Add tests for changes due to #885 (name/literal equality)

Author: catamorphism

test/tests/functions/string.json

@@ -44,6 +44,16 @@
           "type": "unresolved-variable"
         }
       ]
+    },
+    {
+      "description": "NFC: keys are normalized",
+      "src": ".local $x = {\u1E0A\u0323 :string} .match {$x} \u1E0A\u0323 {{Not normalized}} \u1E0C\u0307 {{Normalized}} * {{Wrong}}",
+      "expErrors": [{"type": "duplicate-variant"}]
+    },
+    {
+      "description": "NFC: keys are normalized",
+      "src": ".local $x = {\u1E0A\u0323 :string} .match {$x} \u1E0C\u0307 {{Right}} * {{Wrong}}",
+      "exp": "Right"
     }
   ]
 }

test/tests/syntax.json

@@ -697,6 +697,33 @@
     {
       "src": "{{trailing whitespace}} \n",
       "exp": "trailing whitespace"
+    },
+    {
+      "description": "NFC: literals are not normalized",
+      "src": "\u1E0A\u0323",
+      "exp": "\u1E0A\u0323"
+    },
+    {
+      "description": "NFC: variables are compared to each other as-if normalized; decl is non-normalized, use is",
+      "src": ".local $\u0044\u0323\u0307 = {foo} {{{$\u1E0c\u0307}}}",
+      "exp": "foo"
+    },
+    {
+      "description": "NFC: variables are compared to each other as-if normalized; decl is normalized, use isn't",
+      "src": ".local $\u1E0c\u0307 = {foo} {{{$\u0044\u0323\u0307}}}",
+      "exp": "foo"
+    },
+    {
+      "description": "NFC: variables are compared to each other as-if normalized; decl is normalized, use isn't",
+      "src": ".input {$\u1E0c\u0307} {{{$\u0044\u0323\u0307}}}",
+      "params": [{"name": "\u1E0c\u0307", "value": "foo"}],
+      "exp": "foo"
+    },
+    {
+      "description": "NFC: variables are compared to each other as-if normalized; decl is non-normalized, use is",
+      "src": ".input {$\u0044\u0323\u0307} {{{$\u1E0c\u0307}}}",
+      "params": [{"name": "\u0044\u0323\u0307", "value": "foo"}],
+      "exp": "foo"
     }
   ]
 }