src/starnix/modules/loop/BUILD.bazel

# Copyright 2026 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.

load(
    "@fuchsia_rules_common//packages:resources.bzl",
    "fuchsia_package_resource_group",
)
load(
    "//build/bazel/rules/components:fx_component.bzl",
    "fx_component_manifest",
    "fx_test_component",
)
load("//build/bazel/rules/packages:fx_package.bzl", "fx_package")
load(
    "//build/bazel/rules/packages:fx_packaged_binary.bzl",
    "fx_packaged_binary",
)
load("//build/bazel/rules/rust:rustc_library.bzl", "rustc_library")
load("//build/bazel/rules/rust:rustc_test.bzl", "rustc_test")
load("//build/bazel/rules/testing:fx_test.bzl", "fx_test")

package(default_applicable_licenses = ["//:license"])

# LTO OOMs out on RBE default workers, so use bigger workers.
# @bazel2gn:raw_attribute:if (is_lto_variant || optimize == "size_lto" || optimize == "size_thinlto") { _concurrent_jobs = concurrent_jobs.link_highmem configs += _concurrent_jobs.configs forward_variables_from(_concurrent_jobs.vars, "*") }
rustc_library(
    name = "loop",
    srcs = ["lib.rs"],
    crate_name = "starnix_modules_loop",
    crate_root = "lib.rs",
    edition = "2024",
    lint_config = "//src/starnix/build:kernel_library_config",
    visibility = ["//src/starnix/modules:__subpackages__"],
    deps = [
        "//sdk/rust/zx",
        "//src/starnix/kernel/core",
        "//src/starnix/lib/starnix_ext",
        "//src/starnix/lib/starnix_logging",
        "//src/starnix/lib/starnix_sync",
        "//src/starnix/lib/starnix_syscalls",
        "//src/starnix/lib/starnix_types",
        "//src/starnix/lib/starnix_uapi",
        "//third_party/rust_crates/vendor:bitflags",
    ],
)

# TODO(https://fxbug.dev/42059075): Re-enable starnix in these environments.
rustc_test(
    name = "starnix_modules_loop_lib_test",
    crate = ":loop",
    lint_config = "//src/starnix/config:starnix_clippy_lints_test",
    tags = [
        "exclude_toolchain_tags=asan",
        "exclude_toolchain_tags=hwasan",
    ],
    deps = [
        "//sdk/fidl/fuchsia.io:fuchsia.io_rust",
        "//src/lib/fidl/rust/fidl",
        "//src/lib/fuchsia",
        "//src/lib/fuchsia-fs",
    ],
)

# LINT.IfChange
# Hand-maintained in BUILD.gn above the sentinel while GN consumers remain.
# @bazel2gn:skip
fuchsia_package_resource_group(
    name = "test_files",
    testonly = True,
    srcs = [
        "test_data/testfile.txt",
        "test_data/testfile2.txt",
    ],
    basename_only = True,
    dest = "data",
)
# LINT.ThenChange(BUILD.gn)

fx_packaged_binary(
    name = "loop_test_packaged_bin",
    testonly = True,
    binary = ":starnix_modules_loop_lib_test",
    binary_name = "starnix_modules_loop_lib_test",
)

fx_component_manifest(
    name = "starnix-loop-tests-manifest",
    testonly = True,
    component_name = "starnix-loop-tests",
    includes = [
        "//sdk/lib/inspect:client.shard",
        "//sdk/lib/syslog:client.shard",
        "//src/sys/test_runners/starnix:unit_test.shard.cml",
    ],
    manifest = "meta/starnix_loop_tests.cml",
)

fx_test_component(
    name = "starnix-loop-tests-component",
    compiled_manifest = ":starnix-loop-tests-manifest",
    test_type = "starnix",
    deps = [
        ":loop_test_packaged_bin",
        ":test_files",
        # In GN, //src/starnix/kernel/vdso is a resource() propagated through
        # //src/starnix/kernel/core's deps.
        "//src/starnix/kernel/vdso",
    ],
)

# The GN copy of this test package is written by hand in BUILD.gn because
# bazel2gn does not support `create_no_exception_channel` on `fx_test`.
# @bazel2gn:skip
fx_package(
    name = "starnix-loop-tests-package",
    package_name = "starnix-loop-tests",
    test_components = [":starnix-loop-tests-component"],
)

fx_test(
    name = "starnix-loop-tests",
    create_no_exception_channel = True,
    package = ":starnix-loop-tests-package",
)