Add extra tests for the group_concat() fix on this branch.

FossilOrigin-Name: 3d148615f9d9c6a3d63d8eb015f3d70f453a66de49b28e665831254387c700b9

manifest

@@ -1,5 +1,5 @@
-C Get\sgroup_concat()\sto\shandle\svarying\sseparator\slengths\swhen\swindowing
-D 2021-09-29T00:32:13.146
+C Add\sextra\stests\sfor\sthe\sgroup_concat()\sfix\son\sthis\sbranch.
+D 2021-09-29T14:14:16.714
 F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
 F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
 F LICENSE.md df5091916dbb40e6e9686186587125e1b2ff51f022cc334e886c19a0e9982724
@@ -1798,9 +1798,10 @@ F test/window8.test 4ab16817414af0c904abe2ebdf88eb6c2b00058b84f9748c6174ff11fc45
 F test/window9.test 349c71eab4288a1ffc19e2f65872ec2c37e6cf8a1dda2ad300364b7450ae4836
 F test/windowA.test 6d63dc1260daa17141a55007600581778523a8b420629f1282d2acfc36af23be
 F test/windowB.test b67bda5645f3226790e1a360c4225241840b84adb5aa2e69bfb0b27eef3b84d9
+F test/windowC.test ecf1831b995408b03f708386b37ece7a05108faf2288c0c55cff873c100e145f
 F test/windowerr.tcl f5acd6fbc210d7b5546c0e879d157888455cd4a17a1d3f28f07c1c8a387019e0
 F test/windowerr.test a8b752402109c15aa1c5efe1b93ccb0ce1ef84fa964ae1cd6684dd0b3cc1819b
-F test/windowfault.test 21919e601f20b976ea2a73aa401220c89ed0e8d203c4f69476ea55bce3726496
+F test/windowfault.test 15094c1529424e62f798bc679e3fe9dfab6e8ba2f7dfe8c923b6248c31660a7c
 F test/windowpushd.test d8895d08870b7226f7693665bd292eb177e62ca06799184957b3ca7dc03067df
 F test/with1.test 7bc5abfe4c80c0cef8a90f5a66d60b9982e8ccd7350c8eb70611323a3b8e07ba
 F test/with2.test f803743b2c746ecdd0b638783c7235654b947b0f1c4bb551ca10e1d813317153
@@ -1926,10 +1927,7 @@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a91a7acc6293828957a386a8a93
 F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
 F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
 F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0
-P 7a8fcf6d2c8e3c8f10ff515c8c00c761d15a28eef8e0e31e09e22feb06c9443b
-R f06fcf734c6cb0151864e67091ca6f93
-T *branch * group_concat_varsep
-T *sym-group_concat_varsep *
-T -sym-trunk *
-U larrybr
-Z a3e2174302f0231fe7e552f570c10b10
+P 98e0f2bf67cdee1da1edadeb54ff8564728b3f28fc821e46e8de201247c3fc87
+R 1629e1fee3aa6c55d78d8125420eddd7
+U dan
+Z 18e23ea62384af634dfba68431ad5780

manifest.uuid

@@ -1 +1 @@
-98e0f2bf67cdee1da1edadeb54ff8564728b3f28fc821e46e8de201247c3fc87
+3d148615f9d9c6a3d63d8eb015f3d70f453a66de49b28e665831254387c700b9

test/windowC.test

@@ -0,0 +1,66 @@
+# 2021-09-29
+#
+# The author disclaims copyright to this source code.  In place of
+# a legal notice, here is a blessing:
+#
+#    May you do good and not evil.
+#    May you find forgiveness for yourself and forgive others.
+#    May you share freely, never taking more than you give.
+#
+#***********************************************************************
+# Test cases for varying separator handling by group_concat().
+#
+
+set testdir [file dirname $argv0]
+source $testdir/tester.tcl
+set testprefix windowB
+
+ifcapable !windowfunc {
+  finish_test
+  return
+}
+
+do_execsql_test 1.0 {
+  CREATE TABLE x1(i INTEGER PRIMARY KEY, x);
+}
+
+foreach {tn bBlob seps} {
+  1 0 {a b c def g}
+  2 0 {abcdefg {} {} abcdefg}
+  3 0 {a bc def ghij klmno pqrstu}
+  4 1 {a bc def ghij klmno pqrstu}
+  5 1 {, , , , , , , , , , , , ....... , ,}
+} {
+  foreach type {text blob} {
+    do_test 1.$type.$tn.1 {
+      execsql { DELETE FROM x1 }
+      foreach s $seps {
+        if {$type=="text"} {
+          execsql {INSERT INTO x1 VALUES(NULL, $s)}
+        } else {
+          execsql {INSERT INTO x1 VALUES(NULL, CAST ($s AS blob))}
+        }
+      }
+    } {}
+
+    foreach {tn2 win} {
+      1     "ROWS BETWEEN 1 PRECEDING AND 1 FOLLOWING"
+      2     "ROWS BETWEEN 2 PRECEDING AND CURRENT ROW"
+      3     "ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING"
+    } {
+      do_test 1.$type.$tn.2.$tn2 {
+        db eval "
+          SELECT group_concat('val', x) OVER ( ORDER BY i $win ) AS val FROM x1
+          " {
+            if {[string range $val 0 2]!="val"
+              || [string range $val end-2 end]!="val"
+            } {
+              error "unexpected return value: $val"
+            }
+          }
+      } {} 
+    }
+  }
+}
+
+finish_test

test/windowfault.test

@@ -292,4 +292,43 @@ do_faultsim_test 12 -faults oom* -prep {
   faultsim_test_result {0 {}}
 }
 
+#-------------------------------------------------------------------------
+reset_db
+do_execsql_test 13.0 {
+  CREATE TABLE t1(id INTEGER PRIMARY KEY, a, b);
+  INSERT INTO t1 VALUES(1, '1', 'a');
+  INSERT INTO t1 VALUES(2, '22', 'b');
+  INSERT INTO t1 VALUES(3, '333', 'c');
+  INSERT INTO t1 VALUES(4, '4444', 'dddd');
+  INSERT INTO t1 VALUES(5, '55555', 'e');
+  INSERT INTO t1 VALUES(6, '666666', 'f');
+  INSERT INTO t1 VALUES(7, '7777777', 'gggggggggg');
+} {}
+
+set queryres [list {*}{
+  1b22
+  1b22c333
+  22c333dddd4444 
+  333dddd4444e55555 
+  4444e55555f666666
+  55555f666666gggggggggg7777777 
+  666666gggggggggg7777777
+}]
+do_execsql_test 13.1 {
+  SELECT group_concat(a, b) OVER (
+    ORDER BY id RANGE BETWEEN 1 PRECEDING AND 1 FOLLOWING
+  ) FROM t1
+} $queryres
+
+do_faultsim_test 13 -faults oom* -prep {
+} -body {
+  execsql {
+    SELECT group_concat(a, b) OVER (
+        ORDER BY id RANGE BETWEEN 1 PRECEDING AND 1 FOLLOWING
+    ) FROM t1
+  }
+} -test {
+  faultsim_test_result [list 0 $::queryres]
+}
+
 finish_test