual(references[.init(precise: "s:22MixedLanguageFramework15SwiftOnlyClassV", interfaceLanguage: "swift")],
"/documentation/MixedLanguageFramework/SwiftOnlyClass")
XCTAssertEqual(references[.init(precise: "s:22MixedLanguageFramework15SwiftOnlyStructV", interfaceLanguage: "swift")],
"/documentation/MixedLanguageFramework/SwiftOnlyStruct")
XCTAssertEqual(references[.init(precise: "s:22MixedLanguageFramework15SwiftOnlyStructV4tadayyF", interfaceLanguage: "swift")],
"/documentation/MixedLanguageFramework/SwiftOnlyStruct/tada()")
XCTAssertEqual(references[.init(precise: "s:So3FooV8rawValueABSu_tcfc", interfaceLanguage: "swift")],
"/documentation/MixedLanguageFramework/Foo-swift.struct/init(rawValue:)")
}
// MARK: - Test Helpers
private struct TestSymbolData {
let preciseID: String
let pathComponents: [String]
let kind: SymbolGraph.Symbol.KindIdentifier
}
private func disambiguatedReferencesForSymbols(swift swiftSymbols: [TestSymbolData], objectiveC objectiveCSymbols: [TestSymbolData]) throws -> [SymbolGraph.Symbol.Identifier : ResolvedTopicReference] {
let graph = SymbolGraph(
metadata: SymbolGraph.Metadata(
formatVersion: SymbolGraph.SemanticVersion(major: 1, minor: 1, patch: 1),
generator: "unit-test"
),
module: SymbolGraph.Module(
name: "SymbolDisambiguationTests",
platform: SymbolGraph.Platform(architecture: nil, vendor: nil, operatingSystem: nil)
),
symbols: swiftSymbols.map {
SymbolGraph.Symbol(
identifier: SymbolGraph.Symbol.Identifier(precise: $0.preciseID, interfaceLanguage: "swift"),
names: SymbolGraph.Symbol.Names(title: "Title", navigator: nil, subHeading: nil, prose: nil), // names doesn't matter for path disambiguation
pathComponents: $0.pathComponents,
docComment: nil,
accessLevel: SymbolGraph.Symbol.AccessControl(rawValue: "public"),
kind: SymbolGraph.Symbol.Kind(parsedIdentifier: $0.kind, displayName: "Kind Display Name"), // kind display names doesn't matter for path disambiguation
mixins: [:]
)
},
relationships: []
)
let unified = try XCTUnwrap(UnifiedSymbolGraph(fromSingleGraph: graph, at: URL(fileURLWithPath: "fake-path-for-swift-symbol-graph")))
let graph2 = SymbolGraph(
metadata: SymbolGraph.Metadata(
formatVersion: SymbolGraph.SemanticVersion(major: 1, minor: 1, patch: 1),
generator: "unit-test"
),
module: SymbolGraph.Module(
name: "SymbolDisambiguationTests",
platform: SymbolGraph.Platform(architecture: nil, vendor: nil, operatingSystem: nil)
),
symbols: objectiveCSymbols.map {
SymbolGraph.Symbol(
identifier: SymbolGraph.Symbol.Identifier(precise: $0.preciseID, interfaceLanguage: "objective-c"),
names: SymbolGraph.Symbol.Names(title: "Title", navigator: nil, subHeading: nil, prose: nil), // names doesn't matter for path disambiguation
pathComponents: $0.pathComponents,
docComment: nil,
accessLevel: SymbolGraph.Symbol.AccessControl(rawValue: "public"),
kind: SymbolGraph.Symbol.Kind(parsedIdentifier: $0.kind, displayName: "Kind Display Name"), // kind display names doesn't matter for path disambiguation
mixins: [:]
)
},
relationships: []
)
let swiftSymbolGraphURL = URL(fileURLWithPath: "fake-path-for-swift-symbol-graph")
let objcSymbolGraphURL = URL(fileURLWithPath: "fake-path-for-swift-objc-graph")
unified.mergeGraph(graph: graph2, at: objcSymbolGraphURL)
let uniqueSymbolCount = Set(swiftSymbols.map(\.preciseID) + objectiveCSymbols.map(\.preciseID)).count
XCTAssertEqual(unified.symbols.count, uniqueSymbolCount)
let bundle = DocumentationBundle(
info: DocumentationBundle.Info(
displayName: "SymbolDisambiguationTests",
identifier: "com.test.SymbolDisambiguationTests"),
symbolGraphURLs: [swiftSymbolGraphURL, objcSymbolGraphURL],
markupURLs: [],
miscResourceURLs: []
)
class TestProvider: DocumentationContextDataProvider {
var delegate: DocumentationContextDataProviderDelegate? = nil
var bundles: [SwiftDocC.BundleIdentifier : SwiftDocC.DocumentationBundle] = [:]
var symbolGraphData: [URL: Data] = [:]
func contentsOfURL(_ url: URL, in bundle: SwiftDocC.DocumentationBundle) throws -> Data {
guard let data = symbolGraphData[url] else {
fatalError("Only symbol graph content will be loaded from the bundle in this test")
}
return data
}
}
let provider = TestProvider()
provider.symbolGraphData = [
swiftSymbolGraphURL: try JSONEncoder().encode(graph),
objcSymbolGraphURL: try JSONEncoder().encode(graph2),
]
provider.bundles[bundle.identifier] = bundle
let context = try DocumentationContext(dataProvider: provider)
return context.linkResolver.localResolver.referencesForSymbols(in: ["SymbolDisambiguationTests": unified], bundle: bundle, context: context)
}
}
|
