From 9498e71319c8d8383db59f31638c72cdef9efc32 Mon Sep 17 00:00:00 2001
From: Austin Schneider <austinthecoder@gmail.com>
Date: Tue, 17 Apr 2012 11:24:04 -0400
Subject: [PATCH] tests for Pagination

---
 spec/topspin_api/pagination_spec.rb | 48 +++++++++++++++++++++++++++++
 1 file changed, 48 insertions(+)
 create mode 100644 spec/topspin_api/pagination_spec.rb

diff --git a/spec/topspin_api/pagination_spec.rb b/spec/topspin_api/pagination_spec.rb
new file mode 100644
index 0000000..2d584c8
--- /dev/null
+++ b/spec/topspin_api/pagination_spec.rb
@@ -0,0 +1,48 @@
+require 'spec_helper'
+
+describe TopspinApi::Pagination do
+
+  before :all do
+    @klass = Class.new.send :include, described_class
+  end
+
+  subject { @klass.new }
+
+  describe "decorate" do
+    context "given a hash-like object with pagination-related keys" do
+      before do
+        @hash = {'total_pages' => 52, 'current_page' => 14, 'total_entries' => 362, 'per_page' => 7}
+        @obj = Object.new
+      end
+
+      it "adds these keys as methods to the given object" do
+        subject.decorate @hash, @obj
+        @obj.total_pages.should == 52
+        @obj.current_page.should == 14
+        @obj.total_entries.should == 362
+        @obj.per_page.should == 7
+      end
+
+      it "returns the object" do
+        subject.decorate(@hash, @obj).should == @obj
+      end
+
+      it "converts the hash values to integers as needed" do
+        @hash['per_page'] = '7'
+        subject.decorate(@hash, @object).per_page.should == 7
+      end
+
+      it "gracefully handles missing keys" do
+        @hash.delete 'total_pages'
+        expect { subject.decorate(@hash, @obj) }.to_not raise_error
+      end
+    end
+
+    context "without a hash-like object" do
+      it "raises NoMethodError" do
+        expect { subject.decorate Object.new, Object.new }.to raise_error(NoMethodError)
+      end
+    end
+  end
+
+end
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