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package numerical
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import (
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"testing"
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"github.com/stretchr/testify/assert"
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)
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func TestSwap(t *testing.T) {
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x := 5
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y := 6
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expectedX := 6
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expectedY := 5
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swap(&x, &y)
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assert.Equal(t, x, expectedX, "value should be equal")
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assert.Equal(t, y, expectedY, "value should be equal")
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}
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