package main

import (
	"encoding/json"
	"testing"

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

// The read tools answer what the steps state holds: a finished build's result is there, read by the step's id.
func TestTheReadToolsAnswerAStepsResult(t *testing.T) {
	m, _, states := setup(t, same)
	res, st := runBuild(t, m, states, nil)
	if st.State != delivery.StepPassed {
		t.Fatalf("step = %+v", st)
	}
	m.ReadSteps = StateRead{
		Keys: func() ([]string, error) {
			states.mu.Lock()
			defer states.mu.Unlock()
			var k []string
			for key := range states.steps {
				k = append(k, key)
			}
			return k, nil
		},
		Get: func(key string) (json.RawMessage, error) {
			states.mu.Lock()
			defer states.mu.Unlock()
			v := states.steps[key]
			return json.Marshal(v[len(v)-1])
		},
	}
	got, err := m.ReadStep(st.ID)
	if err != nil || got.State != delivery.StepPassed {
		t.Fatalf("ReadStep = %+v, %v", got, err)
	}
	var back BuildResult
	if err := json.Unmarshal(got.Result, &back); err != nil || back.Digest != res.Digest {
		t.Errorf("result = %s, %v", got.Result, err)
	}
	lines, err := m.RecentSteps(0)
	if err != nil || len(lines) != 1 || lines[0].Tool != BuildTool {
		t.Errorf("steps = %+v, %v", lines, err)
	}
}