import pytest

def decode_resistor_colors(bands):
    return ""
    
# test.describe("Basic tests")
# test.it("A resistor under 1000 ohms and with only three bands")   
# test.assert_equals(decode_resistor_colors("yellow violet black"), "47 ohms, 20%")
# test.it("A resistor between 1000 and 999999 ohms, with a gold fourth band")   
# test.assert_equals(decode_resistor_colors("yellow violet red gold"), "4.7k ohms, 5%")
# test.it("A resistor of 1000000 ohms or above, with a silver fourth band")   
# test.assert_equals(decode_resistor_colors("brown black green silver"), "1M ohms, 10%")
