More tests

README

@@ -58,6 +58,8 @@ type
 
 * Capped collection support.
 
+* Implement order_by (right now, sort order is ignored)
+
 * More code comments. More text in this file.
 
 * Support more types: REF, SYMBOL, CODE_W_SCOPE, etc.

tests/test_db_api.rb

@@ -11,7 +11,7 @@ class DBAPITest < Test::Unit::TestCase
     @db = XGen::Mongo::Driver::Mongo.new(host, port).db('ruby-mongo-test')
     @coll = @db.collection('test')
     @coll.clear
-    @coll.insert('a' => 1)      # collection not created until it's used
+    @r1 = @coll.insert('a' => 1) # collection not created until it's used
     @coll_full_name = 'ruby-mongo-test.test'
   end
 
@@ -41,6 +41,81 @@ class DBAPITest < Test::Unit::TestCase
     assert_equal 4, docs.length
     assert docs.detect { |row| row['b'] == 4 }
   end
+  
+  def test_find_simple
+    @r2 = @coll.insert('a' => 2)
+    @r3 = @coll.insert('b' => 3)
+    # Check sizes
+    docs = @coll.find().map
+    assert_equal 3, docs.size
+    assert_equal 3, @coll.count
+
+    # Find by other value
+    docs = @coll.find('a' => @r1['a']).map
+    assert_equal 1, docs.size
+    doc = docs.first
+    assert_equal doc['_id'], @r1['_id']
+    assert_equal doc['a'], @r1['a']
+  end
+
+  def test_find_advanced
+    @coll.insert('a' => 2)
+    @coll.insert('b' => 3)
+
+    # Find by advanced query (less than)
+    docs = @coll.find('a' => { '$lt' => 10 }).map
+    assert_equal 2, docs.size
+    assert docs.detect { |row| row['a'] == 1 }
+    assert docs.detect { |row| row['a'] == 2 }
+
+    # Find by advanced query (greater than)
+    docs = @coll.find('a' => { '$gt' => 1 }).map
+    assert_equal 1, docs.size
+    assert docs.detect { |row| row['a'] == 2 }
+
+    # Find by advanced query (less than or equal to)
+    docs = @coll.find('a' => { '$lte' => 1 }).map
+    assert_equal 1, docs.size
+    assert docs.detect { |row| row['a'] == 1 }
+
+    # Find by advanced query (greater than or equal to)
+    docs = @coll.find('a' => { '$gte' => 1 }).map
+    assert_equal 2, docs.size
+    assert docs.detect { |row| row['a'] == 1 }
+    assert docs.detect { |row| row['a'] == 2 }
+
+    # Find by advanced query (between)
+    docs = @coll.find('a' => { '$gt' => 1, '$lt' => 3 }).map
+    assert_equal 1, docs.size
+    assert docs.detect { |row| row['a'] == 2 }
+
+    # Find by advanced query (in clause)
+    docs = @coll.find('a' => {'$in' => [1,2]}).map
+    assert_equal 2, docs.size
+    assert docs.detect { |row| row['a'] == 1 }
+    assert docs.detect { |row| row['a'] == 2 }
+
+    # Find by advanced query (regexp)
+    docs = @coll.find('a' => /[1|2]/).map
+    assert_equal 2, docs.size
+    assert docs.detect { |row| row['a'] == 1 }
+    assert docs.detect { |row| row['a'] == 2 }
+  end
+
+  def test_find_sorting
+    @coll.insert('a' => 2)
+    @coll.insert('b' => 3)
+
+    # Sorting (ascending)
+    docs = @coll.find({'a' => { '$lt' => 10 }}, :sort => { 'a' => 1 }).map
+    assert_equal 2, docs.size
+    assert_equal 1, docs.first['a']
+
+    # Sorting (descending)
+    docs = @coll.find({'a' => { '$lt' => 10 }}, :sort => { 'a' => -1 }).map
+    assert_equal 2, docs.size
+    assert_equal 2, docs.first['a']
+  end
 
   def test_close
     @db.close
@@ -111,41 +186,4 @@ class DBAPITest < Test::Unit::TestCase
     assert_equal 1, rows.length
     assert_equal regex, rows[0]['b']
   end
-
-  def test_find
-    @coll.insert('a' => 2)
-
-    # Find by advanced query (less than)
-    docs = @coll.find('a' => { '$lt' => 10 }).map
-    assert_equal 2, docs.size
-    assert docs.detect { |row| row['a'] == 1 }
-    assert docs.detect { |row| row['a'] == 2 }
-
-    # Find by advanced query (greater than)
-    docs = @coll.find('a' => { '$gt' => 1 }).map
-    assert_equal 1, docs.size
-    assert docs.detect { |row| row['a'] == 2 }
-
-    # Find by advanced query (less than or equal to)
-    docs = @coll.find('a' => { '$lte' => 1 }).map
-    assert_equal 1, docs.size
-    assert docs.detect { |row| row['a'] == 1 }
-
-    # Find by advanced query (greater than or equal to)
-    docs = @coll.find('a' => { '$gte' => 1 }).map
-    assert_equal 2, docs.size
-    assert docs.detect { |row| row['a'] == 1 }
-    assert docs.detect { |row| row['a'] == 2 }
-
-    # Find by advanced query (between)
-    docs = @coll.find('a' => { '$gt' => 1, '$lt' => 3 }).map
-    assert_equal 1, docs.size
-    assert docs.detect { |row| row['a'] == 2 }
-
-    # Find by advanced query (in clause)
-    docs = @coll.find('a' => {'$in' => [1,2]}).map
-    assert_equal 2, docs.size
-    assert docs.detect { |row| row['a'] == 1 }
-    assert docs.detect { |row| row['a'] == 2 }
-  end
 end