* test/rexml/test_text.rb: Add missing tests for Text#<<.

  Reported by nagachika. Thanks!!!


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@41864 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 19 insertions, 0 deletions

diff --git a/test/rexml/test_text.rb b/test/rexml/test_text.rb
new file mode 100644
index 0000000000..81bc56bb7f
--- /dev/null
+++ b/test/rexml/test_text.rb
@@ -0,0 +1,19 @@
+require "rexml/text"
+
+class TextTester < Test::Unit::TestCase
+  include REXML
+
+  def test_shift_operator_chain
+    text = Text.new("original\r\n")
+    text << "append1\r\n" << "append2\r\n"
+    assert_equal("original\nappend1\nappend2\n", text.to_s)
+  end
+
+  def test_shift_operator_cache
+    text = Text.new("original\r\n")
+    text << "append1\r\n" << "append2\r\n"
+    assert_equal("original\nappend1\nappend2\n", text.to_s)
+    text << "append3\r\n" << "append4\r\n"
+    assert_equal("original\nappend1\nappend2\nappend3\nappend4\n", text.to_s)
+  end
+end