GH-50434: [Ruby] Add ArrowFormat::Date{32,64}.new(values)

ruby/red-arrow-format/lib/arrow-format/type.rb

@@ -417,6 +417,10 @@ def buffer_type
       :s32
     end
 
+    def pack_template
+      "l"
+    end
+
     def build_array(...)
       Date32Array.new(...)
     end
@@ -441,6 +445,10 @@ def buffer_type
       :s64
     end
 
+    def pack_template
+      "q"
+    end
+
     def build_array(...)
       Date64Array.new(...)
     end

ruby/red-arrow-format/test/test-date32-array.rb

@@ -0,0 +1,60 @@
+# 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 TestDate32Array < Test::Unit::TestCase
+  def setup
+    @date_2017_08_28 = 17406
+    @date_2025_12_09 = 20431
+  end
+
+  sub_test_case("#initialize") do
+    def test_no_null
+      values = [@date_2017_08_28, @date_2025_12_09]
+      assert_equal(values,
+                   ArrowFormat::Date32Array.new(values).to_a)
+    end
+
+    def test_mixed
+      values = [@date_2017_08_28, nil, @date_2025_12_09]
+      assert_equal(values,
+                   ArrowFormat::Date32Array.new(values).to_a)
+    end
+  end
+
+  sub_test_case("#==") do
+    def test_no_slice
+      values = [@date_2017_08_28, nil, @date_2025_12_09]
+      array1 = ArrowFormat::Date32Array.new(values)
+      array2 = ArrowFormat::Date32Array.new(values)
+      assert_equal(array1, array2)
+    end
+
+    def test_sliced
+      values = [@date_2017_08_28, nil, @date_2025_12_09]
+      array1 = ArrowFormat::Date32Array.new(values)
+      array2 = ArrowFormat::Date32Array.new([0, *values, 0])
+      assert_equal(array1, array2.slice(1, 3))
+    end
+
+    def test_sliced_different_content
+      values = [@date_2017_08_28, nil, @date_2025_12_09]
+      array1 = ArrowFormat::Date32Array.new(values)
+      array2 = ArrowFormat::Date32Array.new([0, 0, *values, 0])
+      assert_not_equal(array1, array2.slice(1, 3))
+    end
+  end
+end

ruby/red-arrow-format/test/test-date64-array.rb

@@ -0,0 +1,60 @@
+# 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 TestDate64Array < Test::Unit::TestCase
+  def setup
+    @date_2017_08_28_00_00_00 = 1503878400000
+    @date_2025_12_10_00_00_00 = 1765324800000
+  end
+
+  sub_test_case("#initialize") do
+    def test_no_null
+      values = [@date_2017_08_28_00_00_00, @date_2025_12_10_00_00_00]
+      assert_equal(values,
+                   ArrowFormat::Date64Array.new(values).to_a)
+    end
+
+    def test_mixed
+      values = [@date_2017_08_28_00_00_00, nil, @date_2025_12_10_00_00_00]
+      assert_equal(values,
+                   ArrowFormat::Date64Array.new(values).to_a)
+    end
+  end
+
+  sub_test_case("#==") do
+    def test_no_slice
+      values = [@date_2017_08_28_00_00_00, nil, @date_2025_12_10_00_00_00]
+      array1 = ArrowFormat::Date64Array.new(values)
+      array2 = ArrowFormat::Date64Array.new(values)
+      assert_equal(array1, array2)
+    end
+
+    def test_sliced
+      values = [@date_2017_08_28_00_00_00, nil, @date_2025_12_10_00_00_00]
+      array1 = ArrowFormat::Date64Array.new(values)
+      array2 = ArrowFormat::Date64Array.new([0, *values, 0])
+      assert_equal(array1, array2.slice(1, 3))
+    end
+
+    def test_sliced_different_content
+      values = [@date_2017_08_28_00_00_00, nil, @date_2025_12_10_00_00_00]
+      array1 = ArrowFormat::Date64Array.new(values)
+      array2 = ArrowFormat::Date64Array.new([0, 0, *values, 0])
+      assert_not_equal(array1, array2.slice(1, 3))
+    end
+  end
+end

ruby/red-arrow-format/test/test-float32-array.rb

@@ -41,14 +41,14 @@ def test_no_slice
     def test_sliced
       values = [-Float::INFINITY, -0.0, nil, +0.0, +Float::INFINITY]
       array1 = ArrowFormat::Float32Array.new(values)
-      array2 = ArrowFormat::Float32Array.new([0.0] + values + [0.0])
+      array2 = ArrowFormat::Float32Array.new([0.0, *values, 0.0])
       assert_equal(array1, array2.slice(1, 5))
     end
 
