simplify history recording task
[gitmo/moose-presentations.git] / moose-class / exercises / t / 06-advanced-attributes.t
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66b226e5 1# Your tasks ...
2#
3# First, we want to make the account associated with a Person a proper
4# class. Call it BankAccount.
5#
6# This class should have two attributes, "balance", an Int that
7# defaults to 100, and "owner", a Person object.
8#
9# The owner attribute should be a weak reference to prevent cycles.
10#
11# Copy the deposit and withdraw methods from the HasAccount role.
12#
13# Finally, add a read-only history attribute. This will be an ArrayRef
14# of Int's. This should default to an empty array reference.
15#
648519ab 16# Use a trigger to record the _old value_ of the balance each time it
17# changes.
66b226e5 18#
19# Use a BUILD method in BankAccount to record the original balance in
20# the history.
21#
22# We will now delete the HasAccount role entirely. Instead, add an
23# "account" attribute to Person directly.
24#
25# This new account attribute should default to a new BankAccount
26# object. Use delegation so that we can call Person->deposit and
27# Person->withdraw and have it call those methods on the person's
28# BankAccount object.
29#
30# Add a BUILD method to the Person class to set the owner of the
31# Person's bank account to $self.
32
33use strict;
34use warnings;
35
36use lib 't/lib';
37
38use MooseClass::Tests;
39
40use Person;
41use Employee;
1338bcf1 42use BankAccount;
66b226e5 43
44MooseClass::Tests::tests06();