Add Ruby tests for bug w.r.t. {Symquo} mismatch after string interp.

Author: idodeclare

test/org/opensolaris/opengrok/analysis/ruby/RubyXrefTest.java

@@ -31,6 +31,7 @@
 import java.io.InputStreamReader;
 import java.io.OutputStream;
 import java.io.PrintStream;
+import java.io.StringReader;
 import java.io.StringWriter;
 import java.io.Writer;
 import org.junit.Test;
@@ -71,6 +72,26 @@ public void sampleTest() throws IOException {
         assertLinesEqual("Ruby xref", estr, ostr);
     }
 
+    @Test
+    public void colonQuoteAfterInterpolation() throws IOException {
+        final String RUBY_COLON_QUOTE =
+            "\"from #{logfn}:\"\n";
+        RubyXref xref = new RubyXref(new StringReader(RUBY_COLON_QUOTE));
+
+        StringWriter out = new StringWriter();
+        xref.write(out);
+        String xout = out.toString();
+
+        final String xexpected = "<a class=\"l\" name=\"1\" href=\"#1\">1</a>"
+                + "<span class=\"s\">&quot;from #{</span>"
+                + "<a href=\"/source/s?defs=logfn\" "
+                + "class=\"intelliWindow-symbol\" "
+                + "data-definition-place=\"undefined-in-file\">logfn</a>"
+                + "<span class=\"s\">}:&quot;</span>\n" +
+            "<a class=\"l\" name=\"2\" href=\"#2\">2</a>\n";
+        assertLinesEqual("Ruby colon-quote", xexpected, xout);
+    }
+
     private void writeRubyXref(InputStream iss, PrintStream oss)
         throws IOException {
         oss.print(getHtmlBegin());

test/org/opensolaris/opengrok/analysis/ruby/ruby_xrefres.html

@@ -183,5 +183,7 @@
 <a class="l" name="175" href="#175">175</a><b>end</b>
 <a class="l" name="176" href="#176">176</a><b>print</b> <span class="s">&quot;\n&quot;</span>
 <a class="l" name="177" href="#177">177</a><b>print</b> <span class="s">&apos;<a href="http://example.com">http://example.com</a>&apos;</span>
-<a class="l" name="178" href="#178">178</a></body>
+<a class="l" name="178" href="#178">178</a><b>puts</b> <span class="s">&quot;Last #{</span><a href="/source/s?defs=log_lines" class="intelliWindow-symbol" data-definition-place="undefined-in-file">log_lines</a><span class="s">} lines from #{</span><a href="/source/s?defs=logfn" class="intelliWindow-symbol" data-definition-place="undefined-in-file">logfn</a><span class="s">}:&quot;</span>
+<a class="l" name="179" href="#179">179</a><b>print</b> <span class="s">&quot;\n&quot;</span>
+<a class="hl" name="180" href="#180">180</a></body>
 </html>

test/org/opensolaris/opengrok/analysis/ruby/sample.rb

@@ -175,3 +175,5 @@ def right
 end
 print "\n"
 print 'http://example.com'
+puts "Last #{log_lines} lines from #{logfn}:"
+print "\n"

test/org/opensolaris/opengrok/analysis/ruby/samplesymbols.txt

@@ -184,3 +184,5 @@ over?
 STDIN
 bd
 reset
+log_lines	# 177:puts "Last #{log_lines} lines from #{logfn}:"
+logfn