2013-11-02 15:01:31 -04:00
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require 'cases/helper'
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require 'models/book'
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2013-11-04 13:22:53 -05:00
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class EnumTest < ActiveRecord::TestCase
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2013-11-02 15:01:31 -04:00
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fixtures :books
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setup do
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2013-11-02 16:13:02 -04:00
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@book = books(:awdr)
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2013-11-02 15:01:31 -04:00
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end
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test "query state by predicate" do
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assert @book.proposed?
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assert_not @book.written?
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assert_not @book.published?
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2013-11-02 20:48:16 -04:00
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assert @book.unread?
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2013-11-02 15:01:31 -04:00
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end
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2013-11-02 16:08:36 -04:00
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2013-11-02 15:01:31 -04:00
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test "query state with symbol" do
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2013-11-05 11:29:52 -05:00
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assert_equal "proposed", @book.status
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assert_equal "unread", @book.read_status
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2013-11-02 15:01:31 -04:00
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end
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2013-11-02 19:18:31 -04:00
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test "find via scope" do
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assert_equal @book, Book.proposed.first
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2013-11-02 20:48:16 -04:00
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assert_equal @book, Book.unread.first
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2013-11-02 19:18:31 -04:00
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end
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2013-11-02 15:01:31 -04:00
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test "update by declaration" do
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@book.written!
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assert @book.written?
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end
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2013-11-02 16:08:36 -04:00
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2013-11-02 15:01:31 -04:00
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test "update by setter" do
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@book.update! status: :written
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assert @book.written?
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end
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2013-11-04 13:36:22 -05:00
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test "enum methods are overwritable" do
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assert_equal "do publish work...", @book.published!
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assert @book.published?
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end
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2013-11-04 13:54:46 -05:00
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test "direct assignment" do
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@book.status = :written
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assert @book.written?
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end
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2013-11-05 11:29:52 -05:00
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test "assign string value" do
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@book.status = "written"
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assert @book.written?
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end
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2013-11-04 13:54:46 -05:00
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test "assign non existing value raises an error" do
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e = assert_raises(ArgumentError) do
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@book.status = :unknown
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end
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assert_equal "'unknown' is not a valid status", e.message
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end
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2013-11-06 09:25:04 -05:00
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test "constant to access the mapping" do
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assert_equal 0, Book::STATUS[:proposed]
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assert_equal 1, Book::STATUS["written"]
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assert_equal 2, Book::STATUS[:published]
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end
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2013-11-02 15:01:31 -04:00
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end
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