(134536126) Benchmarks for Swift URL (#907)

Author: jrflat

Benchmarks/Benchmarks/URL/BenchmarkURL.swift

@@ -0,0 +1,234 @@
+//===----------------------------------------------------------------------===//
+//
+// This source file is part of the Swift.org open source project
+//
+// Copyright (c) 2024 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 the list of Swift project authors
+//
+//===----------------------------------------------------------------------===//
+
+import Benchmark
+import func Benchmark.blackHole
+
+#if os(macOS) && USE_PACKAGE
+import FoundationEssentials
+#else
+import Foundation
+#endif
+
+let benchmarks = {
+
+    Benchmark.defaultConfiguration.maxIterations = 1_000_000_000
+    Benchmark.defaultConfiguration.maxDuration = .seconds(3)
+    Benchmark.defaultConfiguration.scalingFactor = .kilo
+    Benchmark.defaultConfiguration.metrics = [.cpuTotal, .throughput]
+
+    let validURLString = "scheme://username:[email protected]:80/pathwithoutspaces/morepath?queryname=queryvalue#fragmentwithoutspaces"
+    let invalidURLString = "scheme://username:[email protected]:invalidport/path?query#fragment"
+    let encodableURLString = "scheme://user name:pass word@😂😂😂.example.com:80/path with spaces/more path?query name=query value#fragment with spaces"
+
+    // MARK: - String Parsing
+
+    Benchmark("URL-ParseValidASCII") { benchmark in
+        for _ in benchmark.scaledIterations {
+            blackHole(URL(string: validURLString))
+        }
+    }
+
+    Benchmark("URLComponents-ParseValidASCII") { benchmark in
+        for _ in benchmark.scaledIterations {
+            blackHole(URLComponents(string: validURLString))
+        }
+    }
+
+    Benchmark("URL-ParseInvalid") { benchmark in
+        for _ in benchmark.scaledIterations {
+            blackHole(URL(string: invalidURLString))
+        }
+    }
+
+    Benchmark("URLComponents-ParseInvalid") { benchmark in
+        for _ in benchmark.scaledIterations {
+            blackHole(URLComponents(string: invalidURLString))
+        }
+    }
+
+    #if os(macOS) || compiler(>=6)
+    Benchmark("URL-ParseAndEncode") { benchmark in
+        for _ in benchmark.scaledIterations {
+            blackHole(URL(string: encodableURLString))
+        }
+    }
+
+    Benchmark("URLComponents-ParseAndEncode") { benchmark in
+        for _ in benchmark.scaledIterations {
+            blackHole(URLComponents(string: encodableURLString))
+        }
+    }
+    #endif
+
+    // MARK: - Get URL Components
+
+    // Old swift-corelibs-foundation implementation fails to parse an
+    // encodable string but allows encodable components to be set
+    var encodedComp = URLComponents()
+    encodedComp.scheme = "scheme"
+    encodedComp.user = "user name"
+    encodedComp.password = "pass word"
+    encodedComp.host = "😂😂😂.example.com"
+    encodedComp.port = 80
+    encodedComp.path = "/path with spaces/more path"
+    encodedComp.query = "query name=query value"
+    encodedComp.fragment = "fragment with spaces"
+    let encodedURL = encodedComp.url!
+
+    #if os(macOS) || compiler(>=6)
+    // Component functions, e.g. path(), are available in macOS 13 and Swift 6
+    Benchmark("URL-GetEncodedComponents") { benchmark in
+        for _ in benchmark.scaledIterations {
+            blackHole(encodedURL.scheme)
+            blackHole(encodedURL.user())
+            blackHole(encodedURL.password())
+            blackHole(encodedURL.host())
+            blackHole(encodedURL.path())
+            blackHole(encodedURL.query())
+            blackHole(encodedURL.fragment())
+        }
+    }
+    #endif
+
+    Benchmark("URLComponents-GetEncodedComponents") { benchmark in
+        for _ in benchmark.scaledIterations {
+            blackHole(encodedComp.scheme)
+            blackHole(encodedComp.percentEncodedUser)
+            blackHole(encodedComp.percentEncodedPassword)
+            #if os(macOS) || compiler(>=6)
+            blackHole(encodedComp.encodedHost)
+            #else
+            blackHole(encodedComp.percentEncodedHost)
+            #endif
+            blackHole(encodedComp.percentEncodedPath)
+            blackHole(encodedComp.percentEncodedQuery)
+            blackHole(encodedComp.percentEncodedFragment)
+        }
+    }
+
+    Benchmark("URL-GetDecodedComponents") { benchmark in
+        for _ in benchmark.scaledIterations {
+            blackHole(encodedURL.scheme)
