Add test cases for the undocumented behavior of duplicate columns on an

INSERT or UPDATE.

FossilOrigin-Name: f4349c0c26611de8a7d5beb99431a575cf531cdeb0ca2413efabcf0a61e6f424

diff --git a/manifest b/manifest
index d4345bd99ca93d8c139c656dae6c919749a5c223..3e7d60e06a8824b5ece8e789176ca28c182175d3 100644 (file)
--- a/manifest
+++ b/manifest
@@ -1,5 +1,5 @@
-C The\soutput\sof\ssqlite3_trace()\snow\sshows\seach\scommand\sof\sa\strigger\sas\sit\sis\nevaluated.\s\sThis\sfeature\sinvolved\smajor\schanges\sto\sthe\sparser,\ssuch\sas\nremoving\sthe\sExprSpan\sobject\sand\sreplacing\sit\swith\sa\snew\smechanism\sfor\ncapturing\sthe\soriginal\sSQL\stext\sof\sphrases\sin\sthe\sinput\sSQL.
-D 2017-12-27T22:09:53.804
+C Add\stest\scases\sfor\sthe\sundocumented\sbehavior\sof\sduplicate\scolumns\son\san\nINSERT\sor\sUPDATE.
+D 2017-12-29T12:50:43.938
 F Makefile.in ceb40bfcb30ebba8e1202b34c56ff7e13e112f9809e2381d99be32c2726058f5
 F Makefile.linux-gcc 7bc79876b875010e8c8f9502eb935ca92aa3c434
 F Makefile.msc 6480671f7c129e61208d69492b3c71ce4310d49fceac83cfb17f1c081e242b69
@@ -1061,7 +1061,7 @@ F test/minmax.test 6751e87b409fe11b02e70a306d846fa544e25a41
 F test/minmax2.test dae92964ac87c1d2ef978c582e81a95e11c00f1cbef68980bfb2abaf10315063
 F test/minmax3.test cc1e8b010136db0d01a6f2a29ba5a9f321034354
 F test/minmax4.test 936941484ebdceb8adec7c86b6cd9b6e5e897c1f
-F test/misc1.test 76737c259537586355f45e2a1e121b6e91b5476c4604ad5c53d1abfcb3acf786
+F test/misc1.test 704ea2cc7e7b9deb622b37953f0e77d0879826e8c3bfc1d7a691528035405061
 F test/misc2.test 00d7de54eda90e237fc9a38b9e5ccc769ebf6d4d
 F test/misc3.test cf3dda47d5dda3e53fc5804a100d3c82be736c9d
 F test/misc4.test 0d8be3466adf123a7791a66ba2bc8e8d229e87f3
@@ -1687,8 +1687,7 @@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a91a7acc6293828957a386a8a93
 F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
 F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
 F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0
-P 1b22b42e59793af19c69a2e5f6822883cc2687d4a0d9b9280bbff885276c6baa fda08e3d10cc850664a356efdafcfc68187053849e1b00991b0b35d892a6776b
-R 22de62f1b2836f49ea0af57f6725c723
-T +closed fda08e3d10cc850664a356efdafcfc68187053849e1b00991b0b35d892a6776b
+P 0fdf97efe5df745510c6b4b377a8ee5683a3a237630bfbd0f56e57c7c6e5b246
+R 9fe2cb7c2c9b946d64749c1df6cc4954
 U drh
-Z e235709d3662d8065d80f758148733ed
+Z 157cf27648c17a2b2af97b1730aa1c08

diff --git a/manifest.uuid b/manifest.uuid
index cf17777f879156cd4f4546ad7dfdc1be369c0eda..3c028df06d1f5b46d003d58b5013a88da0c7081f 100644 (file)
--- a/manifest.uuid
+++ b/manifest.uuid
@@ -1 +1 @@
-0fdf97efe5df745510c6b4b377a8ee5683a3a237630bfbd0f56e57c7c6e5b246
\ No newline at end of file
+f4349c0c26611de8a7d5beb99431a575cf531cdeb0ca2413efabcf0a61e6f424
\ No newline at end of file

diff --git a/test/misc1.test b/test/misc1.test
index 2acfa5c2dd9af682131ffe331b3cb752bb36e44c..05b1b1980f81c89f1620fa37ab93d58ccfc9f323 100644 (file)
--- a/test/misc1.test
+++ b/test/misc1.test
@@ -722,4 +722,24 @@ do_execsql_test misc1-26.0 {
   SELECT randomblob(min(max(coalesce(EXISTS (SELECT 1 FROM ( SELECT (SELECT 2147483647) NOT IN (SELECT 2147483649 UNION ALL SELECT DISTINCT -1) IN (SELECT 2147483649), 'fault', (SELECT ALL -1 INTERSECT SELECT 'experiments') IN (SELECT ALL 56.1 ORDER BY 'experiments' DESC) FROM (SELECT DISTINCT 2147483648, 'hardware' UNION ALL SELECT -2147483648, 'experiments' ORDER BY 2147483648 LIMIT 1 OFFSET 123456789.1234567899) GROUP BY (SELECT ALL 0 INTERSECT SELECT 'in') IN (SELECT DISTINCT 'experiments' ORDER BY zeroblob(1000) LIMIT 56.1 OFFSET -456) HAVING EXISTS (SELECT 'fault' EXCEPT    SELECT DISTINCT 56.1) UNION SELECT 'The', 'The', 2147483649 UNION ALL SELECT DISTINCT 'hardware', 'first', 'experiments' ORDER BY 'hardware' LIMIT 123456789.1234567899 OFFSET -2147483647)) NOT IN (SELECT (SELECT DISTINCT (SELECT 'The') FROM abc ORDER BY EXISTS (SELECT -1 INTERSECT SELECT ALL NULL) ASC) IN (SELECT DISTINCT EXISTS (SELECT ALL 123456789.1234567899 ORDER BY 1 ASC, NULL DESC) FROM sqlite_master INTERSECT SELECT 456)), (SELECT ALL 'injection' UNION ALL SELECT ALL (SELECT DISTINCT 'first' UNION     SELECT DISTINCT 'The') FROM (SELECT 456, 'in', 2147483649))),1), 500)), 'first', EXISTS (SELECT DISTINCT 456 FROM abc ORDER BY 'experiments' DESC) FROM abc;
 } {}
 
+# 2017-12-29
+#
+# The following behaviors (duplicate column names on an INSERT or UPDATE)
+# are undocumented.  These tests are added to ensure that historical behavior
+# does not change accidentally.
+#
+# For duplication columns on an INSERT, the first value is used.
+# For duplication columns on an UPDATE, the last value is used.
+#
+do_execsql_test misc1-27.0 {
+  CREATE TABLE dup1(a,b,c);
+  INSERT INTO dup1(a,b,c,a,b,c) VALUES(1,2,3,4,5,6);
+  SELECT a,b,c FROM dup1;
+} {1 2 3}
+do_execsql_test misc1-27.1 {
+  UPDATE dup1 SET a=7, b=8, c=9, a=10, b=11, c=12;
+  SELECT a,b,c FROM dup1;
+} {10 11 12}
+
+
 finish_test