585 lines
13 KiB
Go
585 lines
13 KiB
Go
package vm
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import (
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"bytes"
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"context"
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"fmt"
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"log"
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"testing"
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"git.grassecon.net/kamikazechaser/vise/cache"
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"git.grassecon.net/kamikazechaser/vise/render"
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"git.grassecon.net/kamikazechaser/vise/resource"
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"git.grassecon.net/kamikazechaser/vise/state"
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)
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var dynVal = "three"
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type TestResource struct {
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resource.MenuResource
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state *state.State
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RootCode []byte
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}
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func getOne(sym string, input []byte, ctx context.Context) (resource.Result, error) {
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return resource.Result{
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Content: "one",
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}, nil
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}
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func getTwo(sym string, input []byte, ctx context.Context) (resource.Result, error) {
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return resource.Result{
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Content: "two",
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}, nil
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}
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func getDyn(sym string, input []byte, ctx context.Context) (resource.Result, error) {
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return resource.Result{
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Content: dynVal,
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}, nil
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}
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func getEcho(sym string, input []byte, ctx context.Context) (resource.Result, error) {
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r := fmt.Sprintf("echo: %s", input)
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return resource.Result{
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Content: r,
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}, nil
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}
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func setFlag(sym string, input []byte, ctx context.Context) (resource.Result, error) {
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s := fmt.Sprintf("ping")
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r := resource.Result{
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Content: s,
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}
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if len(input) > 0 {
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r.FlagSet = append(r.FlagSet, uint32(input[0]))
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}
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if len(input) > 1 {
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r.FlagReset = append(r.FlagReset, uint32(input[1]))
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}
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log.Printf("setflag %v", r)
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return r, nil
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}
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type TestStatefulResolver struct {
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state *state.State
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}
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func (r TestResource) GetTemplate(sym string) (string, error) {
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switch sym {
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case "foo":
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return "inky pinky blinky clyde", nil
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case "bar":
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return "inky pinky {{.one}} blinky {{.two}} clyde", nil
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case "baz":
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return "inky pinky {{.baz}} blinky clyde", nil
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case "three":
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return "{{.one}} inky pinky {{.three}} blinky clyde {{.two}}", nil
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case "root":
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return "root", nil
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case "_catch":
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return "aiee", nil
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case "flagCatch":
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return "flagiee", nil
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}
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panic(fmt.Sprintf("unknown symbol %s", sym))
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return "", fmt.Errorf("unknown symbol %s", sym)
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}
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func (r TestResource) FuncFor(sym string) (resource.EntryFunc, error) {
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switch sym {
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case "one":
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return getOne, nil
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case "two":
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return getTwo, nil
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case "dyn":
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return getDyn, nil
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case "arg":
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return r.getInput, nil
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case "echo":
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return getEcho, nil
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case "setFlagOne":
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return setFlag, nil
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}
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return nil, fmt.Errorf("invalid function: '%s'", sym)
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}
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func (r TestResource) getInput(sym string, input []byte, ctx context.Context) (resource.Result, error) {
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v, err := r.state.GetInput()
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return resource.Result{
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Content: string(v),
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}, err
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}
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func (r TestResource) GetCode(sym string) ([]byte, error) {
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var b []byte
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switch sym {
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case "_catch":
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b = NewLine(b, MOUT, []string{"0", "repent"}, nil, nil)
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b = NewLine(b, HALT, nil, nil, nil)
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case "flagCatch":
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b = NewLine(b, MOUT, []string{"0", "repent"}, nil, nil)
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b = NewLine(b, HALT, nil, nil, nil)
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b = NewLine(b, MOVE, []string{"_"}, nil, nil)
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case "root":
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b = r.RootCode
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}
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return b, nil
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}
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func TestRun(t *testing.T) {