     def test_sliced_different_content
       values = [-Float::INFINITY, -0.0, nil, +0.0, +Float::INFINITY]
       array1 = ArrowFormat::Float32Array.new(values)
-      array2 = ArrowFormat::Float32Array.new([0.0, 0.0] + values + [0.0])
+      array2 = ArrowFormat::Float32Array.new([0.0, 0.0, *values, 0.0])
       assert_not_equal(array1, array2.slice(1, 5))
     end
   end

ruby/red-arrow-format/test/test-float64-array.rb

@@ -41,14 +41,14 @@ def test_no_slice
     def test_sliced
       values = [-Float::INFINITY, -0.0, nil, +0.0, +Float::INFINITY]
       array1 = ArrowFormat::Float64Array.new(values)
-      array2 = ArrowFormat::Float64Array.new([0.0] + values + [0.0])
+      array2 = ArrowFormat::Float64Array.new([0.0, *values, 0.0])
       assert_equal(array1, array2.slice(1, 5))
     end
 
     def test_sliced_different_content
       values = [-Float::INFINITY, -0.0, nil, +0.0, +Float::INFINITY]
       array1 = ArrowFormat::Float64Array.new(values)
-      array2 = ArrowFormat::Float64Array.new([0.0, 0.0] + values + [0.0])
+      array2 = ArrowFormat::Float64Array.new([0.0, 0.0, *values, 0.0])
       assert_not_equal(array1, array2.slice(1, 5))
     end
   end

ruby/red-arrow-format/test/test-int16-array.rb

@@ -41,14 +41,14 @@ def test_no_slice
     def test_sliced
       values = [-(2 ** 15), nil, (2 ** 15) - 1]
       array1 = ArrowFormat::Int16Array.new(values)
-      array2 = ArrowFormat::Int16Array.new([0] + values + [0])
+      array2 = ArrowFormat::Int16Array.new([0, *values, 0])
       assert_equal(array1, array2.slice(1, 3))
     end
 
     def test_sliced_different_content
       values = [-(2 ** 15), nil, (2 ** 15) - 1]
       array1 = ArrowFormat::Int16Array.new(values)
-      array2 = ArrowFormat::Int16Array.new([0, 0] + values + [0])
+      array2 = ArrowFormat::Int16Array.new([0, 0, *values, 0])
       assert_not_equal(array1, array2.slice(1, 3))
     end
   end

ruby/red-arrow-format/test/test-int32-array.rb

@@ -41,14 +41,14 @@ def test_no_slice
     def test_sliced
       values = [-(2 ** 31), nil, (2 ** 31) - 1]
       array1 = ArrowFormat::Int32Array.new(values)
-      array2 = ArrowFormat::Int32Array.new([0] + values + [0])
+      array2 = ArrowFormat::Int32Array.new([0, *values, 0])
       assert_equal(array1, array2.slice(1, 3))
     end
 
     def test_sliced_different_content
       values = [-(2 ** 31), nil, (2 ** 31) - 1]
       array1 = ArrowFormat::Int32Array.new(values)
-      array2 = ArrowFormat::Int32Array.new([0, 0] + values + [0])
+      array2 = ArrowFormat::Int32Array.new([0, 0, *values, 0])
       assert_not_equal(array1, array2.slice(1, 3))
     end
   end

ruby/red-arrow-format/test/test-int64-array.rb

@@ -41,14 +41,14 @@ def test_no_slice
     def test_sliced
       values = [-(2 ** 63), nil, (2 ** 63) - 1]
       array1 = ArrowFormat::Int64Array.new(values)
-      array2 = ArrowFormat::Int64Array.new([0] + values + [0])
+      array2 = ArrowFormat::Int64Array.new([0, *values, 0])
       assert_equal(array1, array2.slice(1, 3))
     end
 
     def test_sliced_different_content
       values = [-(2 ** 63), nil, (2 ** 63) - 1]
       array1 = ArrowFormat::Int64Array.new(values)
-      array2 = ArrowFormat::Int64Array.new([0, 0] + values + [0])
+      array2 = ArrowFormat::Int64Array.new([0, 0, *values, 0])
       assert_not_equal(array1, array2.slice(1, 3))
     end
   end

