# Copyright 2021 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.

import("//build/components.gni")
import("//build/dist/resource.gni")

source_set("src") {
  testonly = true

  sources = [ "libvulkan_test.cc" ]
  public_deps = [
    "//sdk/fidl/fuchsia.io:fuchsia.io_hlcpp",
    "//sdk/lib/fdio",
    "//sdk/lib/sys/cpp",
    "//src/lib/fxl/test:test_settings",
    "//third_party/googletest:gtest",
    "//zircon/system/ulib/async-loop:async-loop-cpp",
    "//zircon/system/ulib/async-loop:async-loop-default",
  ]
  public_deps += [ "//src/lib/vulkan" ]
}

executable("libvulkan_test_bin") {
  testonly = true
  output_name = "libvulkan_test"

  deps = [ ":src" ]
}

executable("fake_vulkan_loader_bin") {
  testonly = true
  output_name = "fake_vulkan_loader"

  sources = [ "fake_vulkan_loader.cc" ]

  deps = [
    "//sdk/fidl/fuchsia.vulkan.loader:fuchsia.vulkan.loader_hlcpp",
    "//sdk/lib/sys/cpp",
    "//src/lib/fxl:fxl_cli",
    "//zircon/system/ulib/async-loop:async-loop-cpp",
    "//zircon/system/ulib/async-loop:async-loop-default",
  ]

  deps += [
    ":icd-json",
    ":libvulkan_fake",
  ]

  # IMPORTANT: The fake_vulkan_loader_bin program
  # expects the library to be in /pkg/lib/ at
  # runtime, which disallows using instrumented
  # variants, which will install it it /pkg/lib/<variant>/
  # instead, resulting in a runtime error.
  exclude_toolchain_tags = [ "instrumented" ]
}

resource("icd-json") {
  sources = [ "libvulkan_fake.json" ]
  outputs = [ "data/manifest/libvulkan_fake.json" ]
}

shared_library("libvulkan_fake") {
  sources = [ "libvulkan_fake.cc" ]
  deps = [
    "//sdk/lib/fdio",
    "//src/lib/vulkan",
    "//zircon/system/ulib/zx",
  ]
}

fuchsia_component("libvulkan_test_cmp") {
  testonly = true
  component_name = "libvulkan_test"
  deps = [
    ":libvulkan_test_bin",
    "//src/lib/vulkan/validation_layers",
  ]

  manifest = "meta/libvulkan_test.cml"
}

# This tests that it's possible to load a hermetic ICD using VK_ICD_FILENAMES.
fuchsia_component("libvulkan_test_hermetic_cmp") {
  testonly = true
  component_name = "libvulkan_test_hermetic"
  deps = [
    ":libvulkan_test_bin",
    "//src/lib/vulkan/validation_layers",
  ]

  manifest = "meta/libvulkan_test_hermetic.cml"
}

fuchsia_component("fake_vulkan_loader") {
  testonly = true
  component_name = "fake_vulkan_loader"
  deps = [ ":fake_vulkan_loader_bin" ]

  manifest = "meta/fake_vulkan_loader.cml"
}

fuchsia_test_package("libvulkan-test") {
  package_name = "libvulkan_test"
  test_components = [
    ":libvulkan_test_cmp",
    ":libvulkan_test_hermetic_cmp",
  ]
  deps = [
    ":fake_vulkan_loader",
    ":libvulkan_fake",
  ]
}

group("libvulkan") {
  testonly = true
  deps = [ ":libvulkan-test" ]
}