package errors
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import (
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"errors"
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"testing"
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"github.com/stretchr/testify/assert"
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)
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func TestErrorHeight(t *testing.T) {
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e1 := ErrHeightMismatch(2, 3)
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e1.Error()
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assert.True(t, IsHeightMismatchErr(e1))
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e2 := errors.New("foobar")
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assert.False(t, IsHeightMismatchErr(e2))
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assert.False(t, IsHeightMismatchErr(nil))
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}
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