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protobuf/ruby/tests/repeated_field_test.rb

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#!/usr/bin/ruby
require 'google/protobuf'
require 'test/unit'
class RepeatedFieldTest < Test::Unit::TestCase
def test_acts_like_enumerator
m = TestMessage.new
(Enumerable.instance_methods - TestMessage.new.repeated_string.methods).each do |method_name|
assert m.repeated_string.respond_to?(method_name) == true, "does not respond to #{method_name}"
end
end
def test_acts_like_an_array
m = TestMessage.new
arr_methods = ([].methods - TestMessage.new.repeated_string.methods)
# jRuby additions to the Array class that we can ignore
arr_methods -= [ :indices, :iter_for_each, :iter_for_each_index,
:iter_for_each_with_index, :dimensions, :copy_data, :copy_data_simple,
:nitems, :iter_for_reverse_each, :indexes, :append, :prepend]
arr_methods -= [:union, :difference, :filter!]
arr_methods.each do |method_name|
assert m.repeated_string.respond_to?(method_name) == true, "does not respond to #{method_name}"
end
end
def test_first
m = TestMessage.new
repeated_field_names(TestMessage).each do |field_name|
assert_nil m.send(field_name).first
assert_equal [], m.send(field_name).first(0)
assert_equal [], m.send(field_name).first(1)
end
fill_test_msg(m)
assert_equal -10, m.repeated_int32.first
assert_equal -1_000_000, m.repeated_int64.first
assert_equal 10, m.repeated_uint32.first
assert_equal 1_000_000, m.repeated_uint64.first
assert_equal true, m.repeated_bool.first
assert_equal -1.01, m.repeated_float.first.round(2)
assert_equal -1.0000000000001, m.repeated_double.first
assert_equal 'foo', m.repeated_string.first
assert_equal "bar".encode!('ASCII-8BIT'), m.repeated_bytes.first
assert_equal TestMessage2.new(:foo => 1), m.repeated_msg.first
assert_equal :A, m.repeated_enum.first
assert_equal [], m.repeated_int32.first(0)
assert_equal [-10], m.repeated_int32.first(1)
assert_equal [-10, -11], m.repeated_int32.first(2)
assert_equal [-10, -11], m.repeated_int32.first(3)
end
def test_last
m = TestMessage.new
repeated_field_names(TestMessage).each do |field_name|
assert_nil m.send(field_name).first
end
fill_test_msg(m)
assert_equal -11, m.repeated_int32.last
assert_equal -1_000_001, m.repeated_int64.last
assert_equal 11, m.repeated_uint32.last
assert_equal 1_000_001, m.repeated_uint64.last
assert_equal false, m.repeated_bool.last
assert_equal -1.02, m.repeated_float.last.round(2)
assert_equal -1.0000000000002, m.repeated_double.last
assert_equal 'bar', m.repeated_string.last
assert_equal "foo".encode!('ASCII-8BIT'), m.repeated_bytes.last
assert_equal TestMessage2.new(:foo => 2), m.repeated_msg.last
assert_equal :B, m.repeated_enum.last
end
def test_pop
m = TestMessage.new
repeated_field_names(TestMessage).each do |field_name|
assert_nil m.send(field_name).pop
end
fill_test_msg(m)
assert_equal -11, m.repeated_int32.pop
assert_equal -10, m.repeated_int32.pop
assert_equal -1_000_001, m.repeated_int64.pop
assert_equal -1_000_000, m.repeated_int64.pop
assert_equal 11, m.repeated_uint32.pop
assert_equal 10, m.repeated_uint32.pop
assert_equal 1_000_001, m.repeated_uint64.pop
assert_equal 1_000_000, m.repeated_uint64.pop
assert_equal false, m.repeated_bool.pop
assert_equal true, m.repeated_bool.pop
assert_equal -1.02, m.repeated_float.pop.round(2)
assert_equal -1.01, m.repeated_float.pop.round(2)
assert_equal -1.0000000000002, m.repeated_double.pop
assert_equal -1.0000000000001, m.repeated_double.pop
assert_equal 'bar', m.repeated_string.pop
assert_equal 'foo', m.repeated_string.pop
assert_equal "foo".encode!('ASCII-8BIT'), m.repeated_bytes.pop
assert_equal "bar".encode!('ASCII-8BIT'), m.repeated_bytes.pop
assert_equal TestMessage2.new(:foo => 2), m.repeated_msg.pop
assert_equal TestMessage2.new(:foo => 1), m.repeated_msg.pop
assert_equal :B, m.repeated_enum.pop
assert_equal :A, m.repeated_enum.pop
repeated_field_names(TestMessage).each do |field_name|
assert_nil m.send(field_name).pop
end
fill_test_msg(m)
assert_equal ['bar', 'foo'], m.repeated_string.pop(2)
assert_nil m.repeated_string.pop
end
def test_each
m = TestMessage.new
5.times{|i| m.repeated_string << 'string' }
count = 0
m.repeated_string.each do |val|
assert_equal 'string', val
count += 1
end
assert_equal 5, count
result = m.repeated_string.each{|val| val + '_junk'}
assert_equal ['string'] * 5, result
end
def test_empty?