+            blackHole(encodedURL.user)
+            blackHole(encodedURL.password)
+            blackHole(encodedURL.host)
+            blackHole(encodedURL.path)
+            blackHole(encodedURL.query)
+            blackHole(encodedURL.fragment)
+        }
+    }
+
+    Benchmark("URLComponents-GetDecodedComponents") { benchmark in
+        for _ in benchmark.scaledIterations {
+            blackHole(encodedComp.scheme)
+            blackHole(encodedComp.user)
+            blackHole(encodedComp.password)
+            blackHole(encodedComp.host)
+            blackHole(encodedComp.path)
+            blackHole(encodedComp.query)
+            blackHole(encodedComp.fragment)
+        }
+    }
+
+    let validComp = URLComponents(string: validURLString)!
+    Benchmark("URLComponents-GetComponentRanges") { benchmark in
+        for _ in benchmark.scaledIterations {
+            blackHole(validComp.rangeOfScheme)
+            blackHole(validComp.rangeOfUser)
+            blackHole(validComp.rangeOfPassword)
+            blackHole(validComp.rangeOfHost)
+            blackHole(validComp.rangeOfPort)
+            blackHole(validComp.rangeOfPath)
+            blackHole(validComp.rangeOfQuery)
+            blackHole(validComp.rangeOfFragment)
+        }
+    }
+
+    // MARK: - Set URL Components
+
+    Benchmark("URLComponents-SetComponents") { benchmark in
+        for _ in benchmark.scaledIterations {
+            var comp = URLComponents()
+            comp.scheme = "scheme"
+            comp.user = "username"
+            comp.password = "password"
+            comp.host = "app.example.com"
+            comp.port = 80
+            comp.path = "/pathwithoutspaces/morepath"
+            comp.query = "queryname=queryvalue"
+            comp.fragment = "fragmentwithoutspaces"
+            blackHole(comp.string)
+        }
+    }
+
+    Benchmark("URLComponents-SetEncodableComponents") { benchmark in
+        for _ in benchmark.scaledIterations {
+            var comp = URLComponents()
+            comp.scheme = "scheme"
+            comp.user = "user name"
+            comp.password = "pass word"
+            comp.host = "😂😂😂.example.com"
+            comp.port = 80
+            comp.path = "/path with spaces/more path"
+            comp.query = "query name=query value"
+            comp.fragment = "fragment with spaces"
+            blackHole(comp.string)
+        }
+    }
+
+    // MARK: - Query Items
+
+    let validQueryItems = [
+        URLQueryItem(name: "querywithoutspace", value: "valuewithoutspace"),
+        URLQueryItem(name: "myfavoriteletters", value: "abcdabcdabcdabcd"),
+        URLQueryItem(name: "namewithnovalueorspace", value: nil)
+    ]
+
+    let encodableQueryItems = [
+        URLQueryItem(name: "query with space", value: "value with space"),
+        URLQueryItem(name: "my favorite emojis", value: "😂😂😂"),
+        URLQueryItem(name: "name with no value", value: nil)
+    ]
+
+    Benchmark("URLComponents-SetQueryItems") { benchmark in
+        for _ in benchmark.scaledIterations {
+            var comp = URLComponents()
+            comp.queryItems = validQueryItems
+            blackHole(comp)
+        }
+    }
+
+    Benchmark("URLComponents-SetEncodableQueryItems") { benchmark in
+        for _ in benchmark.scaledIterations {
+            var comp = URLComponents()
+            comp.queryItems = encodableQueryItems
+            blackHole(comp)
+        }
+    }
+
+    var queryComp = URLComponents()
+    queryComp.queryItems = encodableQueryItems
+
+    Benchmark("URLComponents-GetEncodedQueryItems") { benchmark in
+        for _ in benchmark.scaledIterations {
+            blackHole(queryComp.percentEncodedQueryItems)
+        }
+    }
+
+    Benchmark("URLComponents-GetDecodedQueryItems") { benchmark in
+        for _ in benchmark.scaledIterations {
+            blackHole(queryComp.queryItems)
+        }
+    }
+
+}

Benchmarks/Package.swift

@@ -155,6 +155,15 @@ let package = Package(
                 .plugin(name: "BenchmarkPlugin", package: "package-benchmark")
             ]
         ),
+        .executableTarget(
+            name: "URLBenchmarks",
+            dependencies: targetDependency,
+            path: "Benchmarks/URL",
+            swiftSettings: swiftSettings,
+            plugins: [
+                .plugin(name: "BenchmarkPlugin", package: "package-benchmark")
+            ]
+        ),
     ]
 )