1 files changed, 69 insertions, 0 deletions
diff --git a/src/arrow/c_glib/test/test-scalar-datum.rb b/src/arrow/c_glib/test/test-scalar-datum.rb
new file mode 100644
index 000000000..17e5d6b06
--- /dev/null
+++ b/src/arrow/c_glib/test/test-scalar-datum.rb
@@ -0,0 +1,69 @@
+# 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 TestScalarDatum < Test::Unit::TestCase
+  include Helper::Buildable
+
+  def setup
+    @scalar = Arrow::BooleanScalar.new(true)
+    @datum = Arrow::ScalarDatum.new(@scalar)
+  end
+
+  def test_array?
+    assert do
+      not @datum.array?
+    end
+  end
+
+  def test_array_like?
+    assert do
+      not @datum.array_like?
+    end
+  end
+
+  def test_scalar?
+    assert do
+      @datum.scalar?
+    end
+  end
+
+  def test_value?
+    assert do
+      @datum.value?
+    end
+  end
+
+  sub_test_case("==") do
+    def test_true
+      assert_equal(Arrow::ScalarDatum.new(@scalar),
+                   Arrow::ScalarDatum.new(@scalar))
+    end
+
+    def test_false
+      assert_not_equal(@datum,
+                       Arrow::ArrayDatum.new(build_boolean_array([true, false])))
+    end
+  end
+
+  def test_to_string
+    assert_equal("Scalar", @datum.to_s)
+  end
+
+  def test_value
+    assert_equal(@scalar, @datum.value)
+  end
+end