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st := state.NewState(5)
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rs := TestResource{}
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ca := cache.NewCache()
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vm := NewVm(&st, &rs, ca, nil)
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b := NewLine(nil, MOVE, []string{"foo"}, nil, nil)
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b = NewLine(b, HALT, nil, nil, nil)
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_, err := vm.Run(b, context.TODO())
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if err != nil {
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t.Errorf("run error: %v", err)
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}
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b = []byte{0x01, 0x02}
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_, err = vm.Run(b, context.TODO())
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if err == nil {
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t.Errorf("no error on invalid opcode")
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}
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}
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func TestRunLoadRender(t *testing.T) {
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st := state.NewState(5)
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rs := TestResource{}
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ca := cache.NewCache()
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vm := NewVm(&st, &rs, ca, nil)
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st.Down("bar")
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var err error
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ctx := context.TODO()
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b := NewLine(nil, LOAD, []string{"one"}, []byte{0x0a}, nil)
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b = NewLine(b, MAP, []string{"one"}, nil, nil)
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b = NewLine(b, LOAD, []string{"two"}, []byte{0x0a}, nil)
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b = NewLine(b, MAP, []string{"two"}, nil, nil)
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b = NewLine(b, HALT, nil, nil, nil)
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b, err = vm.Run(b, ctx)
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if err != nil {
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t.Fatal(err)
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}
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r, err := vm.Render(ctx)
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if err != nil {
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t.Fatal(err)
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}
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expect := "inky pinky one blinky two clyde"
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if r != expect {
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t.Fatalf("Expected\n\t%s\ngot\n\t%s\n", expect, r)
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}
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b = NewLine(nil, LOAD, []string{"two"}, []byte{0x0a}, nil)
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b = NewLine(b, MAP, []string{"two"}, nil, nil)
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b = NewLine(b, HALT, nil, nil, nil)
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b, err = vm.Run(b, ctx)
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if err != nil {
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t.Fatal(err)
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}
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b = NewLine(nil, MAP, []string{"one"}, nil, nil)
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b = NewLine(b, HALT, nil, nil, nil)
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_, err = vm.Run(b, ctx)
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if err != nil {
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t.Fatal(err)
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}
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r, err = vm.Render(ctx)
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if err != nil {
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t.Fatal(err)
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}
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expect = "inky pinky one blinky two clyde"
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if r != expect {
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t.Fatalf("Expected %v, got %v", expect, r)
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}
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}
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func TestRunMultiple(t *testing.T) {
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st := state.NewState(5)
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rs := TestResource{}
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ca := cache.NewCache()
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vm := NewVm(&st, &rs, ca, nil)
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ctx := context.TODO()
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b := NewLine(nil, MOVE, []string{"test"}, nil, nil)
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b = NewLine(b, LOAD, []string{"one"}, []byte{0x00}, nil)
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b = NewLine(b, LOAD, []string{"two"}, []byte{42}, nil)
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b = NewLine(b, HALT, nil, nil, nil)
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b, err := vm.Run(b, ctx)
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if err != nil {
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t.Error(err)
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}
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if len(b) > 0 {
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t.Errorf("expected empty code")
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}
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}
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func TestRunReload(t *testing.T) {
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st := state.NewState(5)
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rs := TestResource{}
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ca := cache.NewCache()
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szr := render.NewSizer(128)
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vm := NewVm(&st, &rs, ca, szr)
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ctx := context.TODO()
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b := NewLine(nil, MOVE, []string{"root"}, nil, nil)
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b = NewLine(b, LOAD, []string{"dyn"}, nil, []uint8{0})
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b = NewLine(b, MAP, []string{"dyn"}, nil, nil)
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b = NewLine(b, HALT, nil, nil, nil)
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_, err := vm.Run(b, ctx)
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if err != nil {
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t.Fatal(err)
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}
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r, err := vm.Render(ctx)
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if err != nil {
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t.Fatal(err)
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}
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if r != "root" {
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t.Fatalf("expected result 'root', got %v", r)
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}
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dynVal = "baz"
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b = NewLine(nil, RELOAD, []string{"dyn"}, nil, nil)
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b = NewLine(b, HALT, nil, nil, nil)
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_, err = vm.Run(b, ctx)
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if err != nil {
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t.Fatal(err)
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}
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}
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func TestHalt(t *testing.T) {
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st := state.NewState(5)
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rs := TestResource{}
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ca := cache.NewCache()
