Update INO2CPP examples

tests/ino2cpp/basic/basic.ino

@@ -1,21 +1,38 @@
-struct MyItem {
+typedef struct Item item;
+struct Item {
    byte  foo[50];
    int   bar;
+   void (*noob)(item*);
 };
 
+// test callback
+class Foo {
+
+    public:
+    Foo(void (*function)()) {
+		#warning "Line number is 13"
+    }
+
+};
+
+Foo foo(&fooCallback);
+
+//
+
 void setup() {
-    struct MyItem item1;
+    struct Item item1;
     myFunction(&item1);
-
-
 }
 
-#warning "Line number is 13"
 
 void loop() {
 
 }
 
-void myFunction(struct MyItem *item) {
+void myFunction(struct Item *item) {
+
+}
+
+void fooCallback(){
 
 }

tests/ino2cpp/multifiles/foo.pde

@@ -1,5 +1,6 @@
+char buf[5];
+
 void setup() {
-    barFunc();
     fooFunc();
 }
 
@@ -8,5 +9,5 @@ void loop() {
 }
 
 char* fooFunc() {
-
+	return buf;
 }

tests/test_ino2cpp.py

@@ -40,5 +40,5 @@ def test_warning_line(clirunner, validate_cliresult):
     result = clirunner.invoke(cmd_ci,
                               [join(INOTEST_DIR, "basic"), "-b", "uno"])
     validate_cliresult(result)
-    assert ('basic.ino:13:2: warning: #warning "Line number is 13"' in
+    assert ('basic.ino:13:4: warning: #warning "Line number is 13"' in
             result.output)