From b7bde8e868d0eb93df887064935a9e66e376fe67 Mon Sep 17 00:00:00 2001
From: Ben Burkert <ben@benburkert.com>
Date: Wed, 28 May 2008 18:01:25 -0500
Subject: [PATCH] Added specs for item & line item.

---
 app/models/item.rb                 |  4 +++-
 app/models/item/line_item.rb       |  5 +++--
 app/models/product.rb              |  4 ++--
 app/models/upload/image.rb         |  1 -
 spec/models/item/line_item_spec.rb | 17 +++++++++++++++++
 spec/models/item_spec.rb           | 16 ++++++++++++++++
 spec/spec_fixtures.rb              | 16 ++++++++++++++++
 7 files changed, 57 insertions(+), 6 deletions(-)
 create mode 100644 spec/models/item/line_item_spec.rb
 create mode 100644 spec/models/item_spec.rb

diff --git a/app/models/item.rb b/app/models/item.rb
index 600d22c..b3c4bbf 100644
--- a/app/models/item.rb
+++ b/app/models/item.rb
@@ -6,5 +6,7 @@ class Item
   property :name,       String
   property :product_id, Integer  # foreign-key
 
-  has 1, :product
+  belongs_to :product
+
+  validates_present :product
 end
\ No newline at end of file
diff --git a/app/models/item/line_item.rb b/app/models/item/line_item.rb
index 5644663..fd010ff 100644
--- a/app/models/item/line_item.rb
+++ b/app/models/item/line_item.rb
@@ -1,5 +1,6 @@
 class LineItem < Item
+  property :unit_price, BigDecimal
+  property :quantity,   Integer
 
-  property :unit_price, BigDecimal,  :default => 0.0, :nullable => false
-  property :quantity,   Integer,     :default => 0,   :nullable => false
+  validates_present :unit_price, :quantity
 end
\ No newline at end of file
diff --git a/app/models/product.rb b/app/models/product.rb
index 100ff8b..62a35fb 100644
--- a/app/models/product.rb
+++ b/app/models/product.rb
@@ -13,11 +13,11 @@ class Product
   property :size_height,      Float,                  :default => 0.0,      :nullable => false
   property :size_depth,       Float,                  :default => 0.0,      :nullable => false
   property :weight,           Float,                  :default => 0.0,      :nullable => false
-  property :is_discontinued,  Boolean,                :default => false
+  property :is_discontinued,  Boolean,                :default => false,    :nullable => false
 
   has n, :items
   has n, :variations
   has n, :product_images
 
-  validates_present :name, :code
+  alias_method :discontinued?, :is_discontinued
 end
\ No newline at end of file
diff --git a/app/models/upload/image.rb b/app/models/upload/image.rb
index ec13ceb..3a9bd95 100644
--- a/app/models/upload/image.rb
+++ b/app/models/upload/image.rb
@@ -1,5 +1,4 @@
 class Image < Upload
-
   IMAGE_EXTENSIONS = ['gif', 'jpg', 'jpeg', 'png', 'bmp']
 
   property :width,      Integer, :default => 0, :nullable => false
diff --git a/spec/models/item/line_item_spec.rb b/spec/models/item/line_item_spec.rb
new file mode 100644
index 0000000..6d2818e
--- /dev/null
+++ b/spec/models/item/line_item_spec.rb
@@ -0,0 +1,17 @@
+require File.join( File.dirname(__FILE__), "..", "..", "spec_helper" )
+
+describe LineItem do
+  before(:each) do
+    DataMapper.auto_migrate!
+  end
+
+  it "should require a unit_price & quantity" do
+    li = LineItem.create(LineItem.gen_attrs.except(:unit_price))
+    li.should_not be_valid
+    li.errors.should include(:unit_price)
+
+    li = LineItem.create(LineItem.gen_attrs.except(:quantity))
+    li.should_not be_valid
+    li.errors.should include(:quantity)
+  end
+end
\ No newline at end of file
diff --git a/spec/models/item_spec.rb b/spec/models/item_spec.rb
new file mode 100644
index 0000000..31232e4
--- /dev/null
+++ b/spec/models/item_spec.rb
@@ -0,0 +1,16 @@
+require File.join( File.dirname(__FILE__), "..", "spec_helper" )
+
+describe Item do
+  before(:each) do
+    DataMapper.auto_migrate!
+  end
+
+  describe "associations" do
+    it "should belong to a product" do
+      product = Product.gen
+      item = Item.create(Item.gen_attrs.merge(:product => product))
+      item.product.should == product
+      item.should be_valid
+    end
+  end
+end
\ No newline at end of file
diff --git a/spec/spec_fixtures.rb b/spec/spec_fixtures.rb
index d0d1d1b..1569e73 100644
--- a/spec/spec_fixtures.rb
+++ b/spec/spec_fixtures.rb
@@ -24,11 +24,27 @@ Customer.fixture {{
   :username => Random.word(:max => 50, :unique => true)
 }}
 
+Item.fixture {{
+
+}}
+
+LineItem.fixture {{
+  :quantity => rand(10),
+  :unit_price => rand * rand(1_000)
+}}
+
 Order.fixture {{
   :order_number => rand(100_000),
   :tax          => rand * rand(1_000)
 }}
 
+Product.fixture {{
+  :name => Random.word,
+  :code => "%010d" % rand(1_000_000),
+  :date_available => Time.now,
+  :is_discontinued => Random.boolean
+}}
+
 State.fixture {{
   :country  => Country.gen,
   :name     => name = Random.word,
-- 
2.11.4.GIT