diff options
Diffstat (limited to 'activesupport/test')
| -rw-r--r-- | activesupport/test/core_ext/enumerable_test.rb | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/activesupport/test/core_ext/enumerable_test.rb b/activesupport/test/core_ext/enumerable_test.rb index 976c8b2b81..99c3236c35 100644 --- a/activesupport/test/core_ext/enumerable_test.rb +++ b/activesupport/test/core_ext/enumerable_test.rb @@ -22,6 +22,11 @@ class EnumerableTests < ActiveSupport::TestCase end end + def assert_typed_equal(e, v, cls, msg=nil) + assert_kind_of(cls, v, msg) + assert_equal(e, v, msg) + end + def test_sums enum = GenericEnumerable.new([5, 15, 10]) assert_equal 30, enum.sum @@ -38,6 +43,40 @@ class EnumerableTests < ActiveSupport::TestCase payments = GenericEnumerable.new([ SummablePayment.new(5), SummablePayment.new(15) ]) assert_equal SummablePayment.new(20), payments.sum assert_equal SummablePayment.new(20), payments.sum { |p| p } + + sum = GenericEnumerable.new([3, 5.quo(1)]).sum + assert_typed_equal(8, sum, Rational) + + sum = GenericEnumerable.new([3, 5.quo(1)]).sum(0.0) + assert_typed_equal(8.0, sum, Float) + + sum = GenericEnumerable.new([3, 5.quo(1), 7.0]).sum + assert_typed_equal(15.0, sum, Float) + + sum = GenericEnumerable.new([3, 5.quo(1), Complex(7)]).sum + assert_typed_equal(Complex(15), sum, Complex) + assert_typed_equal(15, sum.real, Rational) + assert_typed_equal(0, sum.imag, Integer) + + sum = GenericEnumerable.new([3.5, 5]).sum + assert_typed_equal(8.5, sum, Float) + + sum = GenericEnumerable.new([2, 8.5]).sum + assert_typed_equal(10.5, sum, Float) + + sum = GenericEnumerable.new([1.quo(2), 1]).sum + assert_typed_equal(3.quo(2), sum, Rational) + + sum = GenericEnumerable.new([1.quo(2), 1.quo(3)]).sum + assert_typed_equal(5.quo(6), sum, Rational) + + sum = GenericEnumerable.new([2.0, 3.0*Complex::I]).sum + assert_typed_equal(Complex(2.0, 3.0), sum, Complex) + assert_typed_equal(2.0, sum.real, Float) + assert_typed_equal(3.0, sum.imag, Float) + + sum = GenericEnumerable.new([1, 2]).sum(10) {|v| v * 2 } + assert_typed_equal(16, sum, Integer) end def test_nil_sums @@ -55,6 +94,7 @@ class EnumerableTests < ActiveSupport::TestCase assert_equal 0, GenericEnumerable.new([]).sum assert_equal 0, GenericEnumerable.new([]).sum { |i| i + 10 } assert_equal Payment.new(0), GenericEnumerable.new([]).sum(Payment.new(0)) + assert_typed_equal 0.0, GenericEnumerable.new([]).sum(0.0), Float end def test_range_sums @@ -68,6 +108,10 @@ class EnumerableTests < ActiveSupport::TestCase assert_equal 5, (10..0).sum(5) assert_equal 10, (10..10).sum assert_equal 42, (10...10).sum(42) + assert_typed_equal 20.0, (1..4).sum(0.0) { |i| i * 2 }, Float + assert_typed_equal 10.0, (1..4).sum(0.0), Float + assert_typed_equal 20.0, (1..4).sum(10.0), Float + assert_typed_equal 5.0, (10..0).sum(5.0), Float end def test_array_sums @@ -86,6 +130,40 @@ class EnumerableTests < ActiveSupport::TestCase payments = [ SummablePayment.new(5), SummablePayment.new(15) ] assert_equal SummablePayment.new(20), payments.sum assert_equal SummablePayment.new(20), payments.sum { |p| p } + + sum = [3, 5.quo(1)].sum + assert_typed_equal(8, sum, Rational) + + sum = [3, 5.quo(1)].sum(0.0) + assert_typed_equal(8.0, sum, Float) + + sum = [3, 5.quo(1), 7.0].sum + assert_typed_equal(15.0, sum, Float) + + sum = [3, 5.quo(1), Complex(7)].sum + assert_typed_equal(Complex(15), sum, Complex) + assert_typed_equal(15, sum.real, Rational) + assert_typed_equal(0, sum.imag, Integer) + + sum = [3.5, 5].sum + assert_typed_equal(8.5, sum, Float) + + sum = [2, 8.5].sum + assert_typed_equal(10.5, sum, Float) + + sum = [1.quo(2), 1].sum + assert_typed_equal(3.quo(2), sum, Rational) + + sum = [1.quo(2), 1.quo(3)].sum + assert_typed_equal(5.quo(6), sum, Rational) + + sum = [2.0, 3.0*Complex::I].sum + assert_typed_equal(Complex(2.0, 3.0), sum, Complex) + assert_typed_equal(2.0, sum.real, Float) + assert_typed_equal(3.0, sum.imag, Float) + + sum = [1, 2].sum(10) {|v| v * 2 } + assert_typed_equal(16, sum, Integer) end def test_index_by |