Import SQLite 3.7.6.3.

third_party/sqlite/src/test/select7.test

 # 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.  The
 # focus of this file is testing compute SELECT statements and nested
@@ skipping 138 matching lines @@
     do_test select7-6.1 {
       catchsql $sql
     } [list 0 $result]
     append sql { UNION ALL SELECT 99999999}
     do_test select7-6.2 {
       catchsql $sql
     } {1 {too many terms in compound SELECT}}
   }
 }
 
+# This block of tests verifies that bug aa92c76cd4 is fixed.
+#
+do_test select7-7.1 {
+  execsql {
+    CREATE TABLE t3(a REAL);
+    INSERT INTO t3 VALUES(44.0);
+    INSERT INTO t3 VALUES(56.0);
+  }
+} {}
+do_test select7-7.2 {
+  execsql {
+    pragma vdbe_trace = 0;
+    SELECT (CASE WHEN a=0 THEN 0 ELSE (a + 25) / 50 END) AS categ, count(*)
+    FROM t3 GROUP BY categ
+  }
+} {1.38 1 1.62 1}
+do_test select7-7.3 {
+  execsql {
+    CREATE TABLE t4(a REAL);
+    INSERT INTO t4 VALUES( 2.0 );
+    INSERT INTO t4 VALUES( 3.0 );
+  }
+} {}
+do_test select7-7.4 {
+  execsql {
+    SELECT (CASE WHEN a=0 THEN 'zero' ELSE a/2 END) AS t FROM t4 GROUP BY t;
+  }
+} {1.0 1.5}
+do_test select7-7.5 {
+  execsql { SELECT a=0, typeof(a) FROM t4 }
+} {0 real 0 real}
+do_test select7-7.6 {
+  execsql { SELECT a=0, typeof(a) FROM t4 GROUP BY a }
+} {0 real 0 real}
+
+do_test select7-7.7 {
+  execsql {
+    CREATE TABLE t5(a TEXT, b INT);
+    INSERT INTO t5 VALUES(123, 456);
+    SELECT typeof(a), a FROM t5 GROUP BY a HAVING a<b;
+  }
+} {text 123}
+
 finish_test