Add not-covered annotations

These only apply to old podman versions (where we don't run coverage),
are "play it safe" fallbacks which Should Not Happen™, or are
transient "Loading..." states which cannot reliably be caught in tests.

src/ContainerHealthLogs.jsx

@@ -43,9 +43,9 @@ const HealthcheckOnFailureActionText = {
 };
 
 const ContainerHealthLogs = ({ container, onAddNotification, state }) => {
-    const healthCheck = container.Config?.Healthcheck ?? container.Config?.Health ?? {};
-    const healthState = container.State?.Healthcheck ?? container.State?.Health ?? {};
-    const logs = [...(healthState.Log || [])].reverse();
+    const healthCheck = container.Config?.Healthcheck ?? container.Config?.Health ?? {}; // not-covered: only on old version
+    const healthState = container.State?.Healthcheck ?? container.State?.Health ?? {}; // not-covered: only on old version
+    const logs = [...(healthState.Log || [])].reverse(); // not-covered: Log should always exist, belt-and-suspenders
 
     return (
         <>

src/ContainerIntegration.jsx

@@ -17,7 +17,7 @@ export const renderContainerPublishedPorts = ports => {
 
     const items = [];
     Object.entries(ports).forEach(([containerPort, hostBindings]) => {
-        (hostBindings ?? []).forEach(binding => {
+        (hostBindings ?? []).forEach(binding => { // not-covered: null was observed in the wild, but unknown how to reproduce
             items.push(
                 <ListItem key={ containerPort + binding.HostIp + binding.HostPort }>
                     { binding.HostIp || "0.0.0.0" }:{ binding.HostPort } &rarr; { containerPort }
@@ -88,7 +88,7 @@ const ContainerEnv = ({ containerEnv, imageEnv }) => {
 };
 
 const ContainerIntegration = ({ container, localImages }) => {
-    if (localImages === null) {
+    if (localImages === null) { // not-covered: not a stable UI state
         return (
             <EmptyStatePanel title={_("Loading details...")} loading />
         );

src/Containers.jsx

@@ -380,12 +380,12 @@ class Containers extends React.Component {
         // this needs to get along with stub containers from image run dialog, where most properties don't exist yet
         // HACK: Podman renamed `Healthcheck` to `Health` randomly
         // https://github.com/containers/podman/commit/119973375
-        const healthcheck = container.State?.Health?.Status ?? container.State?.Healthcheck?.Status;
-        const status = container.State?.Status ?? "";
+        const healthcheck = container.State?.Health?.Status ?? container.State?.Healthcheck?.Status; // not-covered: only on old version
+        const status = container.State?.Status ?? ""; // not-covered: race condition
 
         let proc = "";
         let mem = "";
-        if (this.props.cgroupVersion == 'v1' && !container.isSystem && status == 'running') {
+        if (this.props.cgroupVersion == 'v1' && !container.isSystem && status == 'running') { // not-covered: only on old version
             proc = <div><abbr title={_("not available")}>{_("n/a")}</abbr></div>;
             mem = <div><abbr title={_("not available")}>{_("n/a")}</abbr></div>;
         }
@@ -641,8 +641,8 @@ class Containers extends React.Component {
             filtered.sort((a, b) => {
                 // Show unhealthy containers first
                 if (this.props.containers[a] && this.props.containers[b]) {
-                    const a_health = this.props.containers[a].State.Health || this.props.containers[a].State.Healthcheck;
-                    const b_health = this.props.containers[b].State.Health || this.props.containers[b].State.Healthcheck;
+                    const a_health = this.props.containers[a].State.Health || this.props.containers[a].State.Healthcheck; // not-covered: only on old version
+                    const b_health = this.props.containers[b].State.Health || this.props.containers[b].State.Healthcheck; // not-covered: only on old version
                     if (a_health.Status !== b_health.Status) {
                         if (a_health.Status === "unhealthy")
                             return -1;