z80 stream parser -> Lezer grammar parser

test/parsers/testparserz80.js

@@ -0,0 +1,51 @@
+const assert = require('assert');
+const { EditorState } = require("@codemirror/state");
+const { syntaxTree } = require("@codemirror/language");
+const { asmZ80 } = require("../../gen/parser/lang-z80.js");
+
+describe('Z80 Parser', function () {
+
+    it('Should parse basic instructions', function () {
+        const code = `
+      ld a, 0
+      ld hl, $1234
+      ret
+    `;
+
+        // Create an editor state with the new parser
+        const state = EditorState.create({
+            doc: code,
+            extensions: [asmZ80()]
+        });
+
+        // Check if the tree is available (basic check that parser didn't crash)
+        assert.ok(syntaxTree(state), "Syntax tree should be generated");
+    });
+
+    it('Should handle labels', function () {
+        const code = `
+    start:
+      jp start
+    `;
+        const state = EditorState.create({
+            doc: code,
+            extensions: [asmZ80()]
+        });
+        assert.ok(syntaxTree(state), "Syntax tree should be generated");
+    });
+
+    it('Should handle 8080 instructions', function () {
+        const code = `
+      mvi a, 0
+      lxi h, $1234
+      mov a, b
+      inx h
+      jmp start
+    `;
+        const state = EditorState.create({
+            doc: code,
+            extensions: [asmZ80()]
+        });
+        assert.ok(syntaxTree(state), "Syntax tree should be generated");
+    });
+});