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1 files changed, 46 insertions, 0 deletions

diff --git a/addons/gdUnit4/src/core/discovery/GdUnitGUID.gd b/addons/gdUnit4/src/core/discovery/GdUnitGUID.gd
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+## A class representing a globally unique identifier for GdUnit test elements.
+## Uses random values to generate unique identifiers that can be used
+## to track and reference test cases and suites across the test framework.
+class_name GdUnitGUID
+extends RefCounted
+
+
+## The internal string representation of the GUID.
+## Generated using Godot's ResourceUID system when no existing GUID is provided.
+var _guid: String
+
+
+## Creates a new GUID instance.
+## If no GUID is provided, generates a new one using Godot's ResourceUID system.
+func _init(from_guid: String = "") -> void:
+	if from_guid.is_empty():
+		_guid = _generate_guid()
+	else:
+		_guid = from_guid
+
+
+## Compares this GUID with another for equality.
+## Returns true if both GUIDs represent the same unique identifier.
+func equals(other: GdUnitGUID) -> bool:
+	return other._guid == _guid
+
+
+## Generates a custom GUID using random bytes.[br]
+## The format uses 16 random bytes encoded to hex and formatted with hyphens.
+static func _generate_guid() -> String:
+	# Pre-allocate array with exact size needed
+	var bytes := PackedByteArray()
+	bytes.resize(16)
+
+	# Fill with random bytes
+	for i in range(16):
+		bytes[i] = randi() % 256
+
+	bytes[6] = (bytes[6] & 0x0f) | 0x40
+	bytes[8] = (bytes[8] & 0x3f) | 0x80
+
+	return bytes.hex_encode().insert(8, "-").insert(16, "-").insert(24, "-")
+
+
+func _to_string() -> String:
+	return _guid