feat: add support for healthcheck in Compose

test/e2e/assert.go

@@ -58,6 +58,36 @@ func assertContainerMatchesSpec(t *testing.T, ctr api.ServiceContainer, spec api
 		assert.Contains(t, ctr.Config.Env, env)
 	}
 
+	// Healthcheck can only be compared if set in the spec. Otherwise, the container inherits it from the image.
+	if spec.Container.Healthcheck != nil {
+		hc := spec.Container.Healthcheck
+		require.NotNil(t, ctr.Config.Healthcheck)
+		if hc.Disable {
+			assert.Equal(t, []string{"NONE"}, ctr.Config.Healthcheck.Test)
+		} else {
+			// Only compare fields that are explicitly set in the spec as unset fields inherit their values
+			// from the image.
+			if hc.Test != nil {
+				assert.EqualValues(t, hc.Test, ctr.Config.Healthcheck.Test)
+			}
+			if hc.Interval != 0 {
+				assert.Equal(t, hc.Interval, ctr.Config.Healthcheck.Interval)
+			}
+			if hc.Timeout != 0 {
+				assert.Equal(t, hc.Timeout, ctr.Config.Healthcheck.Timeout)
+			}
+			if hc.StartPeriod != 0 {
+				assert.Equal(t, hc.StartPeriod, ctr.Config.Healthcheck.StartPeriod)
+			}
+			if hc.StartInterval != 0 {
+				assert.Equal(t, hc.StartInterval, ctr.Config.Healthcheck.StartInterval)
+			}
+			if hc.Retries != 0 {
+				assert.Equal(t, int(hc.Retries), ctr.Config.Healthcheck.Retries)
+			}
+		}
+	}
+
 	assert.Equal(t, spec.Container.Image, ctr.Config.Image)
 	assert.Equal(t, spec.Container.Init, ctr.HostConfig.Init)
 	assert.True(t, strings.HasPrefix(ctr.Name, spec.Name+"-"))

test/e2e/service_test.go

@@ -1315,6 +1315,7 @@ func TestServiceLifecycle(t *testing.T) {
 			Name: "container-spec-full",
 			Mode: api.ServiceModeGlobal,
 			Container: api.ContainerSpec{
+				// TODO: Add the latest implemented fields to this spec and update assertContainerMatchesSpec.
 				Command: []string{"sleep", "infinity"},
 				// Extra slashes is not a typo, it changes the spec but Linux ignores them and uses the default /pause.
 				Entrypoint: []string{"///pause"},
@@ -1324,6 +1325,14 @@ func TestServiceLifecycle(t *testing.T) {
 					"BOOL":  "true",
 					"":      "ignored",
 				},
+				Healthcheck: &api.HealthcheckSpec{
+					Test:          []string{"CMD-SHELL", "exit 0"},
+					Interval:      1*time.Minute + 30*time.Second,
+					Timeout:       10 * time.Second,
+					Retries:       5,
+					StartPeriod:   15 * time.Second,
+					StartInterval: 2 * time.Second,
+				},
 				Image: "portainer/pause:latest",
 				Init:  &init,
 				LogDriver: &api.LogDriver{