From 569c6676a6ddb0ff73821d7693b5e18ddef809b9 Mon Sep 17 00:00:00 2001
From: Hans-Christoph Steiner <hans@eds.org>
Date: Thu, 16 Oct 2014 22:51:35 -0400
Subject: Imported Upstream version 3.2.0

---
 test/fts3snippet.test | 71 +++++++++++++++++++++++++++++++++++++++++++++++----
 1 file changed, 66 insertions(+), 5 deletions(-)

(limited to 'test/fts3snippet.test')

diff --git a/test/fts3snippet.test b/test/fts3snippet.test
index b8646cd..415251d 100644
--- a/test/fts3snippet.test
+++ b/test/fts3snippet.test
@@ -16,6 +16,7 @@
 
 set testdir [file dirname $argv0]
 source $testdir/tester.tcl
+set testprefix fts3snippet
 
 # If SQLITE_ENABLE_FTS3 is not defined, omit this file.
 ifcapable !fts3 { finish_test ; return }
@@ -138,7 +139,7 @@ foreach {DO_MALLOC_TEST enc} {
 
   # Set variable $T to the test name prefix for this iteration of the loop.
   #
-  set T "fts3snippet-$enc"
+  set T "fts3snippet-1.$enc"
 
   ##########################################################################
   # Test the offset function.
@@ -432,10 +433,10 @@ foreach {DO_MALLOC_TEST enc} {
     {2 2 1 3 3 3 6 3 0 0 0 2 3 2}
   }]
 
-  # EVIDENCE-OF: R-40630-02268 If used within a SELECT that uses the
-  # "query by rowid" or "linear scan" strategies, then the snippet and
-  # offsets both return an empty string, and the matchinfo function
-  # returns a blob value zero bytes in size.
+  # EVIDENCE-OF: R-40630-02268 If used within a SELECT that uses the
+  # "query by rowid" or "linear scan" strategies, then the snippet and
+  # offsets both return an empty string, and the matchinfo function
+  # returns a blob value zero bytes in size.
   #
   set r 1000000                   ;# A rowid that exists in table ft
   do_select_test $T.10.0 { SELECT rowid FROM ft WHERE rowid = $r } $r
@@ -459,5 +460,65 @@ foreach {DO_MALLOC_TEST enc} {
   } {0 blob}
 }
 
+#-------------------------------------------------------------------------
+# Test an interaction between the snippet() function and OR clauses.
+#
+do_execsql_test 2.1 {
+  CREATE VIRTUAL TABLE t2 USING fts4;
+  INSERT INTO t2 VALUES('one two three four five');
+  INSERT INTO t2 VALUES('two three four five one');
+  INSERT INTO t2 VALUES('three four five one two');
+  INSERT INTO t2 VALUES('four five one two three');
+  INSERT INTO t2 VALUES('five one two three four');
+}
+
+do_execsql_test 2.2 {
+  SELECT snippet(t2, '[', ']') FROM t2 WHERE t2 MATCH 'one OR (four AND six)'
+} {
+  {[one] two three [four] five}
+  {two three [four] five [one]}
+  {three [four] five [one] two}
+  {[four] five [one] two three}
+  {five [one] two three [four]}
+}
+
+do_execsql_test 2.3 {
+  SELECT snippet(t2, '[', ']') FROM t2 
+  WHERE t2 MATCH 'one OR (four AND six)' 
+  ORDER BY docid DESC
+} {
+  {five [one] two three [four]}
+  {[four] five [one] two three}
+  {three [four] five [one] two}
+  {two three [four] five [one]}
+  {[one] two three [four] five}
+}
+
+do_execsql_test 2.4 {
+  INSERT INTO t2 VALUES('six');
+}
+
+do_execsql_test 2.5 {
+  SELECT snippet(t2, '[', ']') FROM t2 WHERE t2 MATCH 'one OR (four AND six)'
+} {
+  {[one] two three [four] five}
+  {two three [four] five [one]}
+  {three [four] five [one] two}
+  {[four] five [one] two three}
+  {five [one] two three [four]}
+}
+
+do_execsql_test 2.6 {
+  SELECT snippet(t2, '[', ']') FROM t2 
+  WHERE t2 MATCH 'one OR (four AND six)' 
+  ORDER BY docid DESC
+} {
+  {five [one] two three [four]}
+  {[four] five [one] two three}
+  {three [four] five [one] two}
+  {two three [four] five [one]}
+  {[one] two three [four] five}
+}
+
 set sqlite_fts3_enable_parentheses 0
 finish_test
-- 
cgit v1.2.3