Make MySQL driver serialize decimals properly

jefmathiot · Mar 7, 2015 · 866adfa · 866adfa
1 parent 033df3a
commit 866adfa
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Showing 2 changed files with 11 additions and 4 deletions.
diff --git a/lib/gros_calin/mysql.rb b/lib/gros_calin/mysql.rb
@@ -9,7 +9,13 @@ class Mysql
       register 'mysql'
 
       def query(id, sql)
-        Mysql2::Client.new(@options).query(sql).each
+        Mysql2::Client.new(@options).query(sql).map do |row|
+          {}.tap do |result|
+            row.each do|key, value|
+              result[key] = value.is_a?(BigDecimal) ? value.to_f : value
+            end
+          end
+        end
       end
     end
 

diff --git a/spec/gros_calin/mysql_spec.rb b/spec/gros_calin/mysql_spec.rb
@@ -9,9 +9,10 @@
   it 'queries the database' do
     Mysql2::Client.expects(:new).with(options={an_option: 1}).
       returns(client=mock)
-    client.expects(:query).with('select').returns(result=mock)
-    result.expects(:each).returns(data=[])
-    subject.new(options).query('id', 'select').must_equal data
+    client.expects(:query).with('select').
+      returns(result=[{ 'id'=>1, 'value'=>BigDecimal.new(0.0075, 2) }])
+    subject.new(options).query('id', 'select').
+      must_equal [{'id'=>1, 'value'=> 0.0075}]
   end
 
 end