50 lines
1.3 KiB
Lua
50 lines
1.3 KiB
Lua
-- Give the colours whatever values are convenient
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black = undefined
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brown = undefined
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red = undefined
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orange = undefined
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yellow = undefined
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green = undefined
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blue = undefined
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violet = undefined
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grey = undefined
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white = undefined
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gold = undefined
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silver = undefined
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function decode_resistance(colours)
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-- Your solution here
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end
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-- Tests -----------------------------------------------------------------------
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package.path = package.path .. ";../luaunit/?.lua"
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local luaunit = require("luaunit")
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function test_violet_orange_black_is_73_ohms()
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local resistance = decode_resistance({violet, orange, black})
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luaunit.assertEquals(resistance, 73)
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end
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function test_brown_green_black_is_15_ohms()
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local resistance = decode_resistance({brown, green, black})
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luaunit.assertEquals(resistance, 15)
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end
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function test_green_blue_orange_is_56_kiloohms()
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local resistance = decode_resistance({green, blue, orange})
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luaunit.assertEquals(resistance, 56000)
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end
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function test_white_yellow_yellow_is_940_kiloohms()
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local resistance = decode_resistance({white, yellow, yellow})
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luaunit.assertEquals(resistance, 940000)
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end
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function test_orange_red_silver_is_320_milliohms()
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local resistance = decode_resistance({orange, red, silver})
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luaunit.assertEquals(resistance, 0.32)
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end
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os.exit(luaunit.LuaUnit.run())
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