Orbit/vendor/plugins/liquid/test/condition_test.rb

109 lines
3.4 KiB
Ruby

require File.dirname(__FILE__) + '/helper'
class ConditionTest < Test::Unit::TestCase
include Liquid
def test_basic_condition
assert_equal false, Condition.new('1', '==', '2').evaluate
assert_equal true, Condition.new('1', '==', '1').evaluate
end
def test_default_operators_evalute_true
assert_evalutes_true '1', '==', '1'
assert_evalutes_true '1', '!=', '2'
assert_evalutes_true '1', '<>', '2'
assert_evalutes_true '1', '<', '2'
assert_evalutes_true '2', '>', '1'
assert_evalutes_true '1', '>=', '1'
assert_evalutes_true '2', '>=', '1'
assert_evalutes_true '1', '<=', '2'
assert_evalutes_true '1', '<=', '1'
end
def test_default_operators_evalute_false
assert_evalutes_false '1', '==', '2'
assert_evalutes_false '1', '!=', '1'
assert_evalutes_false '1', '<>', '1'
assert_evalutes_false '1', '<', '0'
assert_evalutes_false '2', '>', '4'
assert_evalutes_false '1', '>=', '3'
assert_evalutes_false '2', '>=', '4'
assert_evalutes_false '1', '<=', '0'
assert_evalutes_false '1', '<=', '0'
end
def test_contains_works_on_strings
assert_evalutes_true "'bob'", 'contains', "'o'"
assert_evalutes_true "'bob'", 'contains', "'b'"
assert_evalutes_true "'bob'", 'contains', "'bo'"
assert_evalutes_true "'bob'", 'contains', "'ob'"
assert_evalutes_true "'bob'", 'contains', "'bob'"
assert_evalutes_false "'bob'", 'contains', "'bob2'"
assert_evalutes_false "'bob'", 'contains', "'a'"
assert_evalutes_false "'bob'", 'contains', "'---'"
end
def test_contains_works_on_arrays
@context = Liquid::Context.new
@context['array'] = [1,2,3,4,5]
assert_evalutes_false "array", 'contains', '0'
assert_evalutes_true "array", 'contains', '1'
assert_evalutes_true "array", 'contains', '2'
assert_evalutes_true "array", 'contains', '3'
assert_evalutes_true "array", 'contains', '4'
assert_evalutes_true "array", 'contains', '5'
assert_evalutes_false "array", 'contains', '6'
assert_evalutes_false "array", 'contains', '"1"'
end
def test_or_condition
condition = Condition.new('1', '==', '2')
assert_equal false, condition.evaluate
condition.or Condition.new('2', '==', '1')
assert_equal false, condition.evaluate
condition.or Condition.new('1', '==', '1')
assert_equal true, condition.evaluate
end
def test_and_condition
condition = Condition.new('1', '==', '1')
assert_equal true, condition.evaluate
condition.and Condition.new('2', '==', '2')
assert_equal true, condition.evaluate
condition.and Condition.new('2', '==', '1')
assert_equal false, condition.evaluate
end
def test_should_allow_custom_proc_operator
Condition.operators['starts_with'] = Proc.new { |cond, left, right| left =~ %r{^#{right}}}
assert_evalutes_true "'bob'", 'starts_with', "'b'"
assert_evalutes_false "'bob'", 'starts_with', "'o'"
ensure
Condition.operators.delete 'starts_with'
end
private
def assert_evalutes_true(left, op, right)
assert Condition.new(left, op, right).evaluate(@context || Liquid::Context.new), "Evaluated false: #{left} #{op} #{right}"
end
def assert_evalutes_false(left, op, right)
assert !Condition.new(left, op, right).evaluate(@context || Liquid::Context.new), "Evaluated true: #{left} #{op} #{right}"
end
end