Files
liquid/test/unit/condition_unit_test.rb
Ken Dreyer ee4295c889 tests: switch to minitest
Ruby 1.9+ uses Minitest as the backend for Test::Unit. As of Minitest 5,
the shim has broken some compatibility with Test::Unit::TestCase in some
scenarios.

Adjusts the test suite to support Minitest 5's syntax.

Minitest versions 4 and below do not support the newer Minitest::Test
class that arrived in version 5. For that case, use the
MiniTest::Unit::TestCase class as a fallback

Conflicts:
	test/integration/tags/for_tag_test.rb
	test/test_helper.rb
2014-07-28 16:36:38 +00:00

146 lines
4.5 KiB
Ruby

require 'test_helper'
class ConditionUnitTest < Minitest::Test
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'
# negative numbers
assert_evalutes_true '1', '>', '-1'
assert_evalutes_true '-1', '<', '1'
assert_evalutes_true '1.0', '>', '-1.0'
assert_evalutes_true '-1.0', '<', '1.0'
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_invalid_comparation_operator
assert_evaluates_argument_error "1", '~~', '0'
end
def test_comparation_of_int_and_str
assert_evaluates_argument_error "'1'", '>', '0'
assert_evaluates_argument_error "'1'", '<', '0'
assert_evaluates_argument_error "'1'", '>=', '0'
assert_evaluates_argument_error "'1'", '<=', '0'
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_contains_returns_false_for_nil_operands
@context = Liquid::Context.new
assert_evalutes_false "not_assigned", 'contains', '0'
assert_evalutes_false "0", 'contains', 'not_assigned'
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
def test_left_or_right_may_contain_operators
@context = Liquid::Context.new
@context['one'] = @context['another'] = "gnomeslab-and-or-liquid"
assert_evalutes_true "one", '==', "another"
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
def assert_evaluates_argument_error(left, op, right)
assert_raises(Liquid::ArgumentError) do
Condition.new(left, op, right).evaluate(@context || Liquid::Context.new)
end
end
end # ConditionTest