From 29d081c47a43cc5d979836541cb73a816c95981d Mon Sep 17 00:00:00 2001
From: Yasuo Honda <yasuo.honda@gmail.com>
Date: Tue, 5 Dec 2017 19:16:11 +0000
Subject: Execute `JsonAttributeTest` only if `supports_json?` returns `true`

Oracle enhanced adapter does not fully support JSON datatype then `supports_json?` returns `false`.
I wanted to skip known failures and errors when tested with Oracle enhanced adapter.
---
 activerecord/test/cases/json_attribute_test.rb | 46 ++++++++++++++------------
 1 file changed, 24 insertions(+), 22 deletions(-)

(limited to 'activerecord/test')

diff --git a/activerecord/test/cases/json_attribute_test.rb b/activerecord/test/cases/json_attribute_test.rb
index 63f3c77fc3..a6fd4f34dc 100644
--- a/activerecord/test/cases/json_attribute_test.rb
+++ b/activerecord/test/cases/json_attribute_test.rb
@@ -3,33 +3,35 @@
 require "cases/helper"
 require "cases/json_shared_test_cases"
 
-class JsonAttributeTest < ActiveRecord::TestCase
-  include JSONSharedTestCases
-  self.use_transactional_tests = false
+if ActiveRecord::Base.connection.supports_json?
+  class JsonAttributeTest < ActiveRecord::TestCase
+    include JSONSharedTestCases
+    self.use_transactional_tests = false
 
-  class JsonDataTypeOnText < ActiveRecord::Base
-    self.table_name = "json_data_type"
+    class JsonDataTypeOnText < ActiveRecord::Base
+      self.table_name = "json_data_type"
 
-    attribute :payload,  :json
-    attribute :settings, :json
+      attribute :payload,  :json
+      attribute :settings, :json
 
-    store_accessor :settings, :resolution
-  end
-
-  def setup
-    super
-    @connection.create_table("json_data_type") do |t|
-      t.text "payload"
-      t.text "settings"
+      store_accessor :settings, :resolution
     end
-  end
 
-  private
-    def column_type
-      :text
+    def setup
+      super
+      @connection.create_table("json_data_type") do |t|
+        t.text "payload"
+        t.text "settings"
+      end
     end
 
-    def klass
-      JsonDataTypeOnText
-    end
+    private
+      def column_type
+        :text
+      end
+
+      def klass
+        JsonDataTypeOnText
+      end
+  end
 end
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