Remove superseded contributor material

tests/network_chat_protocol_validation.gd

@@ -0,0 +1,55 @@
+extends SceneTree
+
+const EDGE_PADDING: String = " \t\n ​⠀"
+
+
+func _initialize() -> void:
+	call_deferred("_validate_protocol")
+
+
+func _validate_protocol() -> void:
+	_validate_type_and_empty_handling()
+	_validate_message_cleanup()
+	_validate_protocol_limits()
+	print("Network chat protocol validation: PASS")
+	quit()
+
+
+func _validate_type_and_empty_handling() -> void:
+	assert(NetworkChatProtocol.sanitize_body(null) == "")
+	assert(NetworkChatProtocol.sanitize_body(42) == "")
+	assert(NetworkChatProtocol.sanitize_body(EDGE_PADDING) == "")
+	assert(NetworkChatProtocol.sanitize_body("\u0001") == "")
+
+
+func _validate_message_cleanup() -> void:
+	assert(NetworkChatProtocol.sanitize_body("  hello  ") == "hello")
+	assert(NetworkChatProtocol.sanitize_body("a\tb\nc") == "a b c")
+	assert(NetworkChatProtocol.sanitize_body("word word") == "word word")
+	assert(NetworkChatProtocol.sanitize_body(" !!! ") == "!!!")
+	assert(
+		NetworkChatProtocol.sanitize_body(
+			EDGE_PADDING + "visible" + EDGE_PADDING
+		) == "visible"
+	)
+
+
+func _validate_protocol_limits() -> void:
+	var maximum_body: String = "a".repeat(
+		NetworkChatProtocol.MAX_VISIBLE_CHARACTERS
+	)
+	assert(NetworkChatProtocol.sanitize_body(maximum_body) == maximum_body)
+	assert(
+		NetworkChatProtocol.sanitize_body(maximum_body + "a") == ""
+	)
+	var maximum_utf8_body: String = "🐟".repeat(
+		NetworkChatProtocol.MAX_VISIBLE_CHARACTERS
+	)
+	assert(
+		maximum_utf8_body.to_utf8_buffer().size()
+		== NetworkChatProtocol.MAX_UTF8_BYTES
+	)
+	assert(
+		NetworkChatProtocol.sanitize_body(maximum_utf8_body)
+		== maximum_utf8_body
+	)