cheat sheets.

Cheat Sheet Title: [ no_spaces_alphanumeric_only ]

Cheat Sheet:
### test def flunk(msg=nil) def pass(msg=nil) def skip(msg=nil, bt=caller) assert(test, msg=nil) assert_block(msg=nil) assert_empty(obj, msg=nil) assert_equal(exp, act, msg=nil) assert_in_delta(exp, act, delta=0.001, msg=nil) assert_in_epsilon(a, b, epsilon=0.001, msg=nil) assert_includes(collection, obj, msg=nil) assert_instance_of(klass, obj, msg=nil) assert_kind_of(klass, obj, msg=nil) assert_match(exp, act, msg=nil) assert_nil(obj, msg=nil) assert_operator(o1, op, o2, msg=nil) assert_raises(*exp) assert_respond_to(obj, meth, msg=nil) assert_same(exp, act, msg=nil) assert_send(send_ary, msg=nil) assert_throws(sym, msg=nil) refute(test, msg=nil) refute_empty(obj, msg=nil) refute_equal(exp, act, msg=nil) refute_in_delta(exp, act, delta=0.001, msg=nil) refute_in_epsilon(a, b, epsilon=0.001, msg=nil) refute_includes(collection, obj, msg=nil) refute_instance_of(klass, obj, msg=nil) refute_kind_of(klass, obj, msg=nil) refute_match(exp, act, msg=nil) refute_nil(obj, msg=nil) refute_operator(o1, op, o2, msg=nil) refute_respond_to(obj, meth, msg=nil) refute_same(exp, act, msg=nil) ### spec must_be_close_to must_be_empty must_be_instance_of must_be_kind_of must_be_nil must_be_same_as must_be_within_delta must_be_within_epsilon must_equal must_include must_match must_raise must_respond_to must_send must_throw wont_be_close_to wont_be_empty wont_be_instance_of wont_be_kind_of wont_be_nil wont_be_same_as wont_be_within_delta wont_be_within_epsilon wont_equal wont_include wont_match wont_raise wont_respond_to wont_send wont_throw ### mock expect(name, retval, args=[]) verify

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