86 lines
2.3 KiB
Go
86 lines
2.3 KiB
Go
package types
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import (
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"testing"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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)
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func TestCoins(t *testing.T) {
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assert := assert.New(t)
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//Define the coins to be used in tests
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good := Coins{
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Coin{"GAS", 1},
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Coin{"MINERAL", 1},
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Coin{"TREE", 1},
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}
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neg := good.Negative()
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sum := good.Plus(neg)
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empty := Coins{
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Coin{"GOLD", 0},
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}
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badSort1 := Coins{
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Coin{"TREE", 1},
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Coin{"GAS", 1},
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Coin{"MINERAL", 1},
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}
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badSort2 := Coins{ // both are after the first one, but the second and third are in the wrong order
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Coin{"GAS", 1},
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Coin{"TREE", 1},
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Coin{"MINERAL", 1},
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}
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badAmt := Coins{
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Coin{"GAS", 1},
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Coin{"TREE", 0},
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Coin{"MINERAL", 1},
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}
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dup := Coins{
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Coin{"GAS", 1},
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Coin{"GAS", 1},
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Coin{"MINERAL", 1},
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}
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assert.True(good.IsValid(), "Coins are valid")
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assert.True(good.IsPositive(), "Expected coins to be positive: %v", good)
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assert.True(good.IsGTE(empty), "Expected %v to be >= %v", good, empty)
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assert.False(neg.IsPositive(), "Expected neg coins to not be positive: %v", neg)
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assert.Zero(len(sum), "Expected 0 coins")
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assert.False(badSort1.IsValid(), "Coins are not sorted")
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assert.False(badSort2.IsValid(), "Coins are not sorted")
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assert.False(badAmt.IsValid(), "Coins cannot include 0 amounts")
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assert.False(dup.IsValid(), "Duplicate coin")
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}
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//Test the parse coin and parse coins functionality
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func TestParse(t *testing.T) {
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assert, require := assert.New(t), require.New(t)
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makeCoin := func(str string) Coin {
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coin, err := ParseCoin(str)
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require.Nil(err)
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return coin
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}
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makeCoins := func(str string) Coins {
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coin, err := ParseCoins(str)
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require.Nil(err)
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return coin
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}
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//testing ParseCoin Function
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assert.Equal(Coin{}, makeCoin(""), "ParseCoin makes bad empty coin")
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assert.Equal(Coin{"fooCoin", 1}, makeCoin("1fooCoin"), "ParseCoin makes bad coins")
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assert.Equal(Coin{"barCoin", 10}, makeCoin("10 barCoin"), "ParseCoin makes bad coins")
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//testing ParseCoins Function
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assert.True(Coins{{"fooCoin", 1}}.IsEqual(makeCoins("1fooCoin")),
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"ParseCoins doesn't parse a single coin")
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assert.True(Coins{{"barCoin", 99}, {"fooCoin", 1}}.IsEqual(makeCoins("99barCoin,1fooCoin")),
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"ParseCoins doesn't properly parse two coins")
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assert.True(Coins{{"barCoin", 99}, {"fooCoin", 1}}.IsEqual(makeCoins("99 barCoin, 1 fooCoin")),
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"ParseCoins doesn't properly parse two coins which use spaces")
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}
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