Add test for resolveQuerySuiteAlias

src/analyze.test.ts

@@ -5,7 +5,12 @@ import test from "ava";
 import * as sinon from "sinon";
 
 import * as actionsUtil from "./actions-util";
-import { exportedForTesting, runQueries } from "./analyze";
+import {
+  exportedForTesting,
+  runQueries,
+  defaultSuites,
+  resolveQuerySuiteAlias,
+} from "./analyze";
 import { setCodeQL } from "./codeql";
 import { Feature } from "./feature-flags";
 import { Language } from "./languages";
@@ -320,3 +325,25 @@ test("getDiffRanges: malformed thunk header", async (t) => {
   const diffRanges = runGetDiffRanges(2, ["@@ 30 +50,2 @@", "+1", "+2"]);
   t.deepEqual(diffRanges, undefined);
 });
+
+test("resolveQuerySuiteAlias", (t) => {
+  // default query suite names should resolve to something language-specific ending in `.qls`.
+  for (const suite of defaultSuites) {
+    const resolved = resolveQuerySuiteAlias(Language.go, suite);
+    t.assert(
+      resolved.endsWith(".qls"),
+      "Resolved default suite doesn't end in .qls",
+    );
+    t.assert(
+      resolved.indexOf(Language.go) >= 0,
+      "Resolved default suite doesn't contain language name",
+    );
+  }
+
+  // other inputs should be returned unchanged
+  const names = ["foo", "bar", "codeql/go-queries@1.0"];
+
+  for (const name of names) {
+    t.deepEqual(resolveQuerySuiteAlias(Language.go, name), name);
+  }
+});

src/analyze.ts

@@ -561,7 +561,8 @@ extensions:
   return diffRangeDir;
 }
 
-const defaultSuites: Set<string> = new Set([
+// A set of default query suite names that are understood by the CLI.
+export const defaultSuites: Set<string> = new Set([
   "security-experimental",
   "security-extended",
   "security-and-quality",
@@ -569,7 +570,18 @@ const defaultSuites: Set<string> = new Set([
   "code-scanning",
 ]);
 
-function resolveQuerySuiteAlias(language: Language, query: string): string {
+/**
+ * If `query` is the name of a default query suite, it is resolved into the corresponding
+ * query suite name for the given `language`. Otherwise, `query` is returned as is.
+ *
+ * @param language The language for which to resolve the default query suite name.
+ * @param query The string that potentially contains the name of a default query suite.
+ * @returns Returns the resolved query suite name, or the unmodified input.
+ */
+export function resolveQuerySuiteAlias(
+  language: Language,
+  query: string,
+): string {
   if (defaultSuites.has(query)) {
     return `${language}-${query}.qls`;
   }