Initial release of Discourse

spec/components/import/json_decoder_spec.rb

@@ -0,0 +1,62 @@
+require 'spec_helper'
+require 'import/json_decoder'
+
+describe Import::JsonDecoder do
+
+  describe "start" do
+    context "given valid arguments" do
+      before do
+        @version = '20121201205642'
+        @export_data = {
+          schema: { source: 'discourse', version: @version},
+          categories: {
+            fields: Category.columns.map(&:name),
+            rows: [
+              ["3", "entertainment", "AB9364", "155", nil, nil, nil, nil, "19", "2012-07-12 18:55:56.355932", "2012-07-12 18:55:56.355932", "1186", "17", "0", "0", "entertainment"],
+              ["4", "question", "AB9364", "164", nil, nil, nil, nil, "1", "2012-07-12 18:55:56.355932", "2012-07-12 18:55:56.355932", "1186", "1", "0", "0", "question"]
+            ]
+          },
+          notifications: {
+            fields: Notification.columns.map(&:name),
+            rows: [
+              ["1416", "2", "1214", "{\"topic_title\":\"UI: Where did the 'Create a Topic' button go?\",\"display_username\":\"Lowell Heddings\"}", "t", "2012-12-09 18:05:09.862898", "2012-12-09 18:05:09.862898", "394", "2", nil],
+              ["1415", "2", "1187", "{\"topic_title\":\"Jenkins Config.xml\",\"display_username\":\"Sam\"}", "t", "2012-12-08 10:11:17.599724", "2012-12-08 10:11:17.599724", "392", "3", nil]
+            ]
+          }
+        }
+        @testIO = StringIO.new(@export_data.to_json, 'r')
+        @decoder = Import::JsonDecoder.new('json_decoder_spec.json.gz')
+        @decoder.stubs(:input_stream).returns(@testIO)
+        @valid_args = { callbacks: { schema_info: stub_everything, table_data: stub_everything } }
+      end
+
+      it "should call the schema_info callback before sending table data" do
+        callback_sequence = sequence('callbacks')
+        @valid_args[:callbacks][:schema_info].expects(:call).in_sequence(callback_sequence)
+        @valid_args[:callbacks][:table_data].expects(:call).in_sequence(callback_sequence).at_least_once
+        @decoder.start( @valid_args )
+      end
+
+      it "should call the schema_info callback with source and version parameters when export data is from discourse" do
+        @valid_args[:callbacks][:schema_info].expects(:call).with do |arg|
+          arg.should have_key(:source)
+          arg.should have_key(:version)
+          arg[:source].should == @export_data[:schema][:source]
+          arg[:version].should == @export_data[:schema][:version]
+        end
+        @decoder.start( @valid_args )
+      end
+
+      it "should call the table_data callback at least once for each table in the export file" do
+        @valid_args[:callbacks][:table_data].expects(:call).with('categories',    @export_data[:categories][:fields],    anything, anything).at_least_once
+        @valid_args[:callbacks][:table_data].expects(:call).with('notifications', @export_data[:notifications][:fields], anything, anything).at_least_once
+        @decoder.start( @valid_args )
+      end
+    end
+
+    context "given invalid arguments" do
+
+    end
+  end
+
+end