Updated unit tests (#114)

Tests/MarkersExtractorTests/StartMarkerTests.swift

@@ -0,0 +1,76 @@
+//
+//  StartMarkerTests.swift
+//  MarkersExtractor • https://github.com/TheAcharya/MarkersExtractor
+//  Licensed under MIT License
+//
+
+import DAWFileKit
+import Testing
+import TestingExtensions
+import TimecodeKitCore
+@testable import MarkersExtractor
+
+@Suite struct StartMarkerTests {
+    /// Test if a marker at the exact start of a timeline is extracted correctly.
+    @Test func startMarker_extractMarkers() async throws {
+        let outputDir = FileManager.default
+            .temporaryDirectory
+            .appendingPathComponent(UUID().uuidString)
+
+        let settings = try MarkersExtractor.Settings(
+            fcpxml: FCPXMLFile(fileContents: fcpxmlTestData),
+            outputDir: outputDir
+        )
+
+        let extractor = MarkersExtractor(settings: settings)
+
+        // verify marker contents
+
+        let markers = try await extractor.extractMarkers().markers
+
+        #expect(markers.count == 2)
+
+        let fr: TimecodeFrameRate = .fps24
+
+        let marker0 = try #require(markers[safe: 0])
+        #expect(marker0.name == "Marker 1")
+        #expect(marker0.position == tc("01:00:00:00", at: fr))
+
+        let marker1 = try #require(markers[safe: 1])
+        #expect(marker1.name == "Marker 2")
+        #expect(marker1.position == tc("01:00:01:00", at: fr))
+    }
+}
+
+private let fcpxmlTestData = fcpxmlTestString.data(using: .utf8)!
+private let fcpxmlTestString = """
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE fcpxml>
+
+<fcpxml version="1.13">
+    <resources>
+        <format id="r1" name="FFVideoFormat1080p24" frameDuration="100/2400s" width="1920" height="1080" colorSpace="1-1-1 (Rec. 709)"/>
+        <effect id="r2" name="Basic Title" uid=".../Titles.localized/Bumper:Opener.localized/Basic Title.localized/Basic Title.moti"/>
+    </resources>
+    <library location="file:///Users/user/Movies/FCPXMLTest.fcpbundle/">
+        <event name="Test Event" uid="BB995477-20D4-45DF-9204-1B1AA44BE054">
+            <project name="Test Project" uid="3126B3B1-6552-432D-BA09-FD2BD6527B16" modDate="2025-02-10 23:19:30 -0800">
+                <sequence format="r1" duration="96400/9600s" tcStart="3600s" tcFormat="NDF" audioLayout="stereo" audioRate="48k">
+                    <spine>
+                        <title ref="r2" offset="3600s" name="Basic Title" start="3600s" duration="24100/2400s">
+                            <text>
+                                <text-style ref="ts1">Title</text-style>
+                            </text>
+                            <text-style-def id="ts1">
+                                <text-style font="Helvetica" fontSize="63" fontFace="Regular" fontColor="1 1 1 1" alignment="center"/>
+                            </text-style-def>
+                            <marker start="3600s" duration="100/2400s" value="Marker 1"/>
+                            <marker start="3601s" duration="100/2400s" value="Marker 2"/>
+                        </title>
+                    </spine>
+                </sequence>
+            </project>
+        </event>
+    </library>
+</fcpxml>
+"""