m = TestMessage.new
assert_equal true, m.repeated_string.empty?
m.repeated_string << 'foo'
assert_equal false, m.repeated_string.empty?
m.repeated_string << 'bar'
assert_equal false, m.repeated_string.empty?
end
def test_reassign
m = TestMessage.new
m.repeated_msg = Google::Protobuf::RepeatedField.new(:message, TestMessage2, [TestMessage2.new(:foo => 1)])
assert_equal m.repeated_msg.first, TestMessage2.new(:foo => 1)
end
def test_array_accessor
m = TestMessage.new
reference_arr = %w(foo bar baz)
m.repeated_string += reference_arr.clone
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr[1]
end
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr[-2]
end
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr[20]
end
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr[1, 2]
end
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr[0..2]
end
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr[-1, 1]
end
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr[10, 12]
end
end
def test_array_settor
m = TestMessage.new
reference_arr = %w(foo bar baz)
m.repeated_string += reference_arr.clone
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr[1] = 'junk'
end
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr[-2] = 'snappy'
end
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr[3] = ''
end
# slight deviation; we are strongly typed, and nil is not allowed
# for string types;
m.repeated_string[5] = 'spacious'
assert_equal ["foo", "snappy", "baz", "", "", "spacious"], m.repeated_string
#make sure it sests the default types for other fields besides strings
%w(repeated_int32 repeated_int64 repeated_uint32 repeated_uint64).each do |field_name|
m.send(field_name)[3] = 10
assert_equal [0,0,0,10], m.send(field_name)
end
m.repeated_float[3] = 10.1
#wonky mri float handling
assert_equal [0,0,0], m.repeated_float.to_a[0..2]
assert_equal 10.1, m.repeated_float[3].round(1)
m.repeated_double[3] = 10.1
assert_equal [0,0,0,10.1], m.repeated_double
m.repeated_bool[3] = true
assert_equal [false, false, false, true], m.repeated_bool
m.repeated_bytes[3] = "bar".encode!('ASCII-8BIT')
assert_equal ['', '', '', "bar".encode!('ASCII-8BIT')], m.repeated_bytes
m.repeated_msg[3] = TestMessage2.new(:foo => 1)
assert_equal [nil, nil, nil, TestMessage2.new(:foo => 1)], m.repeated_msg
m.repeated_enum[3] = :A
assert_equal [:Default, :Default, :Default, :A], m.repeated_enum
# check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
# arr[20] = 'spacious'
# end
# TODO: accessor doesn't allow other ruby-like methods
# check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
# arr[1, 2] = 'fizz'
# end
# check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
# arr[0..2] = 'buzz'
# end
end
def test_push
m = TestMessage.new
reference_arr = %w[foo bar baz]
m.repeated_string += reference_arr.clone
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr.push('fizz')
end
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr << 'fizz'
end
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr.push('fizz', 'buzz')
end
end
def test_clear
m = TestMessage.new
reference_arr = %w(foo bar baz)
m.repeated_string += reference_arr.clone
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr.clear
end
end
def test_concat
m = TestMessage.new
reference_arr = %w(foo bar baz)
m.repeated_string += reference_arr.clone
m.repeated_string.concat(['fizz', 'buzz'])
assert_equal %w(foo bar baz fizz buzz), m.repeated_string
#TODO: concat should return the orig array
# check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
# arr.concat(['fizz', 'buzz'])
# end
end
def test_equal
m = TestMessage.new
reference_arr = %w(foo bar baz)
m.repeated_string += reference_arr.clone
assert_equal reference_arr, m.repeated_string
reference_arr << 'fizz'
assert_not_equal reference_arr, m.repeated_string
m.repeated_string << 'fizz'
assert_equal reference_arr, m.repeated_string
end
def test_hash
# just a sanity check
m = TestMessage.new
reference_arr = %w(foo bar baz)
m.repeated_string += reference_arr.clone
assert m.repeated_string.hash.is_a?(Integer)
hash = m.repeated_string.hash
assert_equal hash, m.repeated_string.hash
m.repeated_string << 'j'
assert_not_equal hash, m.repeated_string.hash
end
def test_plus
m = TestMessage.new
reference_arr = %w(foo bar baz)
m.repeated_string += reference_arr.clone
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr + ['fizz', 'buzz']
end
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr += ['fizz', 'buzz']
end
end
def test_replace
m = TestMessage.new
reference_arr = %w(foo bar baz)
m.repeated_string += reference_arr.clone
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr.replace(['fizz', 'buzz'])
end
end
def test_to_a
m = TestMessage.new
reference_arr = %w(foo bar baz)
m.repeated_string += reference_arr.clone
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr.to_a
end
end
def test_to_ary
m = TestMessage.new
reference_arr = %w(foo bar baz)
m.repeated_string += reference_arr.clone
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr.to_ary
end
end
# emulate Array behavior
##########################
def test_collect!
