Augmented node template docs (#6721)

substrate/bin/node-template/pallets/template/src/tests.rs

@@ -1,15 +1,12 @@
-// Tests to be written here
-
 use crate::{Error, mock::*};
 use frame_support::{assert_ok, assert_noop};
 
 #[test]
 fn it_works_for_default_value() {
 	new_test_ext().execute_with(|| {
-		// Just a dummy test for the dummy function `do_something`
-		// calling the `do_something` function with a value 42
+		// Dispatch a signed extrinsic.
 		assert_ok!(TemplateModule::do_something(Origin::signed(1), 42));
-		// asserting that the stored value is equal to what we stored
+		// Read pallet storage and assert an expected result.
 		assert_eq!(TemplateModule::something(), Some(42));
 	});
 }
@@ -17,7 +14,7 @@ fn it_works_for_default_value() {
 #[test]
 fn correct_error_for_none_value() {
 	new_test_ext().execute_with(|| {
-		// Ensure the correct error is thrown on None value
+		// Ensure the expected error is thrown when no value is present.
 		assert_noop!(
 			TemplateModule::cause_error(Origin::signed(1)),
 			Error::<Test>::NoneValue