Add HasNoEther

test/helpers/expectThrow.js

@@ -0,0 +1,12 @@
+export default async promise => {
+  try {
+    await promise;
+  } catch (error) {
+    // TODO: Check jump destination to destinguish between a throw
+    //       and an actual invalid jump.
+    const invalidJump = error.message.search('invalid JUMP') >= 0;
+    assert(invalidJump, "Expected throw, got '" + error + "' instead");
+    return;
+  }
+  assert.fail('Expected throw not received');
+};