scripts/sdk/gn/BUILD.gn

# Copyright 2020 The Fuchsia Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.

# Tests for the GN SDK contents.

import("//build/go/go_test.gni")

# Generates a GN SDK tarball.
#
# Parameters
#
#   input_archive
#     Path to IDK/core SDK tar archive to be used as a base for the GN SDK.
#     Defaults to ${root_out_dir}/sdk/archive/core.tar.gz
#
#   output_archive
#     Path to the file where a tarball of the GN SDK will be written.
#     Defaults to not write/generate a GN SDK tarball.
#
# Outputs
#
#   GN SDK tarball
#     Writes the contents of a GN SDK to a tarball to the path specified in
#     the output_archive parameter above.
#
# This template is for local building only and will not work in CQ
template("gn_sdk") {
  testonly = true

  assert(defined(invoker.input_archive), "Error: input_archive is required.")
  assert(defined(invoker.output_archive), "Error: output_archive is required.")

  action("${target_name}") {
    forward_variables_from(invoker, [ "deps" ])

    # TODO(fxbug.dev/69444): This reads SDK files that are not declared as inputs.
    # Fix this and delete this line.
    hermetic_deps = false

    script = "//scripts/sdk/gn/generate.py"
    outputs = [ invoker.output_archive ]
    args = [
      "--archive",
      rebase_path(invoker.input_archive, root_build_dir),
      "--output-archive",
      rebase_path(invoker.output_archive, root_build_dir),
      "--output-archive-only=true",
      "--output",

      # note: --output-archive-only deletes this at the end of the build.
      rebase_path("$target_gen_dir/sdk", root_build_dir),
    ]
  }
}

# Produces the modular GN SDK archive.
#
# Requires the `build_sdk_archives` GN arg to be set to `true` which will create
# the input core.modular.tar.gz archive.
#
# To build this rule, run:
#   fx set core.x64 --with //scripts/sdk/gn:gn.modular.tar.gz --args="build_sdk_archives=true"
#   fx build
gn_sdk("gn.modular.tar.gz") {
  input_archive = "${root_out_dir}/sdk/archive/core.modular.tar.gz"
  output_archive = "${root_out_dir}/gn.modular.tar.gz"
  deps = [ "//sdk:core.modular($target_toolchain)" ]
}

# Only build this for host targets
if (is_linux || is_mac) {
  # Wrapper for running the Python unit tests
  go_test("host_gn_sdk_test") {
    gopackages = [ "gnsdktest" ]
    deps = [ "test:host_gnsdk_test_lib" ]
    args = [ "-testscript=" + rebase_path("test_generate.py") ]
  }
}

# This group is included as part of CQ
group("tests") {
  testonly = true
  public_deps = [ "bash_tests:tests" ]
}

# This group is tests that can be run locally by a developer
group("local_tests") {
  testonly = true
  public_deps = [ ":host_gn_sdk_test($host_toolchain)" ]
}