to_csv_spec.rb in dm-serializer-0.10.0

- old
+ new
@@ -1,48 +1,62 @@
-require 'pathname'
-require Pathname(__FILE__).dirname.expand_path.parent + 'spec_helper'
+require 'spec_helper'
 
-describe DataMapper::Serialize, '#to_csv' do
-  #
-  # ==== blah, it's CSV
-  #
+if defined?(::CSV)
+  describe DataMapper::Serialize, '#to_csv' do
+    #
+    # ==== blah, it's CSV
+    #
 
-  before(:all) do
-    query = DataMapper::Query.new(DataMapper::repository(:default), Cow)
+    before(:all) do
+      query = DataMapper::Query.new(DataMapper::repository(:default), Cow)
 
-    @collection = DataMapper::Collection.new(query) do |c|
-      c.load([1, 2, 'Betsy', 'Jersey'])
-      c.load([10, 20, 'Berta', 'Guernsey'])
+      resources = [
+        {:id => 1, :composite => 2, :name => 'Betsy', :breed => 'Jersey'},
+        {:id => 10, :composite => 20, :name => 'Berta', :breed => 'Guernsey'}
+      ]
+
+      @collection = DataMapper::Collection.new(query, resources)
+
+      @empty_collection = DataMapper::Collection.new(query)
     end
 
-    @empty_collection = DataMapper::Collection.new(query) {}
-  end
+    it "should serialize a resource to CSV" do
+      peter = Cow.new
+      peter.id = 44
+      peter.composite = 344
+      peter.name = 'Peter'
+      peter.breed = 'Long Horn'
 
-  it "should serialize a resource to CSV" do
-    peter = Cow.new
-    peter.id = 44
-    peter.composite = 344
-    peter.name = 'Peter'
-    peter.breed = 'Long Horn'
-    peter.to_csv.chomp.split(',')[0..3].should == ['44','344','Peter','Long Horn']
-  end
+      peter.to_csv.chomp.split(',')[0..3].should == ['44','344','Peter','Long Horn']
+    end
 
-  it "should serialize a collection to CSV" do
-    result = @collection.to_csv.gsub(/[[:space:]]+\n/, "\n")
-    result.split("\n")[0].split(',')[0..3].should == ['1','2','Betsy','Jersey']
-    result.split("\n")[1].split(',')[0..3].should == ['10','20','Berta','Guernsey']
-  end
+    it "should serialize a collection to CSV" do
+      result = @collection.to_csv.gsub(/[[:space:]]+\n/, "\n")
+      result.split("\n")[0].split(',')[0..3].should == ['1','2','Betsy','Jersey']
+      result.split("\n")[1].split(',')[0..3].should == ['10','20','Berta','Guernsey']
+    end
 
-  describe "multiple repositories" do
-    before(:all) do
-      QuanTum::Cat.auto_migrate!
-      repository(:alternate){QuanTum::Cat.auto_migrate!}
+    it 'should integration with dm-validations by providing one line per error' do
+      planet = Planet.create(:name => 'a')
+      result = planet.errors.to_csv.gsub(/[[:space:]]+\n/, "\n").split("\n")
+      result.should include("name,#{planet.errors[:name][0]}")
+      result.should include("solar_system_id,#{planet.errors[:solar_system_id][0]}")
+      result.length.should == 2
     end
 
-    it "should use the repsoitory for the model" do
-      gerry = QuanTum::Cat.create(:name => "gerry")
-      george = repository(:alternate){QuanTum::Cat.create(:name => "george", :is_dead => false)}
-      gerry.to_csv.should_not match(/false/)
-      george.to_csv.should match(/false/)
+    describe "multiple repositories" do
+      before(:all) do
+        QuanTum::Cat.auto_migrate!
+        DataMapper.repository(:alternate){ QuanTum::Cat.auto_migrate! }
+      end
+
+      it "should use the repsoitory for the model" do
+        gerry = QuanTum::Cat.create(:name => "gerry")
+        george = DataMapper.repository(:alternate){ QuanTum::Cat.create(:name => "george", :is_dead => false) }
+        gerry.to_csv.should_not match(/false/)
+        george.to_csv.should match(/false/)
+      end
     end
   end
+else
+  warn "[WARNING] Cannot require 'faster_csv' or 'csv', not running #to_csv specs"
 end