[arrow] branch master updated: ARROW-1970: [GLib] Add garrow_chunked_array_get_value_data_type() and garrow_chunked_array_get_value_type()

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The following commit(s) were added to refs/heads/master by this push:
     new bda85bb  ARROW-1970: [GLib] Add garrow_chunked_array_get_value_data_type() and garrow_chunked_array_get_value_type()
bda85bb is described below

commit bda85bb1d58b71b822b358653665407de0cd4cad
Author: Kouhei Sutou <ko...@clear-code.com>
AuthorDate: Sun Jan 7 12:19:29 2018 -0500

    ARROW-1970: [GLib] Add garrow_chunked_array_get_value_data_type() and garrow_chunked_array_get_value_type()
    
    Author: Kouhei Sutou <ko...@clear-code.com>
    
    Closes #1458 from kou/glib-add-chunked-array-get-value-type and squashes the following commits:
    
    4d99a079 [Kouhei Sutou] [GLib] Add garrow_chunked_array_get_value_data_type() and garrow_chunked_array_get_value_type()
---
 c_glib/arrow-glib/chunked-array.cpp | 35 +++++++++++++++++++++++++++++++++++
 c_glib/arrow-glib/chunked-array.h   |  5 +++++
 c_glib/test/test-chunked-array.rb   | 18 ++++++++++++++++++
 3 files changed, 58 insertions(+)

diff --git a/c_glib/arrow-glib/chunked-array.cpp b/c_glib/arrow-glib/chunked-array.cpp
index 62d666f..69195c5 100644
--- a/c_glib/arrow-glib/chunked-array.cpp
+++ b/c_glib/arrow-glib/chunked-array.cpp
@@ -23,6 +23,8 @@
 
 #include <arrow-glib/array.hpp>
 #include <arrow-glib/chunked-array.hpp>
+#include <arrow-glib/data-type.hpp>
+#include <arrow-glib/type.hpp>
 
 G_BEGIN_DECLS
 
@@ -164,6 +166,39 @@ garrow_chunked_array_equal(GArrowChunkedArray *chunked_array,
 }
 
 /**
+ * garrow_chunked_array_get_value_data_type:
+ * @chunked_array: A #GArrowChunkedArray.
+ *
+ * Returns: (transfer full): The #GArrowDataType of the value of
+ *   the chunked array.
+ *
+ * Since: 0.9.0
+ */
+GArrowDataType *
+garrow_chunked_array_get_value_data_type(GArrowChunkedArray *chunked_array)
+{
+  auto arrow_chunked_array = garrow_chunked_array_get_raw(chunked_array);
+  auto arrow_type = arrow_chunked_array->type();
+  return garrow_data_type_new_raw(&arrow_type);
+}
+
+/**
+ * garrow_chunked_array_get_value_type:
+ * @chunked_array: A #GArrowChunkedArray.
+ *
+ * Returns: The #GArrowType of the value of the chunked array.
+ *
+ * Since: 0.9.0
+ */
+GArrowType
+garrow_chunked_array_get_value_type(GArrowChunkedArray *chunked_array)
+{
+  auto arrow_chunked_array = garrow_chunked_array_get_raw(chunked_array);
+  auto arrow_type = arrow_chunked_array->type();
+  return garrow_type_from_raw(arrow_type->id());
+}
+
+/**
  * garrow_chunked_array_get_length:
  * @chunked_array: A #GArrowChunkedArray.
  *
diff --git a/c_glib/arrow-glib/chunked-array.h b/c_glib/arrow-glib/chunked-array.h
index c5f986a..0c3c81a 100644
--- a/c_glib/arrow-glib/chunked-array.h
+++ b/c_glib/arrow-glib/chunked-array.h
@@ -70,6 +70,11 @@ GArrowChunkedArray *garrow_chunked_array_new(GList *chunks);
 gboolean garrow_chunked_array_equal(GArrowChunkedArray *chunked_array,
                                     GArrowChunkedArray *other_chunked_array);
 
+GArrowDataType *
+garrow_chunked_array_get_value_data_type(GArrowChunkedArray *chunked_array);
+GArrowType
+garrow_chunked_array_get_value_type(GArrowChunkedArray *chunked_array);
+
 guint64 garrow_chunked_array_get_length (GArrowChunkedArray *chunked_array);
 guint64 garrow_chunked_array_get_n_nulls(GArrowChunkedArray *chunked_array);
 guint   garrow_chunked_array_get_n_chunks (GArrowChunkedArray *chunked_array);
diff --git a/c_glib/test/test-chunked-array.rb b/c_glib/test/test-chunked-array.rb
index cde7a8b..9287058 100644
--- a/c_glib/test/test-chunked-array.rb
+++ b/c_glib/test/test-chunked-array.rb
@@ -31,6 +31,24 @@ class TestChunkedArray < Test::Unit::TestCase
                  Arrow::ChunkedArray.new(chunks2))
   end
 
+  def test_value_data_type
+    chunks = [
+      build_boolean_array([true, false]),
+      build_boolean_array([true]),
+    ]
+    assert_equal(Arrow::BooleanDataType.new,
+                 Arrow::ChunkedArray.new(chunks).value_data_type)
+  end
+
+  def test_value_type
+    chunks = [
+      build_boolean_array([true, false]),
+      build_boolean_array([true]),
+    ]
+    assert_equal(Arrow::Type::BOOL,
+                 Arrow::ChunkedArray.new(chunks).value_type)
+  end
+
   def test_length
     chunks = [
       build_boolean_array([true, false]),

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