CML can't round trip exact mass at the moment.

Signed-off-by: Egon Willighagen <egonw@users.sourceforge.net>
More readers that didn't correctly test of accepting IChemFile.

Signed-off-by: Egon Willighagen <egonw@users.sourceforge.net>
Correct resource path.

Signed-off-by: Egon Willighagen <egonw@users.sourceforge.net>
Access correct bond index.

Signed-off-by: Egon Willighagen <egonw@users.sourceforge.net>
Iterable list is immutable we need to wrap it in another instance.

Signed-off-by: Egon Willighagen <egonw@users.sourceforge.net>
Invoking correct method in test assertion.

Signed-off-by: Egon Willighagen <egonw@users.sourceforge.net>