From c8bba24dec58e7dfda97762708b8a8aeabc9d18f Mon Sep 17 00:00:00 2001
From: Arnaud Le Blanc <arnaud.lb@gmail.com>
Date: Sat, 12 Nov 2011 16:54:03 +0100
Subject: [PATCH] lexer tests for interpolated strings

---
 test/Twig/Tests/LexerTest.php |   86 +++++++++++++++++++++++++++++++++++++++++
 1 files changed, 86 insertions(+), 0 deletions(-)

diff --git a/test/Twig/Tests/LexerTest.php b/test/Twig/Tests/LexerTest.php
index 6e324ad..52a3371 100644
--- a/test/Twig/Tests/LexerTest.php
+++ b/test/Twig/Tests/LexerTest.php
@@ -138,4 +138,90 @@ class Twig_Tests_LexerTest extends PHPUnit_Framework_TestCase
 
         // should not throw an exception
     }
+
+    public function testString()
+    {
+        $template = 'foo {{ "bar #{ baz + 1 }" }}';
+
+        $lexer = new Twig_Lexer(new Twig_Environment());
+        $stream = $lexer->tokenize($template);
+        $stream->expect(Twig_Token::TEXT_TYPE, 'foo ');
+        $stream->expect(Twig_Token::VAR_START_TYPE);
+        $stream->expect(Twig_Token::STRING_TYPE, 'bar ');
+        $stream->expect(Twig_Token::INTERPOLATION_START_TYPE);
+        $stream->expect(Twig_Token::NAME_TYPE, 'baz');
+        $stream->expect(Twig_Token::OPERATOR_TYPE, '+');
+        $stream->expect(Twig_Token::NUMBER_TYPE, '1');
+        $stream->expect(Twig_Token::INTERPOLATION_END_TYPE);
+        $stream->expect(Twig_Token::VAR_END_TYPE);
+    }
+
+    public function testStringWithEscapedInterpolation()
+    {
+        $template = '{{ "bar \#{baz+1}" }}';
+
+        $lexer = new Twig_Lexer(new Twig_Environment());
+        $stream = $lexer->tokenize($template);
+        $stream->expect(Twig_Token::VAR_START_TYPE);
+        $stream->expect(Twig_Token::STRING_TYPE, 'bar #{baz+1}');
+        $stream->expect(Twig_Token::VAR_END_TYPE);
+    }
+
+    public function testStringWithHash()
+    {
+        $template = '{{ "bar # baz" }}';
+
+        $lexer = new Twig_Lexer(new Twig_Environment());
+        $stream = $lexer->tokenize($template);
+        $stream->expect(Twig_Token::VAR_START_TYPE);
+        $stream->expect(Twig_Token::STRING_TYPE, 'bar # baz');
+        $stream->expect(Twig_Token::VAR_END_TYPE);
+    }
+
+    /**
+     * @expectedException Twig_Error_Syntax
+     * @expectedExceptionMessage Unclosed """
+     */
+    public function testStringWithUnterminatedInterpolation()
+    {
+        $template = '{{ "bar #{x" }}';
+
+        $lexer = new Twig_Lexer(new Twig_Environment());
+        $stream = $lexer->tokenize($template);
+    }
+
+    public function testStringWithNestedInterpolations()
+    {
+        $template = '{{ "bar #{ "foo#{bar}" }" }}';
+
+        $lexer = new Twig_Lexer(new Twig_Environment());
+        $stream = $lexer->tokenize($template);
+        $stream->expect(Twig_Token::VAR_START_TYPE);
+        $stream->expect(Twig_Token::STRING_TYPE, 'bar ');
+        $stream->expect(Twig_Token::INTERPOLATION_START_TYPE);
+        $stream->expect(Twig_Token::STRING_TYPE, 'foo');
+        $stream->expect(Twig_Token::INTERPOLATION_START_TYPE);
+        $stream->expect(Twig_Token::NAME_TYPE, 'bar');
+        $stream->expect(Twig_Token::INTERPOLATION_END_TYPE);
+        $stream->expect(Twig_Token::INTERPOLATION_END_TYPE);
+        $stream->expect(Twig_Token::VAR_END_TYPE);
+    }
+
+    public function testStringWithNestedInterpolationsInBlock()
+    {
+        $template = '{% foo "bar #{ "foo#{bar}" }" %}';
+
+        $lexer = new Twig_Lexer(new Twig_Environment());
+        $stream = $lexer->tokenize($template);
+        $stream->expect(Twig_Token::BLOCK_START_TYPE);
+        $stream->expect(Twig_Token::NAME_TYPE, 'foo');
+        $stream->expect(Twig_Token::STRING_TYPE, 'bar ');
+        $stream->expect(Twig_Token::INTERPOLATION_START_TYPE);
+        $stream->expect(Twig_Token::STRING_TYPE, 'foo');
+        $stream->expect(Twig_Token::INTERPOLATION_START_TYPE);
+        $stream->expect(Twig_Token::NAME_TYPE, 'bar');
+        $stream->expect(Twig_Token::INTERPOLATION_END_TYPE);
+        $stream->expect(Twig_Token::INTERPOLATION_END_TYPE);
+        $stream->expect(Twig_Token::BLOCK_END_TYPE);
+    }
 }
-- 
1.7.2.5