adding AR::Fixtures::File class to wrap a fixture file

1 files changed, 46 insertions, 0 deletions

diff --git a/activerecord/test/cases/fixtures/file_test.rb b/activerecord/test/cases/fixtures/file_test.rb
new file mode 100644
index 0000000000..af7a2e5a4e
--- /dev/null
+++ b/activerecord/test/cases/fixtures/file_test.rb
@@ -0,0 +1,46 @@
+require "cases/helper"
+require 'tempfile'
+
+module ActiveRecord
+  class Fixtures
+    class FileTest < ActiveRecord::TestCase
+      def test_open
+        fh = File.open(::File.join(FIXTURES_ROOT, "accounts.yml"))
+        assert_equal 6, fh.to_a.length
+      end
+
+      def test_open_with_block
+        called = false
+        File.open(::File.join(FIXTURES_ROOT, "accounts.yml")) do |fh|
+          called = true
+          assert_equal 6, fh.to_a.length
+        end
+        assert called, 'block called'
+      end
+
+      def test_names
+        File.open(::File.join(FIXTURES_ROOT, "accounts.yml")) do |fh|
+          assert_equal ["signals37",
+                        "unknown",
+                        "rails_core_account",
+                        "last_account",
+                        "rails_core_account_2",
+                        "odegy_account"], fh.to_a.map(&:first)
+        end
+      end
+
+      def test_values
+        File.open(::File.join(FIXTURES_ROOT, "accounts.yml")) do |fh|
+          assert_equal [1,2,3,4,5,6], fh.to_a.map(&:last).map { |x| x['id'] }
+        end
+      end
+
+      def test_erb_processing
+        File.open(::File.join(FIXTURES_ROOT, "developers.yml")) do |fh|
+          devs = Array.new(8) { |i| "dev_#{i + 3}" }
+          assert_equal [], devs - fh.to_a.map(&:first)
+        end
+      end
+    end
+  end
+end