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-- Use DO to ignore failures when the shared library doesn't exist, because it
-- only existed for 1.3.1, and if upgrades are running from a later release it
-- won't be there.
DO $$
BEGIN
CREATE FUNCTION parse_type(type text, OUT typid oid, OUT typmod int4)
RETURNS RECORD
AS 'pgtap'
LANGUAGE C STABLE STRICT;
EXCEPTION
WHEN undefined_file THEN
RAISE NOTICE 'No pgtap shared library; skipping C parse_type()';
END;
$$;
CREATE OR REPLACE FUNCTION format_type_string ( TEXT )
RETURNS TEXT AS $$
BEGIN RETURN format_type(p.typid, p.typmod) from parse_type($1) p;
EXCEPTION WHEN OTHERS THEN RETURN NULL;
END;
$$ LANGUAGE PLPGSQL STABLE;
-- col_type_is( schema, table, column, schema, type, description )
CREATE OR REPLACE FUNCTION col_type_is ( NAME, NAME, NAME, NAME, TEXT, TEXT )
RETURNS TEXT AS $$
DECLARE
have_type TEXT := _get_col_ns_type($1, $2, $3);
want_type TEXT;
BEGIN
IF have_type IS NULL THEN
RETURN fail( $6 ) || E'\n' || diag (
' Column ' || COALESCE(quote_ident($1) || '.', '')
|| quote_ident($2) || '.' || quote_ident($3) || ' does not exist'
);
END IF;
IF quote_ident($4) = ANY(current_schemas(true)) THEN
want_type := quote_ident($4) || '.' || format_type_string($5);
ELSE
want_type := format_type_string(quote_ident($4) || '.' || $5);
END IF;
IF want_type IS NULL THEN
RETURN fail( $6 ) || E'\n' || diag (
' Type ' || quote_ident($4) || '.' || $5 || ' does not exist'
);
END IF;
IF have_type = want_type THEN
-- We're good to go.
RETURN ok( true, $6 );
END IF;
-- Wrong data type. tell 'em what we really got.
RETURN ok( false, $6 ) || E'\n' || diag(
' have: ' || have_type ||
E'\n want: ' || want_type
);
END;
$$ LANGUAGE plpgsql;
-- col_type_is( schema, table, column, schema, type )
CREATE OR REPLACE FUNCTION col_type_is ( NAME, NAME, NAME, NAME, TEXT )
RETURNS TEXT AS $$
SELECT col_type_is( $1, $2, $3, $4, $5, 'Column ' || quote_ident($1) || '.' || quote_ident($2)
|| '.' || quote_ident($3) || ' should be type ' || quote_ident($4) || '.' || $5);
$$ LANGUAGE SQL;
-- col_type_is( schema, table, column, type, description )
CREATE OR REPLACE FUNCTION col_type_is ( NAME, NAME, NAME, TEXT, TEXT )
RETURNS TEXT AS $$
DECLARE
have_type TEXT;
want_type TEXT;
BEGIN
-- Get the data type.
IF $1 IS NULL THEN
have_type := _get_col_type($2, $3);
ELSE
have_type := _get_col_type($1, $2, $3);
END IF;
IF have_type IS NULL THEN
RETURN fail( $5 ) || E'\n' || diag (
' Column ' || COALESCE(quote_ident($1) || '.', '')
|| quote_ident($2) || '.' || quote_ident($3) || ' does not exist'
);
END IF;
want_type := format_type_string($4);
IF want_type IS NULL THEN
RETURN fail( $5 ) || E'\n' || diag (
' Type ' || $4 || ' does not exist'
);
END IF;
IF have_type = want_type THEN
-- We're good to go.
RETURN ok( true, $5 );
END IF;
-- Wrong data type. tell 'em what we really got.
