1 files changed, 49 insertions, 0 deletions
diff --git a/src/arrow/c_glib/test/test-double-scalar.rb b/src/arrow/c_glib/test/test-double-scalar.rb
new file mode 100644
index 000000000..eea673b41
--- /dev/null
+++ b/src/arrow/c_glib/test/test-double-scalar.rb
@@ -0,0 +1,49 @@
+# 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 TestDoubleScalar < Test::Unit::TestCase
+  def setup
+    @scalar = Arrow::DoubleScalar.new(1.1)
+  end
+
+  def test_data_type
+    assert_equal(Arrow::DoubleDataType.new,
+                 @scalar.data_type)
+  end
+
+  def test_valid?
+    assert do
+      @scalar.valid?
+    end
+  end
+
+  def test_equal
+    options = Arrow::EqualOptions.new
+    options.approx = true
+    assert do
+      @scalar.equal_options(Arrow::DoubleScalar.new(1.1), options)
+    end
+  end
+
+  def test_to_s
+    assert_equal("1.1", @scalar.to_s)
+  end
+
+  def test_value
+    assert_in_delta(1.1, @scalar.value)
+  end
+end