// Simple Kilo Editor Test - Step by step validation // Test basic Box operations before full editor local s1 local s2 local s3 local result print("=== StringBox Methods Test ===") // Test basic StringBox operations s1 = "" // Create empty string instead of new StringBox() print("Created empty StringBox") s2 = "Hello" print("String length test:") result = s2.length() print(result) print("String substring test:") result = s2.substring(1, 4) print(result) print("String concat test:") s3 = " World" result = s2.concat(s3) print(result) print("=== ArrayBox Methods Test ===") local arr local item local len arr = new ArrayBox() print("Created empty ArrayBox") len = arr.length() print("Array length:") print(len) print("=== Basic Editor Component Test ===") // Test a simple editor component without full complexity box SimpleEditor { init { text, cursor } init_empty() { me.text = "" me.cursor = 0 } append_char(ch) { me.text = me.text.concat(ch) me.cursor = me.cursor + 1 } get_text() { return me.text } get_cursor() { return me.cursor } } local editor editor = new SimpleEditor() editor.init_empty() print("Testing simple editor:") editor.append_char("H") editor.append_char("i") print("Editor text:") print(editor.get_text()) print("Editor cursor:") print(editor.get_cursor())