Add version 2.2.2 of composite_primary_keys.

[rails.git] / vendor / gems / composite_primary_keys-2.2.2 / test / test_exists.rb

diff --git a/vendor/gems/composite_primary_keys-2.2.2/test/test_exists.rb b/vendor/gems/composite_primary_keys-2.2.2/test/test_exists.rb
new file mode 100644 (file)
index 0000000..56f4af2
--- /dev/null
+++ b/vendor/gems/composite_primary_keys-2.2.2/test/test_exists.rb
@@ -0,0 +1,29 @@
+require 'abstract_unit'
+require 'fixtures/article'
+require 'fixtures/department'
+
+class TestExists < Test::Unit::TestCase
+  fixtures :articles, :departments
+  
+  def test_single_key_exists_giving_id
+    assert Article.exists?(1)
+  end
+  
+  def test_single_key_exists_giving_condition
+    assert Article.exists?(['name = ?', 'Article One'])
+  end
+  
+  def test_composite_key_exists_giving_ids_as_string
+    assert Department.exists?('1,1,')
+  end
+  
+  def test_composite_key_exists_giving_ids_as_array
+    assert Department.exists?([1,1])
+    assert_equal(false, Department.exists?([1111,1111]))
+  end
+  
+  def test_composite_key_exists_giving_ids_as_condition
+    assert Department.exists?(['department_id = ? and location_id = ?', 1, 1])
+    assert_equal(false, Department.exists?(['department_id = ? and location_id = ?', 11111, 11111]))
+  end
+end
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