Adding upstream version 15.4.upstream/15.4upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 121 insertions, 0 deletions

diff --git a/src/pl/plperl/sql/plperl_util.sql b/src/pl/plperl/sql/plperl_util.sql
new file mode 100644
index 0000000..5b31605
--- /dev/null
+++ b/src/pl/plperl/sql/plperl_util.sql
@@ -0,0 +1,121 @@
+-- test plperl utility functions (defined in Util.xs)
+
+-- test quote_literal
+
+create or replace function perl_quote_literal() returns setof text language plperl as $$
+	return_next "undef: ".quote_literal(undef);
+	return_next sprintf"$_: ".quote_literal($_)
+		for q{foo}, q{a'b}, q{a"b}, q{c''d}, q{e\f}, q{};
+	return undef;
+$$;
+
+select perl_quote_literal();
+
+-- test quote_nullable
+
+create or replace function perl_quote_nullable() returns setof text language plperl as $$
+	return_next "undef: ".quote_nullable(undef);
+	return_next sprintf"$_: ".quote_nullable($_)
+		for q{foo}, q{a'b}, q{a"b}, q{c''d}, q{e\f}, q{};
+	return undef;
+$$;
+
+select perl_quote_nullable();
+
+-- test quote_ident
+
+create or replace function perl_quote_ident() returns setof text language plperl as $$
+	return_next "undef: ".quote_ident(undef); # generates undef warning if warnings enabled
+	return_next "$_: ".quote_ident($_)
+		for q{foo}, q{a'b}, q{a"b}, q{c''d}, q{e\f}, q{g.h}, q{};
+	return undef;
+$$;
+
+select perl_quote_ident();
+
+-- test decode_bytea
+
+create or replace function perl_decode_bytea() returns setof text language plperl as $$
+	return_next "undef: ".decode_bytea(undef); # generates undef warning if warnings enabled
+	return_next "$_: ".decode_bytea($_)
+		for q{foo}, q{a\047b}, q{};
+	return undef;
+$$;
+
+select perl_decode_bytea();
+
+-- test encode_bytea
+
+create or replace function perl_encode_bytea() returns setof text language plperl as $$
+	return_next encode_bytea(undef); # generates undef warning if warnings enabled
+	return_next encode_bytea($_)
+		for q{@}, qq{@\x01@}, qq{@\x00@}, q{};
+	return undef;
+$$;
+
+select perl_encode_bytea();
+
+-- test encode_array_literal
+
+create or replace function perl_encode_array_literal() returns setof text language plperl as $$
+	return_next encode_array_literal(undef);
+	return_next encode_array_literal(0);
+	return_next encode_array_literal(42);
+	return_next encode_array_literal($_)
+		for [], [0], [1..5], [[]], [[1,2,[3]],4];
+	return_next encode_array_literal($_,'|')
+		for [], [0], [1..5], [[]], [[1,2,[3]],4];
+	return undef;
+$$;
+
+select perl_encode_array_literal();
+
+-- test encode_array_constructor
+
+create or replace function perl_encode_array_constructor() returns setof text language plperl as $$
+	return_next encode_array_constructor(undef);
+	return_next encode_array_constructor(0);
+	return_next encode_array_constructor(42);
+	return_next encode_array_constructor($_)
+		for [], [0], [1..5], [[]], [[1,2,[3]],4];
+	return undef;
+$$;
+
+select perl_encode_array_constructor();
+
+-- test looks_like_number
+
+create or replace function perl_looks_like_number() returns setof text language plperl as $$
+	return_next "undef is undef" if not defined looks_like_number(undef);
+	return_next quote_nullable($_).": ". (looks_like_number($_) ? "number" : "not number")
+		for 'foo', 0, 1, 1.3, '+3.e-4',
+			'42 x', # trailing garbage
+			'99  ', # trailing space
+			'  99', # leading space
+			'    ', # only space
+			'';     # empty string
+	return undef;
+$$;
+
+select perl_looks_like_number();
+
+-- test encode_typed_literal
+create type perl_foo as (a integer, b text[]);
+create type perl_bar as (c perl_foo[]);
+create domain perl_foo_pos as perl_foo check((value).a > 0);
+
+create or replace function perl_encode_typed_literal() returns setof text language plperl as $$
+	return_next encode_typed_literal(undef, 'text');
+	return_next encode_typed_literal([[1,2,3],[3,2,1],[1,3,2]], 'integer[]');
+	return_next encode_typed_literal({a => 1, b => ['PL','/','Perl']}, 'perl_foo');
+	return_next encode_typed_literal({c => [{a => 9, b => ['PostgreSQL']}, {b => ['Postgres'], a => 1}]}, 'perl_bar');
+	return_next encode_typed_literal({a => 1, b => ['PL','/','Perl']}, 'perl_foo_pos');
+$$;
+
+select perl_encode_typed_literal();
+
+create or replace function perl_encode_typed_literal() returns setof text language plperl as $$
+	return_next encode_typed_literal({a => 0, b => ['PL','/','Perl']}, 'perl_foo_pos');
+$$;
+
+select perl_encode_typed_literal();  -- fail