86 lines
1.6 KiB
Go
86 lines
1.6 KiB
Go
package level_test
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import (
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"testing"
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"git.kirsle.net/apps/doodle/level"
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"git.kirsle.net/apps/doodle/render"
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)
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func TestWorldSize(t *testing.T) {
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type TestCase struct {
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Size int
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Points []render.Point
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Expect render.Rect
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Zero render.Rect // expected WorldSizePositive
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}
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var tests = []TestCase{
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{
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Size: 1000,
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Points: []render.Point{
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render.NewPoint(0, 0), // chunk 0,0
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render.NewPoint(512, 788), // 0,0
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render.NewPoint(1002, 500), // 1,0
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render.NewPoint(2005, 2006), // 2,2
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render.NewPoint(-5, -5), // -1,-1
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},
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Expect: render.Rect{
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X: -1000,
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Y: -1000,
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W: 2999,
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H: 2999,
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},
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Zero: render.NewRect(3999, 3999),
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},
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{
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Size: 128,
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Points: []render.Point{
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render.NewPoint(5, 5),
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},
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Expect: render.Rect{
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X: 0,
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Y: 0,
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W: 127,
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H: 127,
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},
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Zero: render.NewRect(127, 127),
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},
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{
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Size: 200,
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Points: []render.Point{
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render.NewPoint(-6000, -38556),
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render.NewPoint(12345, 1288000),
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},
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Expect: render.Rect{
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X: -6000,
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Y: -38600,
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W: 12399,
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H: 1288199,
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},
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Zero: render.NewRect(18399, 1326799),
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},
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}
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for _, test := range tests {
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c := level.NewChunker(test.Size)
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sw := &level.Swatch{
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Name: "solid",
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Color: render.Black,
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}
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for _, pt := range test.Points {
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c.Set(pt, sw)
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}
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size := c.WorldSize()
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if size != test.Expect {
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t.Errorf("WorldSize not as expected: %s <> %s", size, test.Expect)
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}
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zero := c.WorldSizePositive()
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if zero != test.Zero {
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t.Errorf("WorldSizePositive not as expected: %s <> %s", zero, test.Expect)
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}
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}
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}
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