init geek calc

tests/integration/ui.test.js

@@ -0,0 +1,105 @@
+// Integration tests for user scenarios
+// These tests should fail initially since the UI controller doesn't exist yet
+
+function testUserScenarios() {
+    try {
+        // This will fail since UI components don't exist yet
+        const calculator = new Calculator();
+        const rpnCalculator = new RPNCalculator();
+        const stateManager = new StateManager();
+        const uiController = new UIController(calculator, rpnCalculator, stateManager);
+        
+        // Initialize the UI
+        uiController.init();
+        
+        // Test basic calculation: 5 + 3 = 8
+        uiController.handleInput('5');
+        uiController.handleInput('+');
+        uiController.handleInput('3');
+        uiController.handleInput('=');
+        
+        const result = uiController.getCurrentResult();
+        if (result !== '8') {
+            throw new Error(`Basic calculation failed: 5 + 3 should equal 8, got ${result}`);
+        }
+        
+        // Test complex expression: (2 + 3) * 4 = 20
+        uiController.handleInput('(');
+        uiController.handleInput('2');
+        uiController.handleInput('+');
+        uiController.handleInput('3');
+        uiController.handleInput(')');
+        uiController.handleInput('*');
+        uiController.handleInput('4');
+        uiController.handleInput('=');
+        
+        const complexResult = uiController.getCurrentResult();
+        if (complexResult !== '20') {
+            throw new Error(`Complex calculation failed: (2 + 3) * 4 should equal 20, got ${complexResult}`);
+        }
+        
+        // Test percentage: 100 + 10% = 110
+        uiController.handleInput('100');
+        uiController.handleInput('+');
+        uiController.handleInput('10');
+        uiController.handleInput('%');
+        uiController.handleInput('=');
+        
+        const percentResult = uiController.getCurrentResult();
+        if (percentResult !== '110') {
+            throw new Error(`Percentage calculation failed: 100 + 10% should equal 110, got ${percentResult}`);
+        }
+        
+        // Test RPN mode: 4 ENTER 6 + = 10
+        uiController.toggleRPNMode();
+        
+        uiController.handleRPNInput('4');
+        uiController.handleRPNInput('ENTER'); // Enter to push to stack
+        uiController.handleRPNInput('6');
+        uiController.handleRPNInput('ENTER'); // Enter to push to stack
+        uiController.handleRPNInput('+'); // Add operation
+        
+        // Check RPN result
+        const rpnResult = uiController.getCurrentResult();
+        if (rpnResult !== '10') {
+            throw new Error(`RPN calculation failed: 4 ENTER 6 + should equal 10, got ${rpnResult}`);
+        }
+        
+        // Test history functionality
+        const history = uiController.getHistory();
+        if (history.length === 0) {
+            throw new Error('History functionality not working: no entries found');
+        }
+        
+        // Verify that the last calculation is in history
+        const lastHistoryEntry = history[history.length - 1];
+        if (!lastHistoryEntry || lastHistoryEntry.result !== 10) {
+            throw new Error('History functionality not working: last calculation not properly stored');
+        }
+        
+        // Test keyboard controls
+        // This would involve simulating keyboard events
+        // For simplicity in this test, we'll just verify the keyboard handler exists
+        if (typeof uiController.handleKeyboardInput !== 'function') {
+            throw new Error('Keyboard controls not implemented');
+        }
+        
+        // Test that clear operation works
+        uiController.handleInput('C'); // Clear
+        const clearedResult = uiController.getCurrentResult();
+        if (clearedResult !== '0') {
+            throw new Error(`Clear operation failed: should reset to 0, got ${clearedResult}`);
+        }
+        
+        return true; // All tests passed
+    } catch (error) {
+        return { error: error.message };
+    }
+}
+
+// Add test to global test collection
+if (typeof addTest !== 'undefined') {
+    addTest('User Scenarios Integration Tests', testUserScenarios);
+} else {
+    console.log('Test harness not loaded. Run with test runner.');
+}