m = TestMessage.new
reference_arr = %w(foo bar baz)
m.repeated_string += reference_arr.clone
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr.collect!{|x| x + "!" }
end
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr.collect!.with_index{|x, i| x[0...i] }
end
end
def test_compact!
m = TestMessage.new
m.repeated_msg << TestMessage2.new(:foo => 1)
m.repeated_msg << nil
m.repeated_msg << TestMessage2.new(:foo => 2)
reference_arr = m.repeated_string.to_a
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr.compact!
end
end
def test_delete
m = TestMessage.new
reference_arr = %w(foo bar baz)
m.repeated_string += reference_arr.clone
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr.delete('bar')
end
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr.delete('nope')
end
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr.delete('nope'){'within'}
end
end
def test_delete_at
m = TestMessage.new
reference_arr = %w(foo bar baz)
m.repeated_string += reference_arr.clone
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr.delete_at(2)
end
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr.delete_at(10)
end
end
def test_delete_if
m = TestMessage.new
reference_arr = %w(foo bar baz)
m.repeated_string += reference_arr.clone
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr.delete_if { |v| v == "bar" }
end
end
def test_fill
m = TestMessage.new
reference_arr = %w(foo bar baz)
m.repeated_string += reference_arr.clone
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr.fill("x")
end
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr.fill("z", 2, 2)
end
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr.fill("y", 0..1)
end
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr.fill { |i| (i*i).to_s }
end
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr.fill(-2) { |i| (i*i*i).to_s }
end
end
def test_flatten!
m = TestMessage.new
reference_arr = %w(foo bar baz)
m.repeated_string += reference_arr.clone
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr.flatten!
end
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr.flatten!(1)
end
end
def test_insert
m = TestMessage.new
reference_arr = %w(foo bar baz)
m.repeated_string += reference_arr.clone
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr.insert(2, 'fizz')
end
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr.insert(3, 'fizz', 'buzz', 'bazz')
end
end
def test_inspect
m = TestMessage.new
assert_equal '[]', m.repeated_string.inspect
m.repeated_string << 'foo'
assert_equal m.repeated_string.to_a.inspect, m.repeated_string.inspect
m.repeated_string << 'bar'
assert_equal m.repeated_string.to_a.inspect, m.repeated_string.inspect
end
def test_reverse!
m = TestMessage.new
reference_arr = %w(foo bar baz)
m.repeated_string += reference_arr.clone
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr.reverse!
end
end
def test_rotate!
m = TestMessage.new
reference_arr = %w(foo bar baz)
m.repeated_string += reference_arr.clone
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr.rotate!
end
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr.rotate!(2)
end
end
def test_select!
m = TestMessage.new
reference_arr = %w(foo bar baz)
m.repeated_string += reference_arr.clone
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr.select! { |v| v =~ /[aeiou]/ }
end
end
def test_shift
m = TestMessage.new
reference_arr = %w(foo bar baz)
m.repeated_string += reference_arr.clone
# should return an element
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr.shift
end
# should return an array
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr.shift(2)
end
# should return nil
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr.shift
end
end
def test_shuffle!
