OBSINTA-1290: Incident Tests Stability

web/cypress/e2e/incidents/00.coo_incidents_e2e.cy.ts

@@ -42,12 +42,17 @@ describe('BVT: Incidents - e2e', { tags: ['@smoke', '@slow', '@incidents', '@e2e
     incidentsPage.clearAllFilters();
 
     const intervalMs = 60_000;
-    const maxMinutes = 30;
 
     cy.log('1.2 Wait for incident with custom alert to appear');
+    // Poll via UI traversal with OOM-safe findIncidentWithAlert.
+    // The search loop has three layers of OOM protection:
+    //   1. cy.reload() — releases browser DOM each iteration
+    //   2. _quietSearch — suppresses Cypress DOM snapshots
+    //   3. Hard timeout (35 min) — kills infinite loops
+    // This makes it safe to poll for the full 30-minute window.
     cy.waitUntil(() => incidentsPage.findIncidentWithAlert(currentAlertName), {
-      interval: intervalMs,
-      timeout: maxMinutes * intervalMs,
+      interval: 2 * intervalMs,
+      timeout: 30 * intervalMs,
     });
 
     cy.log('1.3 Verify custom alert appears in alerts table');

web/cypress/e2e/incidents/regression/02.reg_ui_charts_comprehensive.cy.ts

@@ -103,6 +103,7 @@ const MP = {
 describe('Regression: Charts UI - Comprehensive', { tags: ['@incidents'] }, () => {
   before(() => {
     cy.beforeBlockCOO(MCP, MP, { dashboards: false, troubleshootingPanel: false });
+    incidentsPage.warmUpForPlugin();
   });
 
   beforeEach(() => {

web/cypress/e2e/incidents/regression/02.reg_ui_tooltip_boundary_times.cy.ts

@@ -113,7 +113,6 @@ describe(
       incidentsPage.setDays('1 day');
       incidentsPage.elements.incidentsChartContainer().should('be.visible');
       incidentsPage.elements.incidentsChartBarsGroups().should('have.length', 1);
-      cy.pause();
 
       cy.log(
         '2.2 Consecutive interval boundaries: End of segment 1 should equal Start of segment 2',
@@ -141,7 +140,6 @@ describe(
               ).to.equal(firstEnd);
             });
         });
-      cy.pause();
 
       cy.log('2.3 Incident tooltip Start vs alert tooltip Start vs alerts table Start');
       incidentsPage.hoverOverIncidentBarSegment(0, 0);
@@ -188,7 +186,6 @@ describe(
               });
           });
         });
-      cy.pause();
 
       cy.log('Expected failure: Incident tooltip Start times are 5 minutes off (OU-1221)');
     });

web/cypress/e2e/incidents/regression/03-04.reg_e2e_firing_alerts.cy.ts

@@ -42,6 +42,9 @@ describe(
     before(() => {
       cy.beforeBlockCOO(MCP, MP, { dashboards: false, troubleshootingPanel: false });
 
+      // Reset the search timeout so this spec gets a fresh 35-minute window
+      incidentsPage.resetSearchTimeout();
+
       cy.log('Create firing alert for testing');
       cy.cleanupIncidentPrometheusRules();
       cy.createKubePodCrashLoopingAlert().then((alertName) => {

web/cypress/e2e/incidents/regression/03.reg_api_calls.cy.ts

@@ -34,6 +34,7 @@ const MP = {
 describe('Regression: Silences Not Applied Correctly', { tags: ['@incidents'] }, () => {
   before(() => {
     cy.beforeBlockCOO(MCP, MP, { dashboards: false, troubleshootingPanel: false });
+    incidentsPage.warmUpForPlugin();
   });
 
   beforeEach(() => {

web/cypress/e2e/incidents/regression/04.reg_redux_effects.cy.ts

@@ -33,6 +33,7 @@ const MP = {
 describe('Regression: Redux State Management', { tags: ['@incidents', '@incidents-redux'] }, () => {
   before(() => {
     cy.beforeBlockCOO(MCP, MP, { dashboards: false, troubleshootingPanel: false });
+    incidentsPage.warmUpForPlugin();
   });
 
   beforeEach(() => {

web/cypress/e2e/incidents/regression/05.reg_stress_testing_ui.cy.ts

@@ -34,6 +34,7 @@ const MAX_GAP_RELAXED = 500;
 describe('Regression: Stress Testing UI', { tags: ['@incidents'] }, () => {
   before(() => {
     cy.beforeBlockCOO(MCP, MP, { dashboards: false, troubleshootingPanel: false });
+    incidentsPage.warmUpForPlugin();
   });
 
   it('5.1 No excessive padding between chart top and alert bars for 100, 200, and 500 alerts', () => {

web/cypress/fixtures/incident-scenarios/silenced-and-firing-mixed-severity.yaml

@@ -0,0 +1,32 @@
+name: "Silenced and Firing Mixed Severity"
+description: "One silenced critical incident (resolved) and one firing warning incident."
+incidents:
+  - id: "silenced-critical-resolved-001"
+    component: "monitoring"
+    layer: "core"
+    timeline:
+      start: "4h"
+      end: "1h"
+    alerts:
+      - name: "SilencedCriticalAlert001"
+        namespace: "openshift-monitoring"
+        severity: "critical"
+        firing: false
+        silenced: true
+        timeline:
+          start: "3h"
+          end: "2h"
+
+  - id: "firing-warning-unsilenced-001"
+    component: "network"
+    layer: "core"
+    timeline:
+      start: "2h"
+    alerts:
+      - name: "FiringWarningAlert001"
+        namespace: "openshift-network"
+        severity: "warning"
+        firing: true
+        silenced: false
+        timeline:
+          start: "1h"