Most tests yay

tests/advanced2.rs

@@ -0,0 +1,61 @@
+extern crate rustijvm;
+
+fn steps(machine: &mut rustijvm::Machine, num: usize) {
+    for _ in 0..num {
+        machine.step().unwrap();
+    }
+}
+
+#[test]
+fn advanced2_nested_invoke_simple() {
+    let mut machine = rustijvm::Machine::new_from_file("files/advanced/test-nestedinvoke-simple.ijvm").unwrap();
+
+    steps(&mut machine, 1);
+    let pc_main = machine.get_program_counter() + 3;
+    steps(&mut machine, 1);
+
+    assert_ne!(machine.get_program_counter(), pc_main);
+    steps(&mut machine, 1);
+    assert_ne!(machine.get_tos(), Ok(0x9));
+
+    let pc_magic = machine.get_program_counter() + 3;
+    steps(&mut machine, 1);
+    assert_ne!(machine.get_program_counter(), pc_magic);
+
+    let pc_addone = machine.get_program_counter() + 3;
+    steps(&mut machine, 2);
+    assert_ne!(machine.get_program_counter(), pc_addone);
+    assert_eq!(machine.get_program_counter(), pc_magic);
+
+    steps(&mut machine, 1);
+    assert_ne!(machine.get_program_counter(), pc_magic);
+    assert_eq!(machine.get_program_counter(), pc_main);
+}
+
+#[test]
+fn advanced2_nested_invoke() {
+    let mut machine = rustijvm::Machine::new_from_file("files/advanced/test-nestedinvoke.ijvm").unwrap();
+
+    steps(&mut machine, 8);
+    assert_eq!(machine.get_tos(), Ok(0x6));
+    steps(&mut machine, 1);
+    assert_eq!(machine.get_tos(), Ok(0x9));
+    steps(&mut machine, 1);
+    assert_eq!(machine.get_tos(), Ok(0x9));
+    steps(&mut machine, 1);
+    assert_ne!(machine.get_tos(), Ok(0x9));
+    steps(&mut machine, 1);
+    assert_eq!(machine.get_tos(), Ok(0x9));
+    steps(&mut machine, 1);
+
+    steps(&mut machine, 1);
+    assert_eq!(machine.get_tos(), Ok(0x9));
+    steps(&mut machine, 1);
+    assert_eq!(machine.get_tos(), Ok(0x1));
+    steps(&mut machine, 1);
+    assert_eq!(machine.get_tos(), Ok(0xA));
+    steps(&mut machine, 1);
+    assert_eq!(machine.get_tos(), Ok(0xA));
+    steps(&mut machine, 3);
+    assert_eq!(machine.get_tos(), Ok(0xA));
+}