Add tests of a pending and failed variant analysis

extensions/ql-vscode/src/view/variant-analysis/VariantAnalysis.tsx

@@ -17,7 +17,7 @@ import {
   RepositoriesFilterSortState,
 } from "../../pure/variant-analysis-filter-sort";
 
-type Props = {
+export type VariantAnalysisProps = {
   variantAnalysis?: VariantAnalysisDomainModel;
   repoStates?: VariantAnalysisScannedRepositoryState[];
   repoResults?: VariantAnalysisScannedRepositoryResult[];
@@ -51,7 +51,7 @@ export function VariantAnalysis({
   variantAnalysis: initialVariantAnalysis,
   repoStates: initialRepoStates = [],
   repoResults: initialRepoResults = [],
-}: Props): JSX.Element {
+}: VariantAnalysisProps): JSX.Element {
   const [variantAnalysis, setVariantAnalysis] = useState<
     VariantAnalysisDomainModel | undefined
   >(initialVariantAnalysis);

extensions/ql-vscode/src/view/variant-analysis/__tests__/VariantAnalysis.spec.tsx

@@ -0,0 +1,49 @@
+import * as React from "react";
+import { render as reactRender, screen } from "@testing-library/react";
+import {
+  VariantAnalysisFailureReason,
+  VariantAnalysisStatus,
+} from "../../../remote-queries/shared/variant-analysis";
+import { VariantAnalysis, VariantAnalysisProps } from "../VariantAnalysis";
+import { createMockVariantAnalysis } from "../../../vscode-tests/factories/remote-queries/shared/variant-analysis";
+
+describe(VariantAnalysis.name, () => {
+  const render = (props: Partial<VariantAnalysisProps> = {}) =>
+    reactRender(
+      <VariantAnalysis
+        variantAnalysis={createMockVariantAnalysis({})}
+        {...props}
+      />,
+    );
+
+  it("renders a pending analysis", () => {
+    const variantAnalysis = createMockVariantAnalysis({
+      status: VariantAnalysisStatus.InProgress,
+    });
+    variantAnalysis.actionsWorkflowRunId = undefined;
+    render({ variantAnalysis });
+
+    expect(
+      screen.getByText("We are getting everything ready"),
+    ).toBeInTheDocument();
+  });
+
+  it("renders an analysis where there were no repos to analyse", () => {
+    const variantAnalysis = createMockVariantAnalysis({
+      status: VariantAnalysisStatus.Failed,
+    });
+    variantAnalysis.failureReason = VariantAnalysisFailureReason.NoReposQueried;
+    variantAnalysis.actionsWorkflowRunId = undefined;
+    render({ variantAnalysis });
+
+    expect(
+      screen.queryByText("We are getting everything ready"),
+    ).not.toBeInTheDocument();
+
+    expect(
+      screen.getByText(
+        "No repositories available after processing. No repositories were analyzed.",
+      ),
+    ).toBeInTheDocument();
+  });
+});