Files
mesh-delivery/modules/mesh-delivery-builder/internal/build/steps_test.go
T

117 lines
4.5 KiB
Go

package build
import (
"context"
"encoding/json"
"errors"
"strings"
"sync"
"testing"
"time"
"git.novox.be/novox/mesh-sdk/go/delivery"
)
type call struct {
node, key string
body any
}
// fakeCaller answers a long tool as the build modules do: at once, with the step and its key.
type fakeCaller struct {
calls []call
answer string
err error
}
func (f *fakeCaller) CallOn(node, key string, body any) (json.RawMessage, error) {
f.calls = append(f.calls, call{node, key, body})
if f.err != nil {
return nil, f.err
}
return json.RawMessage(f.answer), nil
}
// fakeSteps holds the steps values by `<module>/<key>`; Wait on a key it does not hold blocks until the context ends.
type fakeSteps struct {
mu sync.Mutex
steps map[string]delivery.Step
// during, when set, is called as a wait starts and the function it answers as the wait ends.
during func(key string) func()
}
func (f *fakeSteps) Wait(ctx context.Context, module, key string) (delivery.Step, error) {
f.mu.Lock()
s, ok := f.steps[module+"/"+key]
during := f.during
f.mu.Unlock()
if ok {
if during != nil {
defer during(key)()
}
return s, nil
}
<-ctx.Done()
return delivery.Step{}, context.Cause(ctx)
}
func stepAt(node, id, state, reason string, result string) delivery.Step {
s := delivery.Step{ID: id, Tool: "build_go_fetch", Node: node, State: state, Reason: reason}
if result != "" {
s.Result = json.RawMessage(result)
}
return s
}
func TestRunCallsTheToolOnTheNodeAndReadsTheStepsKey(t *testing.T) { // 1607/AC5
caller := &fakeCaller{answer: `{"step":"abc1","key":"ace.abc1","state":"running"}`}
steps := &fakeSteps{steps: map[string]delivery.Step{"mesh-build-go/ace.abc1": stepAt("ace", "abc1", delivery.StepPassed, "", `{"workspace":"w1","commit":"c"}`)}}
res, err := Runner{Caller: caller, Steps: steps, Bound: time.Second}.Run(context.Background(), "mesh-build-go", "ace", "build_go_fetch", map[string]any{"repository": "novox/r", "commit": "c"})
if err != nil {
t.Fatal(err)
}
if len(caller.calls) != 1 || caller.calls[0].node != "ace" || caller.calls[0].key != "mesh-build-go.build_go_fetch" {
t.Errorf("calls = %+v, want one on ace for mesh-build-go.build_go_fetch", caller.calls)
}
var fr struct{ Workspace string }
if err := json.Unmarshal(res, &fr); err != nil || fr.Workspace != "w1" {
t.Errorf("result = %s (%v), want the step's result", res, err)
}
}
func TestRunFailsOnAFailedOrRefusedStepNamingItsReason(t *testing.T) { // 1607/AC5
for _, state := range []string{delivery.StepFailed, delivery.StepRefused} {
caller := &fakeCaller{answer: `{"step":"abc1","key":"ace.abc1","state":"running"}`}
steps := &fakeSteps{steps: map[string]delivery.Step{"mesh-build-go/ace.abc1": stepAt("ace", "abc1", state, "go is go1.26.0, the recipe builds with go1.27.1", "")}}
_, err := Runner{Caller: caller, Steps: steps, Bound: time.Second}.Run(context.Background(), "mesh-build-go", "ace", "build_go_build", nil)
if err == nil || !strings.Contains(err.Error(), "go1.27.1") || !strings.Contains(err.Error(), state) || !strings.Contains(err.Error(), "ace") {
t.Errorf("%s: error = %v, want the node, the state and the reason", state, err)
}
}
}
func TestRunStopsWaitingAtTheBound(t *testing.T) { // 1607/AC5
caller := &fakeCaller{answer: `{"step":"abc1","key":"ace.abc1","state":"running"}`}
_, err := Runner{Caller: caller, Steps: &fakeSteps{}, Bound: 20 * time.Millisecond}.Run(context.Background(), "mesh-build-go", "ace", "build_go_build", nil)
if err == nil || !strings.Contains(err.Error(), "ace.abc1") || !strings.Contains(err.Error(), "did not end") {
t.Errorf("error = %v, want the step key and that it did not end within its bound", err)
}
}
func TestRunRefusesAnAnswerWithNoKeyAndAKeyOfAnotherNode(t *testing.T) { // 1607/AC5
for _, answer := range []string{`{"state":"running"}`, `{"step":"abc1","key":"novox.abc1","state":"running"}`, `not json`} {
_, err := Runner{Caller: &fakeCaller{answer: answer}, Steps: &fakeSteps{}, Bound: time.Second}.Run(context.Background(), "mesh-build-go", "ace", "build_go_fetch", nil)
if err == nil {
t.Errorf("answer %s: no error", answer)
}
}
}
func TestRunReturnsTheCallsOwnError(t *testing.T) { // 1607/AC5
boom := errors.New("no responders")
_, err := Runner{Caller: &fakeCaller{err: boom}, Steps: &fakeSteps{}, Bound: time.Second}.Run(context.Background(), "mesh-build-go", "ace", "build_go_fetch", nil)
if !errors.Is(err, boom) || !strings.Contains(err.Error(), "ace") {
t.Errorf("error = %v, want the call's error naming the node", err)
}
}