Rewrite tests to actually test selection of a document and then execute commands instead of executing string functions.

Author: exceptionraiser

content.txt

@@ -0,0 +1,45 @@
+moz-transform
+-moz-transform
+foo Bar
+ foo    bar
+ääkkönen
+foo Bar
+some_class_name
+MozTransform
+Foo Bar
+  capitalize dash-CamelCase_underscore trim
+Abc
+Un éléphant à l'orée du bois
+HELLOworld
+This-is_snake case
+screaming-snake case
+my name is tristan
+this is a test
+The quick brown fox jumps over the lazy dog.
+Underscored-is-like  snake-case
+aabbccdd
+aabbccdd
+aabbccddaabbccdd
+aabbccdd
+a1 b2 c3 4d 5e 6f 12x y23 34z45
+a1 b2 c3 4d 5e
+6f 12x y23 34z45
+a-4 b-3 c-2 -1d 0e
+6f 12x y23 34z45
+a1 b2 c3 4d 5e 6f 12x y23 34z45
+a1 b2 c3 4d
+5e 6f 12x y23 34z45
+a-3 b-2 c-1 0d
+1e 6f 12x y23 34z45
+a1 b2 c3 4d 5e 6f 12x y23 34z45
+
+a1 b2 c3 4d 5e 6f 12x y23 34z45
+
+a1 b2 c3 4d 5e 6f 12x y23 34z45
+a14 b2 c3
+4d 5e 6f 7x y8 9z12
+\u0061\u0062\u0063\u4e2d\u6587\ud83d\udc96
+abc中文💖
+Hello, World!
+12345!@#$%
+Test123!

eslint.config.mjs

@@ -2,27 +2,27 @@ import typescriptEslint from "@typescript-eslint/eslint-plugin";
 import tsParser from "@typescript-eslint/parser";
 
 export default [{
-    files: ["**/*.ts"],
+  files: ["**/*.ts"],
 }, {
-    plugins: {
-        "@typescript-eslint": typescriptEslint,
-    },
+  plugins: {
+    "@typescript-eslint": typescriptEslint,
+  },
 
-    languageOptions: {
-        parser: tsParser,
-        ecmaVersion: 2022,
-        sourceType: "module",
-    },
+  languageOptions: {
+    parser: tsParser,
+    ecmaVersion: 2022,
+    sourceType: "module",
+  },
 
-    rules: {
-        "@typescript-eslint/naming-convention": ["warn", {
-            selector: "import",
-            format: ["camelCase", "PascalCase"],
-        }],
+  rules: {
+    "@typescript-eslint/naming-convention": ["warn", {
+      selector: "import",
+      format: ["camelCase", "PascalCase"],
+    }],
 
-        curly: "warn",
-        eqeqeq: "warn",
-        "no-throw-literal": "warn",
-        semi: "warn",
-    },
-}];
+    curly: "warn",
+    eqeqeq: "warn",
+    "no-throw-literal": "warn",
+    semi: "warn",
+  },
+}];