Module: HigherExpectations::InstanceMethods

Included in:
Fixnum
Defined in:
lib/instance_methods.rb

Defined Under Namespace

Classes: HigherExpectationException

Instance Method Summary collapse

Instance Method Details

#must_be(*values) ⇒ Object Also known as: and_must_be

argument must be the given value



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# File 'lib/instance_methods.rb', line 28

def must_be(*values)
  values.each {|value| raise_ae(" must equal #{value}") unless self == value; } 
  self   # allow for method concatonation "foo.must_be(String).and_must_not_be_nil

end

#must_be_a(*klasses) ⇒ Object Also known as: must_be_an

value(s) must be a specific class or in given set of classes



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# File 'lib/instance_methods.rb', line 42

def must_be_a(*klasses)
  klasses.each do |klass|
    raise_ae(" should be #{klass.to_s}") unless self.kind_of?(klass)
  end
  self
end

#must_be_in_range(range) ⇒ Object Also known as: and_must_be_in_range

value(s) must be in a specific numeric range

Raises:



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# File 'lib/instance_methods.rb', line 64

def must_be_in_range(range)
  raise HigherExpectationException.new("Must pass in two values ('foo.must_be_in_range(0,5)')") unless range.kind_of?(Range) || range.kind_of?(Array)
  raise_ae("'s value to be in the range of #{range.first} to #{range.last} (it was #{self.to_s})") unless self >= range.first && self <= range.last
  self
end

#must_be_nil ⇒ Object Also known as: and_must_be_nil

value must be nil, or must not be nil respectively



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# File 'lib/instance_methods.rb', line 17

def must_be_nil; raise_ae(" to be nil") unless self == nil; end

#must_match(pattern) ⇒ Object Also known as: and_must_match 



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# File 'lib/instance_methods.rb', line 79

def must_match(pattern)
  raise_ae(" to match pattern #{pattern.to_s}") unless self =~ pattern
  self
end

#must_not_be(*values) ⇒ Object Also known as: and_must_not_be

argument must NOT be the given value



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# File 'lib/instance_methods.rb', line 35

def must_not_be(*values)
  values.each {|value| raise_ae(" must NOT equal #{value}") unless self != value; } 
  self
end

#must_not_be_a(*klasses) ⇒ Object Also known as: must_not_be_an, and_must_not_be_a, and_must_not_be_an

value(s) must not be in a specific class or set of klasses



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# File 'lib/instance_methods.rb', line 53

def must_not_be_a(*klasses)
  klasses.each do |klass|
    raise_ae(" should NOT be #{klass.to_s}") if self.kind_of?(klass)
  end
  self
end

#must_not_be_in_range(range) ⇒ Object Also known as: and_must_not_be_in_range

value(s) must be in a specific numeric range

Raises:



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# File 'lib/instance_methods.rb', line 72

def must_not_be_in_range(range)
  raise HigherExpectationException.new("Must pass in two values ('foo.must_be_in_range(0,5)')") unless range.kind_of?(Range) || range.kind_of?(Array)
  raise_ae("'s value NOT to be in the range of #{range.first} to #{range.last} (it was #{self.to_s})") if self >= range.first && self <= range.last
  self
end

#must_not_be_nil ⇒ Object Also known as: and_must_not_be_nil 



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# File 'lib/instance_methods.rb', line 19

def must_not_be_nil; raise_ae(" to be nil") unless self != nil; end

#must_not_match(pattern) ⇒ Object Also known as: and_must_not_match 



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# File 'lib/instance_methods.rb', line 85

def must_not_match(pattern)
  raise_ae(" to match pattern #{pattern.to_s}") if self =~ pattern
  self
end

#must_not_respond_to(*meths) ⇒ Object Also known as: and_must_not_respond_to 



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# File 'lib/instance_methods.rb', line 99

def must_not_respond_to(*meths)
  meths.each do |meth|
    raise_ae(" to respond to #{meth}") if self.respond_to?(meth.to_s)
  end
  self
end

#must_respond_to(*meths) ⇒ Object Also known as: and_must_respond_to 



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# File 'lib/instance_methods.rb', line 91

def must_respond_to(*meths)
  meths.each do |meth|
    raise_ae(" to respond to #{meth}") unless self.respond_to?(meth.to_s)
  end
  self
end

#raise_ae(message) ⇒ Object

raise ArgumentError exception

Raises:

  • (ArgumentError) 


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# File 'lib/instance_methods.rb', line 23

def raise_ae(message)
  raise ArgumentError.new("Method expects this argument" + message.to_s)
end