Fix unit tests

Author: Nao-ris

tests/document_tests.rs

@@ -16,7 +16,6 @@ fn document_new() {
     assert_ne!(document.id(), "");
     assert_eq!(document.revision_id(), None);
     assert_eq!(document.sequence(), 0);
-    assert!(document.properties());
     assert_eq!(document.properties().count(), 0);
 }
 
@@ -29,7 +28,6 @@ fn document_new_with_id() {
     assert_eq!(document.id(), "foo");
     assert_eq!(document.revision_id(), None);
     assert_eq!(document.sequence(), 0);
-    assert!(document.properties());
     assert_eq!(document.properties().count(), 0);
 }
 

tests/fleece_tests.rs

@@ -72,7 +72,6 @@ fn basic_values() {
     assert_eq!(dict.get("s").as_string(), Some("Foo"));
 
     let a = dict.get("a").as_array();
-    assert!(a);
     assert_eq!(a, a);
     assert_eq!(a.count(), 2);
     assert_eq!(a.get(0).as_i64(), Some(1));