1 files changed, 103 insertions, 0 deletions
diff --git a/src/arrow/ruby/red-arrow/test/test-binary-dictionary-array-builder.rb b/src/arrow/ruby/red-arrow/test/test-binary-dictionary-array-builder.rb
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+++ b/src/arrow/ruby/red-arrow/test/test-binary-dictionary-array-builder.rb
@@ -0,0 +1,103 @@
+# 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 BinaryDictionaryArrayBuilderTest < Test::Unit::TestCase
+  def setup
+    @builder = Arrow::BinaryDictionaryArrayBuilder.new
+  end
+
+  sub_test_case("#append_values") do
+    test("[nil]") do
+      @builder.append_values([nil])
+      array = @builder.finish
+      assert_equal([
+                     [],
+                     [nil],
+                   ],
+                   [
+                     array.dictionary.to_a,
+                     array.indices.to_a,
+                   ])
+    end
+
+    test("[String]") do
+      @builder.append_values(["he\xffllo"])
+      array = @builder.finish
+      assert_equal([
+                     ["he\xffllo".b],
+                     [0],
+                   ],
+                   [
+                     array.dictionary.to_a,
+                     array.indices.to_a,
+                   ])
+    end
+
+    test("[Symbol]") do
+      @builder.append_values([:hello])
+      array = @builder.finish
+      assert_equal([
+                     ["hello"],
+                     [0],
+                   ],
+                   [
+                     array.dictionary.to_a,
+                     array.indices.to_a,
+                   ])
+    end
+
+    test("[nil, String, Symbol]") do
+      @builder.append_values([
+                               nil,
+                               "He\xffllo",
+                               :world,
+                               "world",
+                             ])
+      array = @builder.finish
+      assert_equal([
+                     ["He\xffllo".b, "world"],
+                     [nil, 0, 1, 1],
+                   ],
+                   [
+                     array.dictionary.to_a,
+                     array.indices.to_a,
+                   ])
+    end
+
+    test("is_valids") do
+      @builder.append_values([
+                               "He\xffllo",
+                               :world,
+                               :goodbye,
+                             ],
+                             [
+                               true,
+                               false,
+                               true,
+                             ])
+      array = @builder.finish
+      assert_equal([
+                     ["He\xffllo".b, "goodbye"],
+                     [0, nil, 1],
+                   ],
+                   [
+                     array.dictionary.to_a,
+                     array.indices.to_a,
+                   ])
+    end
+  end
+end