Add integration tests for functions taking array parameters

Author: EdmundGoodman

integration-tests/tests/integration_test.rs

@@ -5001,6 +5001,43 @@ fn test_take_array_in_struct() {
     run_test("", hdr, rs, &["take_array"], &["data"]);
 }
 
+#[test]
+fn test_take_struct_built_array_in_function() {
+    let hdr = indoc! {"
+    #include <cstdint>
+    struct data {
+        char a[4];
+    };
+    uint32_t take_array(char a[4]) {
+        return a[0] + a[2];
+    }
+    "};
+    let rs = quote! {
+        let mut c = ffi::data { a: [ 10, 20, 30, 40 ] };
+        unsafe {
+            assert_eq!(ffi::take_array(c.a.as_mut_ptr()), 40);
+        }
+    };
+    run_test("", hdr, rs, &["take_array"], &["data"]);
+}
+
+#[test]
+fn test_take_array_in_function() {
+    let hdr = indoc! {"
+    #include <cstdint>
+    uint32_t take_array(char a[4]) {
+        return a[0] + a[2];
+    }
+    "};
+    let rs = quote! {
+        let mut a: [i8; 4] = [ 10, 20, 30, 40 ];
+        unsafe {
+            assert_eq!(ffi::take_array(a.as_mut_ptr()), 40);
+        }
+    };
+    run_test("", hdr, rs, &["take_array"], &[]);
+}
+
 #[test]
 fn test_union_ignored() {
     let hdr = indoc! {"