chore: import upstream snapshot with attribution

2026-07-13 12:32:25 +08:00
commit e014feafe1
2285 changed files with 1131979 additions and 0 deletions
@@ -0,0 +1,42 @@
+--
+-- LINE
+-- Infinite lines
+--
+
+--DROP TABLE LINE_TBL;
+CREATE TABLE LINE_TBL (s line);
+
+INSERT INTO LINE_TBL VALUES ('{0,-1,5}');	-- A == 0
+INSERT INTO LINE_TBL VALUES ('{1,0,5}');	-- B == 0
+INSERT INTO LINE_TBL VALUES ('{0,3,0}');	-- A == C == 0
+INSERT INTO LINE_TBL VALUES (' (0,0), (6,6)');
+INSERT INTO LINE_TBL VALUES ('10,-10 ,-5,-4');
+INSERT INTO LINE_TBL VALUES ('[-1e6,2e2,3e5, -4e1]');
+
+INSERT INTO LINE_TBL VALUES ('{3,NaN,5}');
+INSERT INTO LINE_TBL VALUES ('{NaN,NaN,NaN}');
+
+-- horizontal
+INSERT INTO LINE_TBL VALUES ('[(1,3),(2,3)]');
+-- vertical
+INSERT INTO LINE_TBL VALUES (line(point '(3,1)', point '(3,2)'));
+
+-- bad values for parser testing
+INSERT INTO LINE_TBL VALUES ('{}');
+INSERT INTO LINE_TBL VALUES ('{0');
+INSERT INTO LINE_TBL VALUES ('{0,0}');
+INSERT INTO LINE_TBL VALUES ('{0,0,1');
+INSERT INTO LINE_TBL VALUES ('{0,0,1}');
+INSERT INTO LINE_TBL VALUES ('{0,0,1} x');
+INSERT INTO LINE_TBL VALUES ('(3asdf,2 ,3,4r2)');
+INSERT INTO LINE_TBL VALUES ('[1,2,3, 4');
+INSERT INTO LINE_TBL VALUES ('[(,2),(3,4)]');
+INSERT INTO LINE_TBL VALUES ('[(1,2),(3,4)');
+INSERT INTO LINE_TBL VALUES ('[(1,2),(1,2)]');
+
+INSERT INTO LINE_TBL VALUES (line(point '(1,0)', point '(1,0)'));
+
+select * from LINE_TBL;
+
+select '{nan, 1, nan}'::line = '{nan, 1, nan}'::line as true,
+	   '{nan, 1, nan}'::line = '{nan, 2, nan}'::line as false;