Add a bunch of specs for attribute type casting.

1 files changed, 43 insertions, 0 deletions

diff --git a/spec/attributes/string_spec.rb b/spec/attributes/string_spec.rb
new file mode 100644
index 0000000000..f6d65dd045
--- /dev/null
+++ b/spec/attributes/string_spec.rb
@@ -0,0 +1,43 @@
+require 'spec_helper'
+require 'bigdecimal'
+
+module Arel
+  describe "Attributes::String" do
+
+    before :all do
+      @relation = Model.build do |r|
+        r.engine Testing::Engine.new
+        r.attribute :name, Attributes::String
+      end
+    end
+
+    def type_cast(val)
+      @relation[:name].type_cast(val)
+    end
+
+    describe "#type_cast" do
+      it "returns same value if passed a String" do
+        val = "hell"
+        type_cast(val).should eql(val)
+      end
+
+      it "returns nil if passed nil" do
+        type_cast(nil).should be_nil
+      end
+
+      it "returns String representation of Symbol" do
+        type_cast(:hello).should == "hello"
+      end
+
+      it "returns string representation of Integer" do
+        type_cast(1).should == '1'
+      end
+
+      it "calls #to_s on arbitrary objects" do
+        obj = Object.new
+        obj.extend Module.new { def to_s ; 'hello' ; end }
+        type_cast(obj).should == 'hello'
+      end
+    end
+  end
+end
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