chore: Split the test suite into multiple files

With the rename of main.js it was a good time to also split
main.test.js into logical chunks.

Author: dmaccormack

src/errors.test.js

@@ -0,0 +1,53 @@
+/*
+  MIT License
+
+  Copyright (c) 2020 David MacCormack
+
+  Permission is hereby granted, free of charge, to any person obtaining a copy
+  of this software and associated documentation files (the "Software"), to deal
+  in the Software without restriction, including without limitation the rights
+  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+  copies of the Software, and to permit persons to whom the Software is
+  furnished to do so, subject to the following conditions:
+
+  The above copyright notice and this permission notice shall be included in all
+  copies or substantial portions of the Software.
+
+  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+  SOFTWARE.
+*/
+
+import JsonURL from "./JsonURL.js";
+
+//
+// Test Errors
+//
+const u = new JsonURL({
+  maxParseChars: 10,
+  maxParseValues: 5,
+  maxParseDepth: 3,
+});
+
+test.each(["(", ")", "{", "}", ",", ":", "(1", "(1,", "(a:", "{a:}"])(
+  "JsonURL.parse(%p)",
+  (text) => {
+    expect(() => {
+      u.parse(text);
+    }).toThrow(SyntaxError);
+  }
+);
+
+test.each(["((((1))))", "(1,2,3,4,5)"])("JsonURL.parse(%p)", (text) => {
+  expect(() => {
+    u.parse(text);
+  }).toThrow(Error);
+
+  expect(() => {
+    u.parse(text);
+  }).toThrow(/ exceeded(\s+at\s+position\s+\d+)?$/);
+});