package link

import (
	"encoding/json"
	"reflect"
	"testing"

	"git.novox.be/novox/mesh-sdk/go/delivery"
)

// 1215/AC4: the builder's result on the wire carries the inputs, under source-inputs, and reads back unchanged.
func TestABuildResultCarriesTheSourceInputs(t *testing.T) {
	in := &delivery.SourceInputs{Module: "m", Tree: "t", Bases: []string{"x@sha256:a"},
		Contexts: map[string]string{"c": "narrow:1"}, Toolchains: map[string]string{"c": "go sha256:b 01"}, Unpinned: "why"}
	raw, err := json.Marshal(BuildResult{ID: "build-1", SourceInputs: in})
	if err != nil {
		t.Fatal(err)
	}
	var wire map[string]json.RawMessage
	if err := json.Unmarshal(raw, &wire); err != nil || wire["source-inputs"] == nil {
		t.Fatalf("the result on the wire has no source-inputs: %s", raw)
	}
	var back BuildResult
	if err := json.Unmarshal(raw, &back); err != nil {
		t.Fatal(err)
	}
	if !reflect.DeepEqual(back.SourceInputs, in) {
		t.Errorf("read back as %+v, not %+v", back.SourceInputs, in)
	}
	raw, _ = json.Marshal(BuildResult{ID: "build-2"})
	wire = nil
	if err := json.Unmarshal(raw, &wire); err != nil || wire["source-inputs"] != nil {
		t.Errorf("a result with none writes source-inputs: %s", raw)
	}
}