1 files changed, 59 insertions, 0 deletions
diff --git a/src/arrow/c_glib/test/test-uint-array-builder.rb b/src/arrow/c_glib/test/test-uint-array-builder.rb
new file mode 100644
index 000000000..89621189b
--- /dev/null
+++ b/src/arrow/c_glib/test/test-uint-array-builder.rb
@@ -0,0 +1,59 @@
+# 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 TestUIntArrayBuilder < Test::Unit::TestCase
+  include Helper::Buildable
+
+  def test_uint8
+    values = [0, 2]
+    assert_equal(build_uint_array([*values, nil]),
+                 Arrow::UInt8Array.new(3,
+                                       Arrow::Buffer.new(values.pack("C*")),
+                                       Arrow::Buffer.new([0b011].pack("C*")),
+                                       -1))
+  end
+
+  def test_uint16
+    border_value = 2 ** 8
+    values = [0, border_value]
+    assert_equal(build_uint_array([*values, nil]),
+                 Arrow::UInt16Array.new(3,
+                                       Arrow::Buffer.new(values.pack("S*")),
+                                       Arrow::Buffer.new([0b011].pack("C*")),
+                                       -1))
+  end
+
+  def test_uint32
+    border_value = 2 ** 16
+    values = [0, border_value]
+    assert_equal(build_uint_array([*values, nil]),
+                 Arrow::UInt32Array.new(3,
+                                       Arrow::Buffer.new(values.pack("L*")),
+                                       Arrow::Buffer.new([0b011].pack("C*")),
+                                       -1))
+  end
+
+  def test_uint64
+    border_value = 2 ** 32
+    values = [0, border_value]
+    assert_equal(build_uint_array([*values, nil]),
+                 Arrow::UInt64Array.new(3,
+                                        Arrow::Buffer.new(values.pack("Q*")),
+                                        Arrow::Buffer.new([0b011].pack("C*")),
+                                        -1))
+  end
+end