Homework 3

javali_tests/HW3_nop90/FieldTests/ErrorAccessField.javali

@@ -0,0 +1,21 @@
+// Test 'NO SUCH FIELD'
+
+class Main {
+	void main() {
+		C1 c1;
+		C2 c2;
+		c1 = new C1();
+		c2 = new C2();
+		c1.a = 5;
+		c2.b = 6;
+	}
+}
+
+class C1{
+	int a;
+}
+	
+class C2 extends C1 {}
+
+class C3 extends C2 {}
+

javali_tests/HW3_nop90/FieldTests/ErrorFieldFromArray.javali

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+// Access a field from an array (error, not a class type). Not even the length field exists
+
+class Main {
+	void main() {
+		int[] c;
+		c = new int[10];
+		write(c.length);
+	}
+}

javali_tests/HW3_nop90/FieldTests/ErrorFieldFromInt.javali

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+// Error: access a field from a non-class type (primitive type int)
+
+class Main {
+	void main() {
+		int a;
+		write(a.end);
+	}
+}

javali_tests/HW3_nop90/FieldTests/OkInheritedFieldAccess.javali

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+// access a field from a class and a superclass (also includes hidden fields)
+
+class Main {
+	void main() {
+		C1 c1;
+		C2 c2;
+		C4 c4;
+		c1 = new C1();
+		c2 = new C2();
+		c4 = new C4();
+		c1.a = 5;
+		c2.a = 6;
+		c4.a = false;
+	}
+}
+
+class C1{
+	int a;
+}
+	
+class C2 extends C1 {}
+
+class C3 extends C2 {}
+	
+class C4 extends C3 {
+	boolean a;
+}