test/representer_computer_test.rb in roar-rails-0.0.15 vs test/representer_computer_test.rb in roar-rails-0.1.0

@@ -3,16 +3,26 @@
 module ObjectRepresenter
 end
 module ObjectsRepresenter
 end
 
+module V1
+  module SingerRepresenter
+  end
+  module BassistRepresenter
+  end
+  module SingersRepresenter
+  end
+end
+
+class Bassist
+end
+
 class RepresenterComputerTest < MiniTest::Spec
   let (:subject) { Roar::Rails::ControllerAdditions::RepresenterComputer.new }
 
   describe "nothing configured" do
-
-
     it "uses model class" do
       subject.for(:json, Singer.new, "bands").must_equal SingerRepresenter
     end
 
     it "uses plural controller name when collection" do
@@ -37,15 +47,27 @@
 
     it "returns :entity representer constant" do
       subject.for(:json, Singer.new, "bands").must_equal ObjectRepresenter
     end
 
-    it "doesn't infer collection representer" do
-      subject.for(:json, [], "bands").must_equal nil
+    it "infer collection representer" do
+      subject.for(:json, [], "singers").must_equal SingersRepresenter
     end
   end
 
+  describe "represents :json, :collection => SingersRepresenter only" do
+    before { subject.add(:json, :collection => SingersRepresenter) }
+
+    it "infers entity representer" do
+      subject.for(:json, Singer.new, "bands").must_equal SingerRepresenter
+    end
+
+    it "returns :collection representer" do
+      subject.for(:json, [Singer.new], "singers").must_equal SingersRepresenter
+    end
+  end
+
   describe "represents :json, :entity => SingerRepresenter, :collection => SingersRepresenter" do
     before { subject.add(:json, :entity     => ObjectRepresenter,
                                 :collection => SingersRepresenter) }
 
     it "returns :entity representer constant" do
@@ -55,19 +77,62 @@
     it "doesn't infer collection representer" do
       subject.for(:json, [], "bands").must_equal SingersRepresenter
     end
   end
 
+  describe "namespaces" do
+    describe "unconfigured" do
+      it "returns namespaced entity" do
+        subject.for(:json, Singer.new, "v1/singers").must_equal V1::SingerRepresenter
+      end
+
+      it "returns polymorphic namespaced entity" do
+        subject.for(:json, Bassist.new, "v1/singers").must_equal V1::BassistRepresenter
+      end
+
+      it "returns namespaced collection" do
+        subject.for(:json, [Object.new], "v1/singers").must_equal V1::SingersRepresenter
+      end
+    end
+  end
+
+  describe "with ActiveRecord::Relation" do
+    before { subject.add(:json, :entity     => ObjectRepresenter,
+                                :collection => SingersRepresenter) }
+
+    it "detects collection in form of ActiveRecord::Relation" do
+      subject.for(:json, Artist.find(:all), "artists").must_equal SingersRepresenter
+    end
+  end
+
   describe "#add" do
     it "doesn't constantize" do
       subject.add(:json, :entity => "ObjectRepresenter")
       subject.send(:name_for, :json, Object.new, "bands").must_equal "ObjectRepresenter"
     end
   end
 
   describe "#for" do
+    before { subject.add(:json, :entity => "ObjectRepresenter") }
+
     it "constantizes strings" do
-      subject.add(:json, :entity => "ObjectRepresenter")
       subject.for(:json, Object.new, "bands").must_equal ObjectRepresenter
     end
+
+    it "accepts string format" do
+      subject.for("json", Object.new, "bands").must_equal ObjectRepresenter
+    end
+
+    it "returns nil when not present" do
+      skip "not sure what to do when format is unknown"
+      subject.for(:xml, Class.new.new, "bands").must_equal nil
+    end
   end
+end
+
+class PathTest < MiniTest::Spec
+  let (:path) { Roar::Rails::ControllerAdditions::RepresenterComputer::Path }
+
+  it { path.new("bands").namespace.must_equal nil }
+  it { path.new("v1/bands").namespace.must_equal "v1" }
+  it { path.new("api/v1/bands").namespace.must_equal "api/v1" }
 end
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