Add test coverage for manual_build_file_contents...

examples/bazel_managed_deps/BUILD.bazel

@@ -6,6 +6,7 @@ load("@build_bazel_rules_nodejs//:defs.bzl", "jasmine_node_test")
 jasmine_node_test(
     name = "test",
     srcs = glob(["*.spec.js"]),
+    data = ["@npm//:bin_files"],
     node_modules = "@npm//:node_modules",
 )
 
@@ -15,6 +16,7 @@ jasmine_node_test(
 jasmine_node_test(
     name = "fine_grained_test",
     srcs = glob(["*.spec.js"]),
+    data = ["@npm//:bin_files"],
     deps = [
         "@npm//jasmine",
         "@npm//typescript",

examples/bazel_managed_deps/WORKSPACE

@@ -33,6 +33,11 @@ load("@build_bazel_rules_nodejs//:defs.bzl", "yarn_install")
 # @npm//jasmine
 yarn_install(
     name = "npm",
+    manual_build_file_contents = """
+filegroup(
+  name = "bin_files",
+  srcs = glob(["node_modules/.bin/*"]),
+)""",
     package_json = "//:package.json",
     yarn_lock = "//:yarn.lock",
 )

examples/bazel_managed_deps/deps.spec.js

@@ -10,4 +10,15 @@ describe('dependencies', () => {
      () => {
        require('jasmine-core');
      });
+
+  it('.bin files should be in runfiles via @npm//:bin_files data dep', () => {
+    const files = ['jasmine', 'tsc', 'tsserver'];
+    for (const f of files) {
+      try {
+        expect(require.resolve(`.bin/${f}`).endsWith(`/npm/node_modules/.bin/${f}`)).toBe(true);
+      } catch (_) {
+        fail(`.bin/${f} not resolved`);
+      }
+    }
+  });
 });