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vm := NewVm(&st, &rs, ca, nil)
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b := NewLine(nil, MOVE, []string{"root"}, nil, nil)
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b = NewLine(b, LOAD, []string{"one"}, nil, []uint8{0})
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b = NewLine(b, HALT, nil, nil, nil)
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b = NewLine(b, MOVE, []string{"foo"}, nil, nil)
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var err error
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b, err = vm.Run(b, context.TODO())
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if err != nil {
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t.Error(err)
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}
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r, _ := st.Where()
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if r == "foo" {
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t.Fatalf("Expected where-symbol not to be 'foo'")
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}
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if !bytes.Equal(b[:2], []byte{0x00, MOVE}) {
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t.Fatalf("Expected MOVE instruction, found '%v'", b)
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}
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}
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func TestRunArg(t *testing.T) {
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st := state.NewState(5)
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rs := TestResource{}
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ca := cache.NewCache()
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vm := NewVm(&st, &rs, ca, nil)
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input := []byte("bar")
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_ = st.SetInput(input)
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bi := NewLine(nil, INCMP, []string{"bar", "baz"}, nil, nil)
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bi = NewLine(bi, HALT, nil, nil, nil)
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b, err := vm.Run(bi, context.TODO())
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if err != nil {
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t.Error(err)
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}
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l := len(b)
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if l != 0 {
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t.Errorf("expected empty remainder, got length %v: %v", l, b)
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}
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r, _ := st.Where()
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if r != "baz" {
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t.Errorf("expected where-state baz, got %v", r)
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}
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}
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func TestRunInputHandler(t *testing.T) {
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st := state.NewState(5)
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rs := TestResource{}
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ca := cache.NewCache()
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vm := NewVm(&st, &rs, ca, nil)
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_ = st.SetInput([]byte("baz"))
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bi := NewLine([]byte{}, INCMP, []string{"bar", "aiee"}, nil, nil)
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bi = NewLine(bi, INCMP, []string{"baz", "foo"}, nil, nil)
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bi = NewLine(bi, LOAD, []string{"one"}, []byte{0x00}, nil)
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bi = NewLine(bi, LOAD, []string{"two"}, []byte{0x03}, nil)
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bi = NewLine(bi, MAP, []string{"one"}, nil, nil)
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bi = NewLine(bi, MAP, []string{"two"}, nil, nil)
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bi = NewLine(bi, HALT, nil, nil, nil)
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var err error
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_, err = vm.Run(bi, context.TODO())
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if err != nil {
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t.Fatal(err)
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}
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r, _ := st.Where()
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if r != "foo" {
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t.Fatalf("expected where-sym 'foo', got '%v'", r)
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}
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}
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func TestRunArgInvalid(t *testing.T) {
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st := state.NewState(5)
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rs := TestResource{}
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ca := cache.NewCache()
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vm := NewVm(&st, &rs, ca, nil)
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_ = st.SetInput([]byte("foo"))
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var err error
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st.Down("root")
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b := NewLine(nil, INCMP, []string{"bar", "baz"}, nil, nil)
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b, err = vm.Run(b, context.TODO())
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if err != nil {
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t.Fatal(err)
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}
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r, _ := st.Where()
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if r != "_catch" {
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t.Fatalf("expected where-state _catch, got %v", r)
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}
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}
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func TestRunMenu(t *testing.T) {
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st := state.NewState(5)
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rs := TestResource{}
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ca := cache.NewCache()
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vm := NewVm(&st, &rs, ca, nil)
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var err error
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ctx := context.TODO()
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b := NewLine(nil, MOVE, []string{"foo"}, nil, nil)
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b = NewLine(b, MOUT, []string{"0", "one"}, nil, nil)
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b = NewLine(b, MOUT, []string{"1", "two"}, nil, nil)
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b = NewLine(b, HALT, nil, nil, nil)
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b, err = vm.Run(b, ctx)
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if err != nil {
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t.Error(err)
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}
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l := len(b)
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if l != 0 {
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t.Errorf("expected empty remainder, got length %v: %v", l, b)
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}
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r, err := vm.Render(ctx)
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if err != nil {
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t.Fatal(err)
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}
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expect := "inky pinky blinky clyde\n0:one\n1:two"
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if r != expect {
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t.Fatalf("expected:\n\t%s\ngot:\n\t%s\n", expect, r)
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}
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}
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func TestRunMenuBrowse(t *testing.T) {
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log.Printf("This test is incomplete, it must check the output of a menu browser once one is implemented. For now it only checks whether it can execute the runner endpoints for the instrucitons.")