ruby/red-arrow-format/test/test-int8-array.rb

@@ -41,14 +41,14 @@ def test_no_slice
     def test_sliced
       values = [-(2 ** 7), nil, (2 ** 7) - 1]
       array1 = ArrowFormat::Int8Array.new(values)
-      array2 = ArrowFormat::Int8Array.new([0] + values + [0])
+      array2 = ArrowFormat::Int8Array.new([0, *values, 0])
       assert_equal(array1, array2.slice(1, 3))
     end
 
     def test_sliced_different_content
       values = [-(2 ** 7), nil, (2 ** 7) - 1]
       array1 = ArrowFormat::Int8Array.new(values)
-      array2 = ArrowFormat::Int8Array.new([0, 0] + values + [0])
+      array2 = ArrowFormat::Int8Array.new([0, 0, *values, 0])
       assert_not_equal(array1, array2.slice(1, 3))
     end
   end

ruby/red-arrow-format/test/test-uint16-array.rb

@@ -41,14 +41,14 @@ def test_no_slice
     def test_sliced
       values = [0, nil, (2 ** 16) - 1]
       array1 = ArrowFormat::UInt16Array.new(values)
-      array2 = ArrowFormat::UInt16Array.new([0] + values + [0])
+      array2 = ArrowFormat::UInt16Array.new([0, *values, 0])
       assert_equal(array1, array2.slice(1, 3))
     end
 
     def test_sliced_different_content
       values = [0, nil, (2 ** 16) - 1]
       array1 = ArrowFormat::UInt16Array.new(values)
-      array2 = ArrowFormat::UInt16Array.new([0, 0] + values + [0])
+      array2 = ArrowFormat::UInt16Array.new([0, 0, *values, 0])
       assert_not_equal(array1, array2.slice(1, 3))
     end
   end

ruby/red-arrow-format/test/test-uint32-array.rb

@@ -41,14 +41,14 @@ def test_no_slice
     def test_sliced
       values = [0, nil, (2 ** 32) - 1]
       array1 = ArrowFormat::UInt32Array.new(values)
-      array2 = ArrowFormat::UInt32Array.new([0] + values + [0])
+      array2 = ArrowFormat::UInt32Array.new([0, *values, 0])
       assert_equal(array1, array2.slice(1, 3))
     end
 
     def test_sliced_different_content
       values = [0, nil, (2 ** 32) - 1]
       array1 = ArrowFormat::UInt32Array.new(values)
-      array2 = ArrowFormat::UInt32Array.new([0, 0] + values + [0])
+      array2 = ArrowFormat::UInt32Array.new([0, 0, *values, 0])
       assert_not_equal(array1, array2.slice(1, 3))
     end
   end

ruby/red-arrow-format/test/test-uint64-array.rb

@@ -41,14 +41,14 @@ def test_no_slice
     def test_sliced
       values = [0, nil, (2 ** 64) - 1]
       array1 = ArrowFormat::UInt64Array.new(values)
-      array2 = ArrowFormat::UInt64Array.new([0] + values + [0])
+      array2 = ArrowFormat::UInt64Array.new([0, *values, 0])
       assert_equal(array1, array2.slice(1, 3))
     end
 
     def test_sliced_different_content
       values = [0, nil, (2 ** 64) - 1]
       array1 = ArrowFormat::UInt64Array.new(values)
-      array2 = ArrowFormat::UInt64Array.new([0, 0] + values + [0])
+      array2 = ArrowFormat::UInt64Array.new([0, 0, *values, 0])
       assert_not_equal(array1, array2.slice(1, 3))
     end
   end

ruby/red-arrow-format/test/test-uint8-array.rb

@@ -41,14 +41,14 @@ def test_no_slice
     def test_sliced
       values = [0, nil, (2 ** 8) - 1]
       array1 = ArrowFormat::UInt8Array.new(values)
-      array2 = ArrowFormat::UInt8Array.new([0] + values + [0])
+      array2 = ArrowFormat::UInt8Array.new([0, *values, 0])
       assert_equal(array1, array2.slice(1, 3))
     end
 
     def test_sliced_different_content
       values = [0, nil, (2 ** 8) - 1]
       array1 = ArrowFormat::UInt8Array.new(values)
-      array2 = ArrowFormat::UInt8Array.new([0, 0] + values + [0])
+      array2 = ArrowFormat::UInt8Array.new([0, 0, *values, 0])
       assert_not_equal(array1, array2.slice(1, 3))
     end
   end