Import SQLite 3.7.6.3.

third_party/sqlite/src/test/tkt-b351d95f9.test

+# 2010 September 28
+#
+# 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.
+#
+#***********************************************************************
+# This file implements regression tests for SQLite library. Specifically,
+# it tests that ticket [b351d95f9cd5ef17e9d9dbae18f5ca8611190001] has been
+# resolved.
+#
+
+set testdir [file dirname $argv0]
+source $testdir/tester.tcl
+source $testdir/lock_common.tcl
+source $testdir/malloc_common.tcl
+
+do_test tkt-b351d95.1 {
+  execsql {
+    CREATE table t1(a,b);
+    INSERT INTO t1 VALUES('name1','This is a test');
+    INSERT INTO t1 VALUES('name2','xyz');
+    CREATE TABLE t2(x,y);
+    INSERT INTO t2 SELECT a, CASE b WHEN 'xyz' THEN null ELSE b END FROM t1;
+    SELECT x, y FROM t2 ORDER BY x;
+  }
+} {name1 {This is a test} name2 {}}
+
+do_test tkt-b351d95.2 {
+  execsql {
+    DELETE FROM t2;
+    INSERT INTO t2 SELECT a, coalesce(b,a) FROM t1;
+    SELECT x, y FROM t2 ORDER BY x;
+  }
+} {name1 {This is a test} name2 xyz}
+do_test tkt-b351d95.3 {
+  execsql {
+    DELETE FROM t2;
+    INSERT INTO t2 SELECT a, coalesce(b,a) FROM t1;
+    SELECT x, y BETWEEN 'xy' AND 'xz' FROM t2 ORDER BY x;
+  }
+} {name1 0 name2 1}
+
+finish_test