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types: add slice book test for copy depth

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c9s 2023-12-11 17:58:48 +08:00
parent 98468b39c7
commit 8c13092d8b
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1 changed files with 27 additions and 0 deletions
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pkg/types/sliceorderbook_test.go Normal file
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package types
import (
"testing"
"github.com/stretchr/testify/assert"
)
func TestSliceOrderBook_CopyDepth(t *testing.T) {
b := &SliceOrderBook{
Bids: PriceVolumeSlice{
{Price: number(0.119), Volume: number(100.0)},
{Price: number(0.118), Volume: number(100.0)},
{Price: number(0.117), Volume: number(100.0)},
{Price: number(0.116), Volume: number(100.0)},
},
Asks: PriceVolumeSlice{
{Price: number(0.120), Volume: number(100.0)},
{Price: number(0.121), Volume: number(100.0)},
{Price: number(0.122), Volume: number(100.0)},
},
}
copied := b.CopyDepth(0)
assert.Equal(t, 3, len(copied.SideBook(SideTypeSell)))
assert.Equal(t, 4, len(copied.SideBook(SideTypeBuy)))
}