Ilia Denisov
39 lines
955 B
Go
39 lines
955 B
Go
package world
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import (
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"testing"
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"github.com/stretchr/testify/require"
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)
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func TestTakeCatchUpRects_RespectsAreaLimit(t *testing.T) {
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t.Parallel()
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pending := []RectPx{
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{X: 0, Y: 0, W: 10, H: 1}, // area 10
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{X: 0, Y: 1, W: 10, H: 2}, // area 20
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{X: 0, Y: 3, W: 10, H: 3}, // area 30
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}
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// Limit 25 => should take first (10) + second (20) would exceed => take only first.
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sel, rem := takeCatchUpRects(pending, 25)
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require.Equal(t, []RectPx{{X: 0, Y: 0, W: 10, H: 1}}, sel)
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require.Equal(t, []RectPx{
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{X: 0, Y: 1, W: 10, H: 2},
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{X: 0, Y: 3, W: 10, H: 3},
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}, rem)
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// Limit 30 => can take first(10) + second(20) exactly.
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sel, rem = takeCatchUpRects(pending, 30)
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require.Equal(t, []RectPx{
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{X: 0, Y: 0, W: 10, H: 1},
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{X: 0, Y: 1, W: 10, H: 2},
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}, sel)
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require.Equal(t, []RectPx{{X: 0, Y: 3, W: 10, H: 3}}, rem)
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// No limit => take all.
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sel, rem = takeCatchUpRects(pending, 0)
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require.Len(t, sel, 3)
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require.Empty(t, rem)
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}
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