Class: Riot::ExistsMacro

Inherits:

AssertionMacro

• Object
• AssertionMacro
• Riot::ExistsMacro

Defined in:

lib/riot/assertion_macros/exists.rb

Overview

Asserts that the result of the test is a non-nil value. This is useful in the case where you don’t want to translate the result of the test into a boolean value

asserts("test") { "foo" }.exists
should("test") { 123 }.exists
asserts("test") { "" }.exists
asserts("test") { nil }.exists # This would fail

Instance Attribute Summary

Attributes inherited from AssertionMacro

#file, #line

Instance Method Summary

• #evaluate(actual) ⇒ Object

Methods inherited from AssertionMacro

default, #error, #expected_message, expects_exception!, #expects_exception?, #fail, #new_message, #pass, register, #should_have_message

Instance Method Details

#evaluate(actual) ⇒ Object

# File 'lib/riot/assertion_macros/exists.rb', line 11

def evaluate(actual)
  !actual.nil? ? pass("is not nil") : fail("expected a non-nil value")
end