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st := state.NewState(5)
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rs := TestResource{}
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ca := cache.NewCache()
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vm := NewVm(&st, &rs, ca, nil)
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var err error
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ctx := context.TODO()
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b := NewLine(nil, MOVE, []string{"foo"}, nil, nil)
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b = NewLine(b, MOUT, []string{"0", "one"}, nil, nil)
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b = NewLine(b, MOUT, []string{"1", "two"}, nil, nil)
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b = NewLine(b, HALT, nil, nil, nil)
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b, err = vm.Run(b, ctx)
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if err != nil {
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t.Error(err)
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}
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l := len(b)
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if l != 0 {
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t.Errorf("expected empty remainder, got length %v: %v", l, b)
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}
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r, err := vm.Render(ctx)
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if err != nil {
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t.Fatal(err)
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}
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expect := "inky pinky blinky clyde\n0:one\n1:two"
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if r != expect {
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t.Fatalf("expected:\n\t%s\ngot:\n\t%s\n", expect, r)
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}
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}
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func TestRunReturn(t *testing.T) {
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st := state.NewState(5)
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rs := TestResource{}
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ca := cache.NewCache()
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vm := NewVm(&st, &rs, ca, nil)
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var err error
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st.Down("root")
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b := NewLine(nil, INCMP, []string{"0", "bar"}, nil, nil)
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b = NewLine(b, HALT, nil, nil, nil)
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b = NewLine(b, INCMP, []string{"1", "_"}, nil, nil)
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b = NewLine(b, HALT, nil, nil, nil)
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ctx := context.TODO()
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st.SetInput([]byte("0"))
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b, err = vm.Run(b, ctx)
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if err != nil {
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t.Fatal(err)
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}
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location, _ := st.Where()
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if location != "bar" {
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t.Fatalf("expected location 'bar', got '%s'", location)
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}
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st.SetInput([]byte("1"))
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b, err = vm.Run(b, ctx)
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if err != nil {
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t.Fatal(err)
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}
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location, _ = st.Where()
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if location != "root" {
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t.Fatalf("expected location 'root', got '%s'", location)
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}
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}
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func TestRunLoadInput(t *testing.T) {
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st := state.NewState(5)
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rs := TestResource{}
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ca := cache.NewCache()
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vm := NewVm(&st, &rs, ca, nil)
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var err error
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st.Down("root")
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st.SetInput([]byte("foobar"))
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b := NewLine(nil, LOAD, []string{"echo"}, []byte{0x00}, nil)
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b = NewLine(b, HALT, nil, nil, nil)
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ctx := context.TODO()
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b, err = vm.Run(b, ctx)
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if err != nil {
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t.Fatal(err)
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}
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r, err := ca.Get("echo")
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if err != nil {
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t.Fatal(err)
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}
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if r != "echo: foobar" {
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t.Fatalf("expected 'echo: foobar', got %s", r)
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}
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}
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func TestInputBranch(t *testing.T) {
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st := state.NewState(5)
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rs := TestResource{}
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ca := cache.NewCache()
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vm := NewVm(&st, &rs, ca, nil)
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var err error
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st.Down("root")
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b := NewLine(nil, LOAD, []string{"setFlagOne"}, []byte{0x00}, nil)
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b = NewLine(b, RELOAD, []string{"setFlagOne"}, nil, nil)
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b = NewLine(b, CATCH, []string{"flagCatch"}, []byte{8}, []uint8{0})
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b = NewLine(b, CATCH, []string{"one"}, []byte{9}, []uint8{0})
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rs.RootCode = b
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//b = NewLine(b, RELOAD, []string{"setFlagOne"}, nil, nil)
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//b = NewLine(b, CATCH, []string{"flagCatch"}, []byte{8}, []uint8{0})
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ctx := context.TODO()
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st.SetInput([]byte{0x08})
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b, err = vm.Run(b, ctx)
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if err != nil {
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t.Fatal(err)
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}
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location, _ := st.Where()
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if location != "flagCatch" {
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t.Fatalf("expected 'flagCatch', got %s", location)
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}
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|
|
|
st.SetInput([]byte{0x09, 0x08})
|
|
b, err = vm.Run(b, ctx)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
location, _ = st.Where()
|
|
if location != "one" {
|
|
t.Fatalf("expected 'one', got %s", location)
|
|
}
|
|
}
|
|
|
|
func TestInputIgnore(t *testing.T) {
|
|
st := state.NewState(5)
|
|
rs := TestResource{}
|
|
ca := cache.NewCache()
|
|
vm := NewVm(&st, &rs, ca, nil)
|
|
|
|
var err error
|
|
|
|
st.Down("root")
|
|
|
|
b := NewLine(nil, INCMP, []string{"foo", "one"}, nil, nil)
|
|
b = NewLine(b, INCMP, []string{"bar", "two"}, nil, nil)
|
|
b = NewLine(b, HALT, nil, nil, nil)
|
|
|
|
ctx := context.TODO()
|
|
|
|
st.SetInput([]byte("foo"))
|
|
b, err = vm.Run(b, ctx)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
location, _ := st.Where()
|
|
if location != "one" {
|
|
t.Fatalf("expected 'one', got %s", location)
|
|
}
|
|
}
|
|
|
|
func TestInputIgnoreWildcard(t *testing.T) {
|
|
st := state.NewState(5)
|
|
rs := TestResource{}
|
|
ca := cache.NewCache()
|
|
vm := NewVm(&st, &rs, ca, nil)
|
|
|
|
var err error
|
|
|
|
st.Down("root")
|
|
|
|
b := NewLine(nil, INCMP, []string{"foo", "one"}, nil, nil)
|
|
b = NewLine(b, INCMP, []string{"*", "two"}, nil, nil)
|
|
|
|
ctx := context.TODO()
|
|
|
|
st.SetInput([]byte("foo"))
|
|
b, err = vm.Run(b, ctx)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
location, _ := st.Where()
|
|
if location != "one" {
|
|
t.Fatalf("expected 'one', got %s", location)
|
|
}
|
|
}
|