| # Licensed to the Apache Software Foundation (ASF) under one |
| # or more contributor license agreements. See the NOTICE file |
| # distributed with this work for additional information |
| # regarding copyright ownership. The ASF licenses this file |
| # to you under the Apache License, Version 2.0 (the |
| # "License"); you may not use this file except in compliance |
| # with the License. You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, |
| # software distributed under the License is distributed on an |
| # "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| # KIND, either express or implied. See the License for the |
| # specific language governing permissions and limitations |
| # under the License. |
| |
| class TestArray < Test::Unit::TestCase |
| include Helper::Buildable |
| |
| def test_equal |
| assert_equal(build_boolean_array([true, false]), |
| build_boolean_array([true, false])) |
| end |
| |
| def test_equal_approx |
| array1 = build_double_array([1.1, 2.2 + Float::EPSILON * 10]) |
| array2 = build_double_array([1.1, 2.2]) |
| assert do |
| array1.equal_approx(array2) |
| end |
| end |
| |
| def test_equal_range |
| array1 = build_int32_array([1, 2, 3, 4, 5]) |
| array2 = build_int32_array([-2, -1, 0, 1, 2, 3, 4, 999]) |
| assert do |
| array1.equal_range(1, array2, 4, 3) |
| end |
| end |
| |
| def test_is_null |
| builder = Arrow::BooleanArrayBuilder.new |
| builder.append_null |
| builder.append_value(true) |
| array = builder.finish |
| assert_equal([true, false], |
| array.length.times.collect {|i| array.null?(i)}) |
| end |
| |
| def test_is_valid |
| builder = Arrow::BooleanArrayBuilder.new |
| builder.append_null |
| builder.append_value(true) |
| array = builder.finish |
| assert_equal([false, true], |
| array.length.times.collect {|i| array.valid?(i)}) |
| end |
| |
| def test_length |
| builder = Arrow::BooleanArrayBuilder.new |
| builder.append_value(true) |
| array = builder.finish |
| assert_equal(1, array.length) |
| end |
| |
| def test_n_nulls |
| builder = Arrow::BooleanArrayBuilder.new |
| builder.append_null |
| builder.append_null |
| array = builder.finish |
| assert_equal(2, array.n_nulls) |
| end |
| |
| def test_null_bitmap |
| builder = Arrow::BooleanArrayBuilder.new |
| builder.append_null |
| builder.append_value(true) |
| builder.append_value(false) |
| builder.append_null |
| builder.append_value(false) |
| array = builder.finish |
| assert_equal(0b10110, array.null_bitmap.data.to_s.unpack("c*")[0]) |
| end |
| |
| def test_value_data_type |
| builder = Arrow::BooleanArrayBuilder.new |
| array = builder.finish |
| assert_equal(Arrow::BooleanDataType.new, array.value_data_type) |
| end |
| |
| def test_value_type |
| builder = Arrow::BooleanArrayBuilder.new |
| array = builder.finish |
| assert_equal(Arrow::Type::BOOLEAN, array.value_type) |
| end |
| |
| def test_slice |
| builder = Arrow::BooleanArrayBuilder.new |
| builder.append_value(true) |
| builder.append_value(false) |
| builder.append_value(true) |
| array = builder.finish |
| sub_array = array.slice(1, 2) |
| assert_equal([false, true], |
| sub_array.length.times.collect {|i| sub_array.get_value(i)}) |
| end |
| |
| def test_to_s |
| assert_equal(<<-CONTENT.chomp, build_boolean_array([true, false, true]).to_s) |
| [ |
| true, |
| false, |
| true |
| ] |
| CONTENT |
| end |
| |
| sub_test_case("#view") do |
| def test_valid |
| assert_equal(build_float_array([0.0, 1.5, -2.5, nil]), |
| build_int32_array([0, 1069547520, -1071644672, nil]).view(Arrow::FloatDataType.new)) |
| end |
| |
| def test_invalid |
| message = "[array][view]: Invalid: " + |
| "Can't view array of type int16 as int8: incompatible layouts" |
| error = assert_raise(Arrow::Error::Invalid) do |
| build_int16_array([0, -1, 3]).view(Arrow::Int8DataType.new) |
| end |
| assert_equal(message, error.message.lines.first.chomp) |
| end |
| end |
| |
| sub_test_case("#diff_unified") do |
| def test_no_diff |
| array = build_string_array(["Start", "Shutdown", "Reboot"]) |
| other_array = build_string_array(["Start", "Shutdown", "Reboot"]) |
| assert_nil(array.diff_unified(other_array)) |
| end |
| |
| def test_diff |
| array = build_string_array(["Start", "Shutdown", "Reboot"]) |
| other_array = build_string_array(["Start", "Shutdonw", "Reboot"]) |
| assert_equal(<<-STRING.chomp, array.diff_unified(other_array)) |
| |
| @@ -1, +1 @@ |
| -"Shutdown" |
| +"Shutdonw" |
| |
| STRING |
| end |
| |
| def test_different_type |
| array = build_string_array(["Start", "Shutdown", "Reboot"]) |
| other_array = build_int8_array([2, 3, 6, 10]) |
| assert_equal("# Array types differed: string vs int8", |
| array.diff_unified(other_array)) |
| end |
| end |
| end |