From 0e893eb2b33c7fd0eb26e0b29ce7b400f07b14ae Mon Sep 17 00:00:00 2001
From: Jochen Topf <jochen@topf.org>
Date: Sun, 7 Nov 2010 18:37:14 +0100
Subject: Refactoring order_by

---
 web/test/test_sql.rb | 103 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 103 insertions(+)
 create mode 100644 web/test/test_sql.rb

(limited to 'web/test')

diff --git a/web/test/test_sql.rb b/web/test/test_sql.rb
new file mode 100644
index 0000000..4ff7ca0
--- /dev/null
+++ b/web/test/test_sql.rb
@@ -0,0 +1,103 @@
+$: << 'lib'
+require File.join(File.dirname(__FILE__), '..', 'lib', 'sql.rb')
+require 'test/unit'
+
+class TestSql < Test::Unit::TestCase
+
+    def setup
+        @select = SQL::Select.new('test', 'test')
+    end
+
+    def test_order_by_no_block
+        assert_kind_of SQL::Select, @select
+        @select.order_by(:foo)
+        assert_equal 'test ORDER BY foo ASC', @select.build_query
+    end
+
+    def test_order_by_no_block_desc
+        assert_kind_of SQL::Select, @select
+        @select.order_by(:foo, :desc)
+        assert_equal 'test ORDER BY foo DESC', @select.build_query
+    end
+
+    def test_order_by_simple
+        assert_kind_of SQL::Select, @select
+        @select.order_by(:foo) do |o|
+            o.foo
+        end
+        assert_equal 'test ORDER BY foo ASC', @select.build_query
+    end
+
+    def test_order_by_desc
+        @select.order_by(:foo, 'desc') do |o|
+            o.foo
+        end
+        assert_equal 'test ORDER BY foo DESC', @select.build_query
+    end
+
+    def test_order_by_unused
+        @select.order_by([:foo]) do |o|
+            o.foo
+            o.bar! 'baz'
+        end
+        assert_equal 'test ORDER BY foo ASC', @select.build_query
+    end
+
+    def test_order_by_reverse
+        @select.order_by(:bar) do |o|
+            o.foo
+            o.bar! 'baz'
+        end
+        assert_equal 'test ORDER BY baz DESC', @select.build_query
+    end
+
+    def test_order_by_array
+        @select.order_by([:foo, 'bar']) do |o|
+            o.bar! 'baz'
+            o.foo
+        end
+        assert_equal 'test ORDER BY foo ASC,baz DESC', @select.build_query
+    end
+
+    def test_order_by_array_reverse
+        @select.order_by([:bar, :foo], 'DESC') do |o|
+            o.foo
+            o.bar!
+        end
+        assert_equal 'test ORDER BY bar ASC,foo DESC', @select.build_query
+    end
+
+    def test_order_by_array_multiple
+        @select.order_by([:bar, :foo], :DESC) do |o|
+            o.foo 'f1'
+            o.foo! :f2
+            o.bar :baz
+        end
+        assert_equal 'test ORDER BY baz DESC,f1 DESC,f2 ASC', @select.build_query
+    end
+
+    def test_order_by_map
+        @select.order_by(:length) do |o|
+            o.length 'length(foo)'
+            o.length :foo
+        end
+        assert_equal 'test ORDER BY length(foo) ASC,foo ASC', @select.build_query
+    end
+
+    def test_order_by_asc_or_desc
+        assert_raise ArgumentError do
+            @select.order_by(:foo, 'blub') do |o|
+                o.foo
+            end
+        end
+    end
+
+    def test_order_by_no_def
+        assert_raise ArgumentError do
+            @select.order_by(:foo) do |o|
+                o.bar
+            end
+        end
+    end
+
+end
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