m = TestMessage.new
m.repeated_string += %w(foo bar baz)
orig_repeated_string = m.repeated_string.clone
result = m.repeated_string.shuffle!
assert_equal m.repeated_string, result
# NOTE: sometimes it doesn't change the order...
# assert_not_equal m.repeated_string.to_a, orig_repeated_string.to_a
end
def test_slice!
m = TestMessage.new
reference_arr = %w(foo bar baz bar fizz buzz)
m.repeated_string += reference_arr.clone
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr.slice!(2)
end
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr.slice!(1,2)
end
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr.slice!(0..1)
end
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr.slice!(10)
end
end
def test_sort!
m = TestMessage.new
reference_arr = %w(foo bar baz)
m.repeated_string += reference_arr.clone
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr.sort!
end
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr.sort! { |x,y| y <=> x }
end
end
def test_sort_by!
m = TestMessage.new
reference_arr = %w(foo bar baz)
m.repeated_string += reference_arr.clone
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr.sort_by!
end
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr.sort_by!(&:hash)
end
end
def test_uniq!
m = TestMessage.new
reference_arr = %w(foo bar baz)
m.repeated_string += reference_arr.clone
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr.uniq!
end
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr.uniq!{|s| s[0] }
end
end
def test_unshift
m = TestMessage.new
reference_arr = %w(foo bar baz)
m.repeated_string += reference_arr.clone
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr.unshift('1')
end
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr.unshift('a', 'b')
end
check_self_modifying_method(m.repeated_string, reference_arr) do |arr|
arr.unshift('')
end
end
##### HELPER METHODS
def check_self_modifying_method(repeated_field, ref_array)
expected_result = yield(ref_array)
actual_result = yield(repeated_field)
if expected_result.is_a?(Enumerator)
assert_equal expected_result.to_a, actual_result.to_a
else
assert_equal expected_result, actual_result
end
assert_equal ref_array, repeated_field
end
def repeated_field_names(klass)
klass.descriptor.find_all{|f| f.label == :repeated}.map(&:name)
end
def fill_test_msg(test_msg)
test_msg.repeated_int32 += [-10, -11]
test_msg.repeated_int64 += [-1_000_000, -1_000_001]
test_msg.repeated_uint32 += [10, 11]
test_msg.repeated_uint64 += [1_000_000, 1_000_001]
test_msg.repeated_bool += [true, false]
test_msg.repeated_float += [-1.01, -1.02]
test_msg.repeated_double += [-1.0000000000001, -1.0000000000002]
test_msg.repeated_string += %w(foo bar)
test_msg.repeated_bytes += ["bar".encode!('ASCII-8BIT'), "foo".encode!('ASCII-8BIT')]
test_msg.repeated_msg << TestMessage2.new(:foo => 1)
test_msg.repeated_msg << TestMessage2.new(:foo => 2)
test_msg.repeated_enum << :A
test_msg.repeated_enum << :B
end
pool = Google::Protobuf::DescriptorPool.new
pool.build do
add_message "TestMessage" do
optional :optional_int32, :int32, 1
optional :optional_int64, :int64, 2
optional :optional_uint32, :uint32, 3
optional :optional_uint64, :uint64, 4
optional :optional_bool, :bool, 5
optional :optional_float, :float, 6
optional :optional_double, :double, 7
optional :optional_string, :string, 8
optional :optional_bytes, :bytes, 9
optional :optional_msg, :message, 10, "TestMessage2"
optional :optional_enum, :enum, 11, "TestEnum"
repeated :repeated_int32, :int32, 12
repeated :repeated_int64, :int64, 13
repeated :repeated_uint32, :uint32, 14
repeated :repeated_uint64, :uint64, 15
repeated :repeated_bool, :bool, 16
repeated :repeated_float, :float, 17
repeated :repeated_double, :double, 18
repeated :repeated_string, :string, 19
repeated :repeated_bytes, :bytes, 20
repeated :repeated_msg, :message, 21, "TestMessage2"
repeated :repeated_enum, :enum, 22, "TestEnum"
end
add_message "TestMessage2" do
optional :foo, :int32, 1
end
add_enum "TestEnum" do
value :Default, 0
value :A, 1
value :B, 2
value :C, 3
end
end
TestMessage = pool.lookup("TestMessage").msgclass
TestMessage2 = pool.lookup("TestMessage2").msgclass
TestEnum = pool.lookup("TestEnum").enummodule
end