Add WHERE clause tests to e_select.test.

FossilOrigin-Name: 721b73fa5c5898f6c6d5946e1c70ccd2d0b0dccc

manifest

@@ -1,5 +1,5 @@
-C Add\stests\sfor\ssub-select\sstatements\sin\sthe\sFROM\sclause\sof\sa\sSELECT\sto\se_select.test.
-D 2010-09-09T10:00:44
+C Add\sWHERE\sclause\stests\sto\se_select.test.
+D 2010-09-09T11:33:09
 F Makefile.arm-wince-mingw32ce-gcc d6df77f1f48d690bd73162294bbba7f59507c72f
 F Makefile.in c599a15d268b1db2aeadea19df2adc3bf2eb6bee
 F Makefile.linux-gcc 91d710bdc4998cb015f39edf3cb314ec4f4d7e23
@@ -350,7 +350,7 @@ F test/distinctagg.test 1a6ef9c87a58669438fc771450d7a72577417376
 F test/e_expr.test 164e87c1d7b40ceb47c57c3bffa384c81d009aa7
 F test/e_fkey.test 6721a741c6499b3ab7e5385923233343c8f1ad05
 F test/e_fts3.test 75bb0aee26384ef586165e21018a17f7cd843469
-F test/e_select.test 1adce7a2fcb698518eedddf3bc729c039e6bbedd
+F test/e_select.test a3f2bc8bf21f189bec90008d883ae86448d291c9
 F test/enc.test e54531cd6bf941ee6760be041dff19a104c7acea
 F test/enc2.test 6d91a5286f59add0cfcbb2d0da913b76f2242398
 F test/enc3.test 5c550d59ff31dccdba5d1a02ae11c7047d77c041
@@ -857,7 +857,7 @@ F tool/speedtest2.tcl ee2149167303ba8e95af97873c575c3e0fab58ff
 F tool/speedtest8.c 2902c46588c40b55661e471d7a86e4dd71a18224
 F tool/speedtest8inst1.c 293327bc76823f473684d589a8160bde1f52c14e
 F tool/vdbe-compress.tcl d70ea6d8a19e3571d7ab8c9b75cba86d1173ff0f
-P 8fe34faf6b8ddbb8ddd23418163650e846104328
-R 9bfaedbd899efa5c6570049f959ec78c
+P 2c6b1ca952be9979b8079431c2abad28419b6256
+R b6f7deab8c7be4f26ac3335bb0b04fd4
 U dan
-Z 71f159ae174766adb4ac41d95f0a3515
+Z 4c41231d0dc68008d74e0f7cc7244851

manifest.uuid

@@ -1 +1 @@
-2c6b1ca952be9979b8079431c2abad28419b6256
+721b73fa5c5898f6c6d5946e1c70ccd2d0b0dccc

test/e_select.test

@@ -1080,5 +1080,56 @@ foreach {tn subselect select spec} {
   ] $te
 }
 
+#-------------------------------------------------------------------------
+# The next block of tests - e_select-3.* - concentrate on verifying 
+# statements made regarding WHERE clause processing.
+#
+drop_all_tables
+do_execsql_test e_select-3.0 {
+  CREATE TABLE x1(k, x, y, z);
+  INSERT INTO x1 VALUES(1, 'relinquished', 'aphasia', 78.43);
+  INSERT INTO x1 VALUES(2, X'A8E8D66F',    X'07CF',   -81);
+  INSERT INTO x1 VALUES(3, -22,            -27.57,    NULL);
+  INSERT INTO x1 VALUES(4, NULL,           'bygone',  'picky');
+  INSERT INTO x1 VALUES(5, NULL,           96.28,     NULL);
+  INSERT INTO x1 VALUES(6, 0,              1,         2);
+
+  CREATE TABLE x2(k, x, y2);
+  INSERT INTO x2 VALUES(1, 50, X'B82838');
+  INSERT INTO x2 VALUES(5, 84.79, 65.88);
+  INSERT INTO x2 VALUES(3, -22, X'0E1BE452A393');
+  INSERT INTO x2 VALUES(7, 'mistrusted', 'standardized');
+} {}
+
+# EVIDENCE-OF: R-22873-49686 If a WHERE clause is specified, the WHERE
+# expression is evaluated for each row in the input data and the result
+# cast to a numeric value. All rows for which the WHERE clause
+# expression evaluates to a NULL value or to zero (integer value 0 or
+# real value 0.0) are excluded from the dataset before continuing.
+#
+do_execsql_test e_select-3.1.1 { SELECT k FROM x1 WHERE x }         {3}
+do_execsql_test e_select-3.1.2 { SELECT k FROM x1 WHERE y }         {3 5 6}
+do_execsql_test e_select-3.1.3 { SELECT k FROM x1 WHERE z }         {1 2 6}
+do_execsql_test e_select-3.1.4 { SELECT k FROM x1 WHERE '1'||z    } {1 2 4 6}
+do_execsql_test e_select-3.1.5 { SELECT k FROM x1 WHERE x IS NULL } {4 5}
+do_execsql_test e_select-3.1.6 { SELECT k FROM x1 WHERE z - 78.43 } {2 4 6}
+
+do_execsql_test e_select-3.2.1a {
+  SELECT k FROM x1 LEFT JOIN x2 USING(k)
+} {1 2 3 4 5 6}
+do_execsql_test e_select-3.2.1b {
+  SELECT k FROM x1 LEFT JOIN x2 USING(k) WHERE x2.k
+} {1 3 5}
+do_execsql_test e_select-3.2.2 {
+  SELECT k FROM x1 LEFT JOIN x2 USING(k) WHERE x2.k IS NULL
+} {2 4 6}
+
+do_execsql_test e_select-3.2.3 {
+  SELECT k FROM x1 NATURAL JOIN x2 WHERE x2.k
+} {3}
+do_execsql_test e_select-3.2.4 {
+  SELECT k FROM x1 NATURAL JOIN x2 WHERE x2.k-3
+} {}
+
 finish_test