[MOBILE-12406] Release 0.7.2, filtering empty events (#166)

Author: bnickel

CHANGELOG.md

@@ -13,6 +13,13 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [0.7.2]
+
+### Fixed
+
+- Zero length events (`Heap.shared.track("")`) are no longer uploaded to the server, where they were
+  being rejected.
+
 ## [0.7.1]
 
 ### Added
@@ -198,7 +205,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Support for manual capture within WKWebView.
 - Support for platforms targeting Swift: macOS, watchOS, iOS, iPadOS, tvOS.
 
-[Unreleased]: https://github.com/heap/heap-swift-core-sdk/compare/0.7.1...main
+[Unreleased]: https://github.com/heap/heap-swift-core-sdk/compare/0.7.2...main
+[0.7.2]: https://github.com/heap/heap-swift-core-sdk/compare/0.7.1...0.7.2
 [0.7.1]: https://github.com/heap/heap-swift-core-sdk/compare/0.7.0...0.7.1
 [0.7.0]: https://github.com/heap/heap-swift-core-sdk/compare/0.6.1...0.7.0
 [0.6.1]: https://github.com/heap/heap-swift-core-sdk/compare/0.6.0...0.6.1

Development/Sources/HeapSwiftCore/Implementations/EventConsumer/EventConsumer.swift

@@ -186,8 +186,13 @@ extension EventConsumer {
 
     func track(_ event: String, properties: [String: HeapPropertyValue] = [:], timestamp: Date = Date(), sourceInfo: SourceInfo? = nil, pageview: Pageview? = nil) {
 
+        if event.utf16.count == 0 {
+            HeapLogger.shared.warn("Event without a name will not be logged.")
+            return
+        }
+        
         if event.utf16.count > 512 {
-            HeapLogger.shared.warn("Event \(event) was not logged because its name exceeds 512 UTF-16 code units")
+            HeapLogger.shared.warn("Event \(event) was not logged because its name exceeds 512 UTF-16 code units.")
             return
         }
 

Development/Sources/HeapSwiftCore/Version.swift

@@ -8,7 +8,7 @@ struct Version {
     static let minor = 7
 
     /// Revision number.
-    static let revision = 1
+    static let revision = 2
 
     /// Optional pre-release version
     static let prerelease: String? = nil

Development/Tests/HeapSwiftCoreTests/EventConsumer/TrackSpec.swift

@@ -201,12 +201,18 @@ final class EventConsumer_TrackSpec: HeapSpec {
                     try dataStore.assertExactPendingMessagesCountInOnlySession(for: user, count: 4)
                 }
 
-                it("does not send event where the event name is above the maximum length") {
+                it("does not send an event where the event name is above the maximum length") {
                     let name = String(repeating: "あ", count: 513)
                     consumer.track(name)
                     let user = try dataStore.assertOnlyOneUserToUpload()
                     expect(user.sessionIds).to(beEmpty(), description: "The event should have been suppressed, so the first session should not have started.")
                 }
+                
+                it("does not send an event where the event name is empty") {
+                    consumer.track("")
+                    let user = try dataStore.assertOnlyOneUserToUpload()
+                    expect(user.sessionIds).to(beEmpty(), description: "The event should have been suppressed, so the first session should not have started.")
+                }
 
                 it("records events sequentially on the main thread") {
 

HeapSwiftCore.podspec

@@ -1,6 +1,6 @@
 Pod::Spec.new do |s|
   s.name = 'HeapSwiftCore'
-  s.version = '0.7.1'
+  s.version = '0.7.2'
   s.license = { :type => 'MIT' }
   s.summary = 'The core Heap library used for apps on Apple platforms.'
   s.homepage = 'https://heap.io'