[core] Add test for Fog::Parsers::Base

Test multiline and nested values.

tests/core/parser_tests.rb

@@ -0,0 +1,67 @@
+Shindo.tests('Fog::Parsers', 'core') do
+
+  class TestParser < Fog::Parsers::Base
+    def reset
+      super
+      reset_my_array
+    end
+
+    def reset_my_array
+      @my_array = []
+    end
+
+    def end_element(name)
+      case name
+      when 'key1', 'key2', 'key3', 'longText'
+        @response[name] = value
+      when 'myArray'
+        @response[name] = @my_array
+        reset_my_array
+      when 'id'
+        @my_array << value.to_i
+      end
+
+    end
+  end
+
+  @xml = %{
+<MyResponse>
+  <MyObject>
+    <key1>value1</key1>
+    <key2>value2</key2>
+    <myArray>
+      <id>1</id>
+      <id>2</id>
+      <id>3</id>
+    </myArray>
+    <longText>
+Lorem ipsum dolor sit amet, consectetur adipiscing elit.
+Donec quis metus arcu, quis cursus turpis.
+Aliquam leo lacus, luctus vel iaculis id,
+posuere eu odio. Donec sodales, ante porta condimentum
+</longText>
+    <key3>value3</key3>
+  </MyObject>
+<MyResponse>
+}
+
+  @response = {
+    'key1' => 'value1',
+    'key2' => 'value2',
+    'key3' => 'value3',
+    'myArray' => [1,2,3],
+    'longText' => %{
+Lorem ipsum dolor sit amet, consectetur adipiscing elit.
+Donec quis metus arcu, quis cursus turpis.
+Aliquam leo lacus, luctus vel iaculis id,
+posuere eu odio. Donec sodales, ante porta condimentum
+}
+  }
+
+
+  tests('TestParser').returns(@response) do
+    test_parser = TestParser.new
+    Nokogiri::XML::SAX::Parser.new(test_parser).parse(@xml)
+    test_parser.response
+  end
+end