Add loro to benchmarks (#196)

Author: jessegrosjean

CollectionBenchmarks/Library.json

@@ -8,27 +8,31 @@
       "title": "Text - append",
       "tasks": [
         "Text - append",
+        "Text - append (Loro)",
       ]
     },
     {
       "kind": "chart",
       "title": "Text - append and read",
       "tasks": [
         "Text - append and read",
+        "Text - append and read (Loro)",
       ]
     },
     {
       "kind": "chart",
       "title": "List - Integer append",
       "tasks": [
         "List - Integer append",
+        "List - Integer append (Loro)",
       ]
     },
     {
       "kind": "chart",
       "title": "Map - Integer append",
       "tasks": [
         "Map - Integer append",
+        "Map - Integer append (Loro)",
       ]
     },
   ]

CollectionBenchmarks/Package.swift

@@ -4,9 +4,10 @@ import PackageDescription
 
 let package = Package(
     name: "AutomergeCollectionBenchmarks",
-    platforms: [.macOS(.v10_15)],
+    platforms: [.macOS(.v12)],
     dependencies: [
         .package(url: "https://github.com/apple/swift-collections-benchmark", from: "0.0.1"),
+        .package(url: "https://github.com/loro-dev/loro-swift.git", from: "0.16.2-alpha.3"),
         .package(path: "../"),
     ],
     targets: [
@@ -16,6 +17,7 @@ let package = Package(
             name: "CollectionBenchmarks",
             dependencies: [
                 .product(name: "Automerge", package: "automerge-swift"),
+                .product(name: "Loro", package: "loro-swift"),
                 .product(
                     name: "CollectionsBenchmark",
                     package: "swift-collections-benchmark"

CollectionBenchmarks/Sources/CollectionBenchmarks/main.swift

@@ -1,6 +1,7 @@
-import Automerge
 import CollectionsBenchmark
 import Foundation
+import Automerge
+import Loro
 
 // NOTE(heckj): collections-benchmark implementations can be a bit hard to understand
 // from the opaque inputs and structure of the code.
@@ -76,6 +77,23 @@ benchmark.addSimple(
     blackHole(doc)
 }
 
+benchmark.addSimple(
+    title: "Text - append (Loro)",
+    input: [String].self
+) { input in
+    let doc = LoroDoc()
+    let text = doc.getText(id: "text")
+
+    var stringLength = text.lenUnicode()
+    for strChar in input {
+        _ = try! text.splice(pos: stringLength, len: 0, s: strChar)
+        stringLength = text.lenUnicode()
+    }
+    // precondition(stringLength == input.count) // NOT VALID - difference in UTF-8 codepoints and how strings represent
+    // lengths
+    blackHole(doc)
+}
+
 benchmark.addSimple(
     title: "Text - append and read",
     input: [String].self
@@ -94,6 +112,25 @@ benchmark.addSimple(
     blackHole(resultingString)
 }
 
+benchmark.addSimple(
+    title: "Text - append and read (Loro)",
+    input: [String].self
+) { input in
+    let doc = LoroDoc()
+    let text = doc.getText(id: "text")
+
+    var stringLength = text.lenUnicode()
+    for strChar in input {
+        _ = try! text.splice(pos: stringLength, len: 0, s: strChar)
+        stringLength = text.lenUnicode()
+    }
+    
+    let resultingString = text.toString()
+    // precondition(stringLength == input.count) // NOT VALID - difference in UTF-8 codepoints and how strings represent
+    // lengths
+    blackHole(resultingString)
+}
+
 benchmark.addSimple(
     title: "List - Integer append",
     input: [Int].self
@@ -110,6 +147,22 @@ benchmark.addSimple(
     blackHole(doc)
 }
 
+benchmark.addSimple(
+    title: "List - Integer append (Loro)",
+    input: [Int].self
+) { integerInput in
+    let doc = LoroDoc()
+    let numList = doc.getList(id: "list")
+
+    for intValue in integerInput {
+        let listLength = numList.len()
+        try! numList.insert(pos: listLength, v: intValue)
+    }
+    // precondition(stringLength == input.count) // NOT VALID - difference in UTF-8 codepoints and how strings represent
+    // lengths
+    blackHole(doc)
+}
+
 benchmark.addSimple(
     title: "Map - Integer append",
     input: [Int].self
@@ -125,5 +178,20 @@ benchmark.addSimple(
     blackHole(doc)
 }
 
+benchmark.addSimple(
+    title: "Map - Integer append (Loro)",
+    input: [Int].self
+) { integerInput in
+    let doc = LoroDoc()
+    let numberMap = doc.getMap(id: "map")
+
+    for intValue in integerInput {
+        try! numberMap.insert(key: String(intValue), v: intValue)
+    }
+    // precondition(stringLength == input.count) // NOT VALID - difference in UTF-8 codepoints and how strings represent
+    // lengths
+    blackHole(doc)
+}
+
 // Execute the benchmark tool with the above definitions.
 benchmark.main()