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66 lines
2.3 KiB
Go
66 lines
2.3 KiB
Go
package document
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import (
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"bytes"
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"math"
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"strings"
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"testing"
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"aego/asset"
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"aego/core/ids"
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"aego/editor/core/code"
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"aego/render/material"
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"aego/render/shader"
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"aego/scene/mutate"
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)
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func TestMaterialMutationSharesSourceHistoryAndPreservesUnknown(t *testing.T) {
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const source = `material version=1 shader=asset("00000000000000000000000000000001") {
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params { OldField=0.625 }
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future version=4 { note="preserve" }
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}`
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d := &ScriptDocument{Path: "assets/flash.aemat", Code: code.New([]byte(source))}
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sh := &material.Shader{Schema: material.NewSchema([]shader.Param{{Name: "Flash", Kind: shader.KindFloat, Instance: true, Default: [4]float32{.2}, Lane: 0}, {Name: "Index", Kind: shader.KindInt, Offset: 0}}, 16, 1), Variants: []material.Variant{{}}}
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resolve := func(ids.AssetID) (*material.Shader, bool) { return sh, true }
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before := append([]byte(nil), d.Code.Bytes()...)
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for i, v := range []string{"0.3", "0.6", "0.9"} {
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if _, err := ApplyMaterialMutation(d, resolve, mutate.Tx{Ops: []mutate.Op{mutate.MaterialSet("Flash", v)}}, i > 0); err != nil {
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t.Fatal(err)
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}
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}
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if !strings.Contains(string(d.Code.Bytes()), "preserve") || !strings.Contains(string(d.Code.Bytes()), "OldField") {
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t.Fatal("unknown semantic data disappeared")
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}
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parsed, err := asset.ParseMaterial(d.Code.Bytes(), d.Path)
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if err != nil {
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t.Fatal(err)
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}
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v, explicit := parsed.Value("Flash")
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if !explicit || math.Abs(v.AsFloat()-.9) > 1e-6 {
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t.Fatalf("explicit parameter lost: %v", v)
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}
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if !d.Code.Undo() || !bytes.Equal(before, d.Code.Bytes()) || d.Code.CanUndo() {
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t.Fatal("material slider did not undo exactly to original source")
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}
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if !d.Code.Redo() {
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t.Fatal("redo")
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}
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last := append([]byte(nil), d.Code.Bytes()...)
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if _, err := ApplyMaterialMutation(d, resolve, mutate.Tx{Ops: []mutate.Op{mutate.MaterialSet("Flash", "true")}}, false); err == nil {
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t.Fatal("incompatible type accepted")
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}
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if !bytes.Equal(last, d.Code.Bytes()) {
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t.Fatal("failed semantic mutation changed dirty document")
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}
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if _, err := ApplyMaterialMutation(d, resolve, mutate.Tx{Ops: []mutate.Op{mutate.MaterialReset("Flash")}}, false); err != nil {
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t.Fatal(err)
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}
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parsed, err = asset.ParseMaterial(d.Code.Bytes(), d.Path)
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if err != nil {
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t.Fatal(err)
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}
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if _, explicit = parsed.Value("Flash"); explicit {
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t.Fatal("reset still explicit")
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}
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}
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