Fix flaky lifecycle chart tests

ui/tests/acceptance/allocation-detail-test.js

@@ -103,6 +103,7 @@ module('Acceptance | allocation detail', function(hooks) {
 
     const prestartEphemeralTask = server.db.taskStates
       .where({ allocationId: allocation.id })
+      .sortBy('name')
       .find(taskState => {
         const task = server.db.tasks.findBy({ name: taskState.name });
         return task.Lifecycle && task.Lifecycle.Hook === 'prestart' && !task.Lifecycle.Sidecar;

ui/tests/acceptance/task-detail-test.js

@@ -37,8 +37,16 @@ module('Acceptance | task detail', function(hooks) {
     );
 
     const lifecycle = server.db.tasks.where({ name: task.name })[0].Lifecycle;
-    const prestartString = lifecycle && lifecycle.Sidecar ? 'sidecar' : 'prestart';
-    assert.equal(Task.lifecycle, lifecycle ? prestartString : 'main');
+
+    let lifecycleName = 'main';
+    if (lifecycle && (lifecycle.Hook === 'prestart' || lifecycle.Hook === 'poststart')) {
+      lifecycleName = `${lifecycle.Hook}-${lifecycle.Sidecar ? 'sidecar' : 'ephemeral'}`;
+    }
+    if (lifecycle && lifecycle.Hook === 'poststop') {
+      lifecycleName = 'poststop';
+    }
+
+    assert.equal(Task.lifecycle, lifecycleName);
 
     assert.equal(document.title, `Task ${task.name} - Nomad`);
   });

ui/tests/integration/components/lifecycle-chart-test.js

@@ -105,7 +105,7 @@ module('Integration | Component | lifecycle-chart', function(hooks) {
     this.set('tasks', [tasks[0], tasks[6]]);
 
     await render(hbs`<LifecycleChart @tasks={{tasks}} />`);
-    assert.ok(Chart.phases.length, 4);
+    assert.equal(Chart.phases.length, 4);
   });
 
   test('it reflects phase and task states when states are passed in', async function(assert) {