26 lines
1.2 KiB
Go
26 lines
1.2 KiB
Go
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package processor
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import (
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"testing"
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"github.com/stretchr/testify/assert"
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"apskel-pos-be/internal/entities"
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"apskel-pos-be/internal/repository"
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)
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func TestEarningReversalTarget(t *testing.T) {
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earn := entities.WalletTransaction{Amount: 875, Metadata: entities.Metadata{"basis": 87500.0}}
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target := func(order repository.EarningOrder) int64 { return earningReversalTarget(&order, earn) }
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assert.Equal(t, int64(0), target(repository.EarningOrder{}), "nothing refunded, nothing to take")
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assert.Equal(t, int64(875), target(repository.EarningOrder{IsVoid: true}), "void takes everything")
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assert.Equal(t, int64(200), target(repository.EarningOrder{RefundAmount: 20000}), "floor(875 × 20000 / 87500)")
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assert.Equal(t, int64(299), target(repository.EarningOrder{RefundAmount: 29999.99}), "floor, not round")
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assert.Equal(t, int64(875), target(repository.EarningOrder{RefundAmount: 87500}))
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assert.Equal(t, int64(875), target(repository.EarningOrder{RefundAmount: 96250}), "a refund including tax cannot take more than was earned")
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noBasis := entities.WalletTransaction{Amount: 10, Metadata: entities.Metadata{}}
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assert.Equal(t, int64(10), earningReversalTarget(&repository.EarningOrder{RefundAmount: 1}, noBasis), "without a basis any refund takes it all")
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}
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