Updated unit tests

Author: orchetect

Tests/OSCKitTests/TCP/SLIP Coding Tests.swift

@@ -123,21 +123,26 @@ import Testing
         }
     }
 
-    /// Test for error: encountering an escaped character without first receiving an ESC byte.
+    /// Encountering an escaped character without first receiving an ESC byte
+    /// should treat the byte as-is.
     @Test
     func dataSlipDecoded_MissingEscapeByte() throws {
-        #expect(throws: OSCTCPSLIPDecodingError.missingEscapeByte) {
+        #expect(
             try Data([END, 0x01, ESC_ESC, 0x02, END]).slipDecoded()
-        }
-        #expect(throws: OSCTCPSLIPDecodingError.missingEscapeByte) {
+            == [Data([0x01, ESC_ESC, 0x02])]
+        )
+        #expect(
             try Data([END, 0x01, ESC_END, 0x02, END]).slipDecoded()
-        }
-        #expect(throws: OSCTCPSLIPDecodingError.missingEscapeByte) {
+            == [Data([0x01, ESC_END, 0x02])]
+        )
+        #expect(
             try Data([END, ESC_ESC, END]).slipDecoded()
-        }
-        #expect(throws: OSCTCPSLIPDecodingError.missingEscapeByte) {
+            == [Data([ESC_ESC])]
+        )
+        #expect(
             try Data([END, ESC_END, END]).slipDecoded()
-        }
+            == [Data([ESC_END])]
+        )
     }
 
     /// Test for error: missing valid escaped character after receiving ESC byte.