# Tests for sys schema
# Verify the sys.format_time() function perfoms as expected

# Passing NULL should return NULL
SELECT sys.format_time(NULL);

# Format picoseconds
SELECT sys.format_time(1);
SELECT sys.format_time(999);

# Format nanoseconds
SELECT sys.format_time(1000);
SELECT sys.format_time(999999);

# Format microseconds
SELECT sys.format_time(1000000);
SELECT sys.format_time(999999999);

# Format milliseconds
SELECT sys.format_time(1000000000);
SELECT sys.format_time(999999999999);

# Format seconds
SELECT sys.format_time(1000000000000);
SELECT sys.format_time(59999999999999);

# Format minutes
SELECT sys.format_time(60000000000000);
SELECT sys.format_time(3599999999999999);

# Format hours
SELECT sys.format_time(3600000000000000);
SELECT sys.format_time(86399999999999988);

# Format days
SELECT sys.format_time(86400000000000000);
SELECT sys.format_time(604799999999999888);

# Format weeks
SELECT sys.format_time(604800000000000000);
SELECT sys.format_time(2389472398472389748237429837423984728374);