From f42ccd451dab44d7a22666e28a4c0b6928cac4d7 Mon Sep 17 00:00:00 2001
From: Andrew Kane <andrew@ankane.org>
Date: Tue, 9 Apr 2024 16:29:23 -0700
Subject: [PATCH] Improved sparsevec input tests [skip ci]

---
 test/expected/sparsevec_input.out | 44 +++++++++++++++++++++++++++++++
 test/sql/sparsevec_input.sql      | 11 ++++++++
 2 files changed, 55 insertions(+)

diff --git a/test/expected/sparsevec_input.out b/test/expected/sparsevec_input.out
index 6fb400a..5a73994 100644
--- a/test/expected/sparsevec_input.out
+++ b/test/expected/sparsevec_input.out
@@ -24,6 +24,50 @@ SELECT '[0,1.5,0,3.5,0]'::vector::sparsevec;
  {2:1.5,4:3.5}/5
 (1 row)
 
+SELECT ''::sparsevec;
+ERROR:  malformed sparsevec literal: ""
+LINE 1: SELECT ''::sparsevec;
+               ^
+DETAIL:  Vector contents must start with "{".
+SELECT '{'::sparsevec;
+ERROR:  malformed sparsevec literal: "{"
+LINE 1: SELECT '{'::sparsevec;
+               ^
+DETAIL:  Unexpected end of input.
+SELECT '{}'::sparsevec;
+ERROR:  malformed sparsevec literal: "{}"
+LINE 1: SELECT '{}'::sparsevec;
+               ^
+DETAIL:  Unexpected end of input.
+SELECT '{}/'::sparsevec;
+ERROR:  invalid input syntax for type sparsevec: "{}/"
+LINE 1: SELECT '{}/'::sparsevec;
+               ^
+SELECT '{}/1a'::sparsevec;
+ERROR:  malformed sparsevec literal: "{}/1a"
+LINE 1: SELECT '{}/1a'::sparsevec;
+               ^
+DETAIL:  Junk after closing.
+SELECT '{:1}/1'::sparsevec;
+ERROR:  invalid input syntax for type sparsevec: "{:1}/1"
+LINE 1: SELECT '{:1}/1'::sparsevec;
+               ^
+SELECT '{1:}/1'::sparsevec;
+ERROR:  invalid input syntax for type sparsevec: "{1:}/1"
+LINE 1: SELECT '{1:}/1'::sparsevec;
+               ^
+SELECT '{1a:1}/1'::sparsevec;
+ERROR:  invalid input syntax for type sparsevec: "{1a:1}/1"
+LINE 1: SELECT '{1a:1}/1'::sparsevec;
+               ^
+SELECT '{1:1a}/1'::sparsevec;
+ERROR:  invalid input syntax for type sparsevec: "{1:1a}/1"
+LINE 1: SELECT '{1:1a}/1'::sparsevec;
+               ^
+SELECT '{1:1,}/1'::sparsevec;
+ERROR:  invalid input syntax for type sparsevec: "{1:1,}/1"
+LINE 1: SELECT '{1:1,}/1'::sparsevec;
+               ^
 SELECT '{1:0,2:1,3:0}/3'::sparsevec;
  sparsevec 
 -----------
diff --git a/test/sql/sparsevec_input.sql b/test/sql/sparsevec_input.sql
index 757afc0..e7ad07d 100644
--- a/test/sql/sparsevec_input.sql
+++ b/test/sql/sparsevec_input.sql
@@ -4,6 +4,17 @@ SELECT '{1:1.5,3:3.5}/5'::sparsevec::vector(5);
 SELECT '{1:1.5,3:3.5}/5'::sparsevec::vector(4);
 SELECT '[0,1.5,0,3.5,0]'::vector::sparsevec;
 
+SELECT ''::sparsevec;
+SELECT '{'::sparsevec;
+SELECT '{}'::sparsevec;
+SELECT '{}/'::sparsevec;
+SELECT '{}/1a'::sparsevec;
+SELECT '{:1}/1'::sparsevec;
+SELECT '{1:}/1'::sparsevec;
+SELECT '{1a:1}/1'::sparsevec;
+SELECT '{1:1a}/1'::sparsevec;
+SELECT '{1:1,}/1'::sparsevec;
+
 SELECT '{1:0,2:1,3:0}/3'::sparsevec;
 
 SELECT '{2:1,1:1}/2'::sparsevec;