feat(rollup): tests and docs for new rollup_bundle

Author: alexeagle

BUILD.bazel

@@ -37,6 +37,7 @@ bzl_library(
         "//internal/history-server:bzl",
         "//internal/http-server:bzl",
         "//internal/jasmine_node_test:bzl",
+        "//internal/linker:bzl",
         "//internal/npm_package:bzl",
         "//internal/rollup:bzl",
         "//toolchains/node:bzl",
@@ -83,6 +84,7 @@ npm_package(
         "//third_party/npm/node_modules/named-amd:package_contents",
         "//internal:package_contents",
         "//internal/bazel_integration_test:package_contents",
+        "//internal/golden_file_test:package_contents",
         "//internal/common:package_contents",
         "//internal/copy_repository:package_contents",
         "//internal/history-server:package_contents",

docs/BUILD.bazel

@@ -40,6 +40,7 @@ _PACKAGE_READMES = {
     "Karma": "//packages/karma:README.md",
     "Less": "//packages/less:README.md",
     "Protractor": "//packages/protractor:README.md",
+    "Rollup": "//packages/rollup:README.md",
     "Stylus": "//packages/stylus:README.md",
     "Terser": "//packages/terser:README.md",
     "TypeScript": "//packages/typescript:README.md",

e2e/BUILD.bazel

@@ -103,6 +103,13 @@ e2e_integration_test(
     },
 )
 
+e2e_integration_test(
+    name = "e2e_rollup",
+    npm_packages = {
+        "//packages/rollup:npm_package": "@bazel/rollup",
+    },
+)
+
 e2e_integration_test(
     name = "e2e_ts_devserver",
     npm_packages = {

e2e/index.bzl

@@ -10,6 +10,7 @@ ALL_E2E = [
     "node_loader_no_preserve_symlinks",
     "node_loader_preserve_symlinks",
     "packages",
+    "rollup",
     "stylus",
     "symlinked_node_modules_npm",
     "symlinked_node_modules_yarn",

e2e/rollup/.bazelrc

@@ -0,0 +1 @@
+import %workspace%/../../common.bazelrc

e2e/rollup/BUILD.bazel

@@ -0,0 +1,28 @@
+load("@build_bazel_rules_nodejs//internal/golden_file_test:golden_file_test.bzl", "golden_file_test")
+load("@npm_bazel_rollup//:index.bzl", "rollup_bundle")
+
+rollup_bundle(
+    name = "bundle",
+    srcs = ["msg.js"],
+    entry_point = "input.js",
+)
+
+golden_file_test(
+    name = "test",
+    actual = "bundle/input.js",
+    golden = "golden.js_",
+)
+
+# For testing from the root workspace of this repository with bazel_integration_test.
+filegroup(
+    name = "all_files",
+    srcs = glob(
+        include = ["**/*"],
+        exclude = [
+            "bazel-out/**/*",
+            "dist/**/*",
+            "node_modules/**/*",
+        ],
+    ),
+    visibility = ["//visibility:public"],
+)

e2e/rollup/WORKSPACE

@@ -0,0 +1,38 @@
+# Copyright 2018 The Bazel Authors. All rights reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+workspace(
+    name = "e2e_rollup",
+    managed_directories = {"@npm": ["node_modules"]},
+)
+
+load("@bazel_tools//tools/build_defs/repo:http.bzl", "http_archive")
+
+http_archive(
+    name = "build_bazel_rules_nodejs",
+    sha256 = "da72ea53fa1cb8ab5ef7781ba06b97259b7d579a431ce480476266bc81bdf21d",
+    urls = ["https://github.com/bazelbuild/rules_nodejs/releases/download/0.36.2/rules_nodejs-0.36.2.tar.gz"],
+)
+
+load("@build_bazel_rules_nodejs//:defs.bzl", "yarn_install")
+
+yarn_install(
+    name = "npm",
+    package_json = "//:package.json",
+    yarn_lock = "//:yarn.lock",
+)
+
+load("@npm//:install_bazel_dependencies.bzl", "install_bazel_dependencies")
+
+install_bazel_dependencies()

e2e/rollup/golden.js_

@@ -0,0 +1,6 @@
+function hello(place) {
+  return `Hello, ${place}`;
+}
+
+console.log(hello('world'));
+//# sourceMappingURL=input.js.map

e2e/rollup/input.js

@@ -0,0 +1,3 @@
+import {hello} from './msg';
+
+console.log(hello('world'));

e2e/rollup/msg.js

@@ -0,0 +1,3 @@
+export function hello(place) {
+  return `Hello, ${place}`;
+}