Tests to run against sample lists of postcodes. If you have the PostZ…

…on file, you can generate a list and put it in test/samples/postzon.list to test against it.

.gitignore

@@ -0,0 +1 @@
+test/samples/postzon.list

Rakefile

@@ -28,7 +28,7 @@ spec = Gem::Specification.new do |s|
 
   s.has_rdoc          = true
 
-  s.files             = %w(Rakefile README.md) + Dir.glob("{bin,test,lib}/**/*")
+  s.files             = %w(Rakefile README.md) + Dir.glob("{bin,test,lib}/**/*") - ["test/samples/postzon.list"]
   s.executables       = FileList["bin/**"].map { |f| File.basename(f) }
 
   s.require_paths     = ["lib"]

test/samples/wikipedia.list

@@ -0,0 +1,36 @@
+# Special postcodes listed in http://en.wikipedia.org/wiki/UK_postcode
+
+SW1A 0AA
+SW1A 1AA
+SW1A 2AA
+BS98 1TL
+BX1  1LT
+BX5  5AT
+CF99 1NA
+DH99 1NS
+E16  1XL
+E98  1NW
+E98  1SN
+E98  1ST
+E98  1TT
+EC4Y 0HQ
+EH99 1SP
+EN8  9SL
+G58  1SB
+GIR  0AA
+L30  4GB
+LS98 1FD
+M2   5BE
+N81  1ER
+S2   4SU
+S6   1SW
+SE1  8UJ
+SE9  2UG
+SN38 1NW
+SW1A 0PW
+SW1A 2HQ
+SW1W 0DT
+TS1  3BA
+W1A  1AA
+W1F  9DJ
+GIR  0AA

test/test_samples.rb

@@ -0,0 +1,28 @@
+$:.unshift File.join(File.dirname(__FILE__), "..", "lib")
+require "test/unit"
+require "shoulda"
+require "uk_postcode"
+
+class UKPostcodeTest < Test::Unit::TestCase
+
+  Dir[File.join(File.dirname(__FILE__), "samples", "*.list")].each do |path|
+    context "in sample file #{File.basename(path, ".list")}" do
+      setup do
+        @file = open(path)
+      end
+
+      teardown do
+        @file.close
+      end
+
+      should "be valid for each line in sample file" do
+        @file.each_line do |line|
+          next if line =~ /^#|^$/
+          sample = line.chomp.sub(/\s+/, "")
+          postcode = UKPostcode.new(sample)
+          assert postcode.valid?, "'#{sample}' should be valid"
+        end
+      end
+    end
+  end
+end