fix(bazel): allow types to be provided properly for usage in api_golden tests

bazel/api-golden/api_golden_test.bzl

@@ -9,7 +9,7 @@ def api_golden_test(
         entry_point,
         data = [],
         strip_export_pattern = default_strip_export_pattern,
-        types = [],
+        types = {},
         **kwargs):
     # We can't directly write `package.json` as this could cause conflicts
     # if there are multiple individual file tests in the same Bazel package.

bazel/api-golden/api_golden_test_npm_package.bzl

@@ -12,7 +12,7 @@ def api_golden_test_npm_package(
         npm_package,
         data = [],
         strip_export_pattern = default_strip_export_pattern,
-        types = [],
+        types = {},
         **kwargs):
     """Builds an API report for all entry-points within the given NPM package and compares it.
 
@@ -31,13 +31,22 @@ def api_golden_test_npm_package(
     kwargs["tags"] = kwargs.get("tags", []) + ["api_guard"]
 
     data.append("@devinfra//bazel/api-golden")
-    data.extend(types)
+
+    types_name_and_path = []
+    for label, n in types.items():
+        data.append(label)
+        type_label = Label(label)
+
+        # The path for the package is determined by the package location and name and found relative
+        # to the exec root during our js_test and js_binary runs.
+        path = "{package}/{name}".format(package = type_label.package, name = type_label.name)
+        types_name_and_path.append("{name}|{path}".format(name = n, path = path))
 
     js_test(
         name = name,
         data = data,
         entry_point = "@devinfra//bazel/api-golden:index_npm_packages.cjs",
-        args = [golden_dir, npm_package, "false", quoted_export_pattern],
+        args = [golden_dir, npm_package, "false", quoted_export_pattern] + types_name_and_path,
         **kwargs
     )
 
@@ -46,6 +55,6 @@ def api_golden_test_npm_package(
         testonly = True,
         data = data,
         entry_point = "@devinfra//bazel/api-golden:index_npm_packages.cjs",
-        args = [golden_dir, npm_package, "true", quoted_export_pattern],
+        args = [golden_dir, npm_package, "true", quoted_export_pattern] + types_name_and_path,
         **kwargs
     )

bazel/api-golden/index_npm_packages.cts

@@ -32,7 +32,7 @@ async function main(
   npmPackageDir: string,
   approveGolden: boolean,
   stripExportPattern: RegExp,
-  typeNames: string[],
+  typeNamesAndLocations: string[],
 ) {
   /** Whether the goldenDir provided is actually pointing to a single file. */
   const singleFileMode = fs.existsSync(goldenDir) && fs.statSync(goldenDir).isFile();
@@ -72,7 +72,7 @@ async function main(
     const actual = await worker.run([
       typesEntryPointPath,
       stripExportPattern,
-      typeNames,
+      typeNamesAndLocations,
       packageJsonPath,
       moduleName,
     ]);

bazel/api-golden/test/BUILD.bazel

@@ -33,7 +33,9 @@ api_golden_test_npm_package(
     npm_package = "bazel/api-golden/test/fixtures/test_package",
     # API extractor needs to be able to resolve `@babel/core` due to an aliased namespace
     # we expose as part of the `nested.d.ts` fake entry-point.
-    types = ["//bazel:node_modules/@types/babel__core"],
+    types = {
+        "//bazel:node_modules/@types/babel__core": "babel",
+    },
 )
 
 api_golden_test_npm_package(

bazel/api-golden/test_api_report.ts

@@ -37,8 +37,10 @@ const _origFetchAstModuleExportInfo = ExportAnalyzer.prototype.fetchAstModuleExp
  * @param indexFilePath Entry point file that is analyzed to build the API report.
  * @param stripExportPattern Regular Expression that can be used to filter out exports
  *   from the API report.
- * @param typePackageNames Package names for which types should be included in the analysis of the
- *   API-report entry-point. Packages are expected to exist within the external `npm` workspace.
+ * @param typeNamesAndLocations Package names and their relative filepath location with a |
+ *   character as a separator in the string. Describes which types should be included in the
+ *   analysis of the API-report entry-point. Packages are expected to exist within the
+ *   external `npm` workspace.
  * @param packageJsonPath Optional path to a `package.json` file that contains the entry
  *   point. Note that the `package.json` is currently only used by `api-extractor` to determine
  *   the package name displayed within the API golden.
@@ -49,17 +51,26 @@ const _origFetchAstModuleExportInfo = ExportAnalyzer.prototype.fetchAstModuleExp
 export async function testApiGolden(
   indexFilePath: string,
   stripExportPattern: RegExp,
-  typeNames: string[],
+  typeNamesAndLocations: string[],
   packageJsonPath: string,
   customPackageName: string,
 ): Promise<string | null> {
   const tempDir =
     process.env.TEST_TMPDIR ??
     (await fs.promises.mkdtemp(path.join(os.tmpdir(), 'api-golden-rule')));
+  const typeNames: string[] = [];
+  const typeLocations: string[] = [];
+
+  typeNamesAndLocations.forEach((nameAndLocation) => {
+    const [name, location] = nameAndLocation.split('|');
+    typeNames.push(name);
+    typeLocations.push(`./${location}`);
+  });
+
   const configObject: IConfigFile = {
     compiler: {
       overrideTsconfig: {
-        files: [indexFilePath],
+        files: [indexFilePath, ...typeLocations],
         compilerOptions: {
           paths: {},
           types: typeNames,