From 7bb481fda9ecb134804b49c2ce77ca28f7eea583 Mon Sep 17 00:00:00 2001
From: Hans-Christoph Steiner <hans@eds.org>
Date: Fri, 30 Mar 2012 20:42:12 -0400
Subject: Imported Upstream version 2.0.3

---
 test/distinctagg.test | 62 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 62 insertions(+)
 create mode 100644 test/distinctagg.test

(limited to 'test/distinctagg.test')

diff --git a/test/distinctagg.test b/test/distinctagg.test
new file mode 100644
index 0000000..9b5dc21
--- /dev/null
+++ b/test/distinctagg.test
@@ -0,0 +1,62 @@
+# 2005 September 11
+#
+# 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 script is the DISTINCT modifier on aggregate functions.
+#
+# $Id: distinctagg.test,v 1.3 2009/02/09 13:19:28 drh Exp $
+
+
+set testdir [file dirname $argv0]
+source $testdir/tester.tcl
+
+do_test distinctagg-1.1 {
+  execsql {
+    CREATE TABLE t1(a,b,c);
+    INSERT INTO t1 VALUES(1,2,3);
+    INSERT INTO t1 VALUES(1,3,4);
+    INSERT INTO t1 VALUES(1,3,5);
+    SELECT count(distinct a),
+           count(distinct b),
+           count(distinct c),
+           count(all a) FROM t1;
+  }
+} {1 2 3 3}
+do_test distinctagg-1.2 {
+  execsql {
+    SELECT b, count(distinct c) FROM t1 GROUP BY b ORDER BY b
+  }
+} {2 1 3 2}
+do_test distinctagg-1.3 {
+  execsql {
+    INSERT INTO t1 SELECT a+1, b+3, c+5 FROM t1;
+    INSERT INTO t1 SELECT a+2, b+6, c+10 FROM t1;
+    INSERT INTO t1 SELECT a+4, b+12, c+20 FROM t1;
+    SELECT count(*), count(distinct a), count(distinct b) FROM t1
+  }
+} {24 8 16}
+do_test distinctagg-1.4 {
+  execsql {
+    SELECT a, count(distinct c) FROM t1 GROUP BY a ORDER BY a
+  }
+} {1 3 2 3 3 3 4 3 5 3 6 3 7 3 8 3}
+
+do_test distinctagg-2.1 {
+  catchsql {
+    SELECT count(distinct) FROM t1;
+  }
+} {1 {DISTINCT aggregates must have exactly one argument}}
+do_test distinctagg-2.2 {
+  catchsql {
+    SELECT group_concat(distinct a,b) FROM t1;
+  }
+} {1 {DISTINCT aggregates must have exactly one argument}}
+
+finish_test
-- 
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