RETURN ok( false, $5 ) || E'\n' || diag(
' have: ' || have_type ||
E'\n want: ' || want_type
);
END;
$$ LANGUAGE plpgsql;
CREATE OR REPLACE FUNCTION _cmp_types(oid, name)
RETURNS BOOLEAN AS $$
SELECT pg_catalog.format_type($1, NULL) = _typename($2);
$$ LANGUAGE sql;
-- domain_type_is( schema, domain, schema, type, description )
CREATE OR REPLACE FUNCTION domain_type_is( NAME, TEXT, NAME, TEXT, TEXT )
RETURNS TEXT AS $$
DECLARE
actual_type TEXT := _get_dtype($1, $2, true);
BEGIN
IF actual_type IS NULL THEN
RETURN fail( $5 ) || E'\n' || diag (
' Domain ' || quote_ident($1) || '.' || $2
|| ' does not exist'
);
END IF;
IF quote_ident($3) = ANY(current_schemas(true)) THEN
RETURN is( actual_type, quote_ident($3) || '.' || _typename($4), $5);
END IF;
RETURN is( actual_type, _typename(quote_ident($3) || '.' || $4), $5);
END;
$$ LANGUAGE plpgsql;
-- domain_type_is( schema, domain, type, description )
CREATE OR REPLACE FUNCTION domain_type_is( NAME, TEXT, TEXT, TEXT )
RETURNS TEXT AS $$
DECLARE
actual_type TEXT := _get_dtype($1, $2, false);
BEGIN
IF actual_type IS NULL THEN
RETURN fail( $4 ) || E'\n' || diag (
' Domain ' || quote_ident($1) || '.' || $2
|| ' does not exist'
);
END IF;
RETURN is( actual_type, _typename($3), $4 );
END;
$$ LANGUAGE plpgsql;
-- domain_type_is( domain, type, description )
CREATE OR REPLACE FUNCTION domain_type_is( TEXT, TEXT, TEXT )
RETURNS TEXT AS $$
DECLARE
actual_type TEXT := _get_dtype($1);
BEGIN
IF actual_type IS NULL THEN
RETURN fail( $3 ) || E'\n' || diag (
' Domain ' || $1 || ' does not exist'
);
END IF;
RETURN is( actual_type, _typename($2), $3 );
END;
$$ LANGUAGE plpgsql;
-- domain_type_isnt( schema, domain, schema, type, description )
CREATE OR REPLACE FUNCTION domain_type_isnt( NAME, TEXT, NAME, TEXT, TEXT )
RETURNS TEXT AS $$
DECLARE
actual_type TEXT := _get_dtype($1, $2, true);
BEGIN
IF actual_type IS NULL THEN
RETURN fail( $5 ) || E'\n' || diag (
' Domain ' || quote_ident($1) || '.' || $2
|| ' does not exist'
);
END IF;
IF quote_ident($3) = ANY(current_schemas(true)) THEN
RETURN isnt( actual_type, quote_ident($3) || '.' || _typename($4), $5);
END IF;
RETURN isnt( actual_type, _typename(quote_ident($3) || '.' || $4), $5);
END;
$$ LANGUAGE plpgsql;
-- domain_type_isnt( schema, domain, type, description )
CREATE OR REPLACE FUNCTION domain_type_isnt( NAME, TEXT, TEXT, TEXT )
RETURNS TEXT AS $$
DECLARE
actual_type TEXT := _get_dtype($1, $2, false);
BEGIN
IF actual_type IS NULL THEN
RETURN fail( $4 ) || E'\n' || diag (
' Domain ' || quote_ident($1) || '.' || $2
|| ' does not exist'
);
END IF;
RETURN isnt( actual_type, _typename($3), $4 );
END;
$$ LANGUAGE plpgsql;
-- domain_type_isnt( domain, type, description )
CREATE OR REPLACE FUNCTION domain_type_isnt( TEXT, TEXT, TEXT )
RETURNS TEXT AS $$
DECLARE
actual_type TEXT := _get_dtype($1);
BEGIN
IF actual_type IS NULL THEN
RETURN fail( $3 ) || E'\n' || diag (
' Domain ' || $1 || ' does not exist'
);
END IF;
RETURN isnt( actual_type, _typename($2), $3 );
END;
$$ LANGUAGE plpgsql;
DROP FUNCTION _quote_ident_like(TEXT, TEXT);
-- has_pk( schema, table )
CREATE OR REPLACE FUNCTION has_pk ( NAME, NAME )
RETURNS TEXT AS $$
SELECT has_pk( $1, $2, 'Table ' || quote_ident($1) || '.' || quote_ident($2) || ' should have a primary key' );
$$ LANGUAGE sql;
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