Add syntax tests for bytesM

1 files changed, 11 insertions, 0 deletions

diff --git a/test/libsolidity/syntaxTests/empty_string_var.sol b/test/libsolidity/syntaxTests/empty_string_var.sol
new file mode 100644
index 00000000..e9837590
--- /dev/null
+++ b/test/libsolidity/syntaxTests/empty_string_var.sol
@@ -0,0 +1,11 @@
+contract C {
+  function f() {
+    var a = "";
+    bytes1 b = bytes1(a);
+    bytes memory c = bytes(a);
+    string memory d = string(a);
+  }
+}
+// ----
+// Warning: (34-39): Use of the "var" keyword is deprecated.
+// TypeError: (61-70): Explicit type conversion not allowed from "string memory" to "bytes1".