com.facebook.buck.apple.AppleNativeIntegrationTestUtils.java Source code

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Here is the source code for com.facebook.buck.apple.AppleNativeIntegrationTestUtils.java

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/*
 * Copyright 2014-present Facebook, Inc.
 *
 * 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.
 */

package com.facebook.buck.apple;

import com.facebook.buck.cli.BuckConfig;
import com.facebook.buck.cli.FakeBuckConfig;
import com.facebook.buck.testutil.FakeProjectFilesystem;
import com.facebook.buck.testutil.TestConsole;
import com.facebook.buck.util.Console;
import com.facebook.buck.util.DefaultProcessExecutor;
import com.facebook.buck.util.ProcessExecutor;
import com.google.common.collect.ImmutableMap;

import java.util.Optional;

public class AppleNativeIntegrationTestUtils {

    private AppleNativeIntegrationTestUtils() {
    }

    private static ImmutableMap<AppleSdk, AppleSdkPaths> discoverSystemSdkPaths(BuckConfig buckConfig) {
        AppleConfig appleConfig = new AppleConfig(buckConfig);
        ProcessExecutor executor = new DefaultProcessExecutor(new TestConsole());
        return appleConfig.getAppleSdkPaths(executor);
    }

    private static Optional<AppleSdk> anySdkForPlatform(final ApplePlatform platform,
            final ImmutableMap<AppleSdk, AppleSdkPaths> sdkPaths) {
        return sdkPaths.keySet().stream().filter(sdk -> sdk.getApplePlatform().equals(platform)).findFirst();
    }

    public static boolean isApplePlatformAvailable(ApplePlatform platform) {
        BuckConfig buckConfig = FakeBuckConfig.builder().build();
        return anySdkForPlatform(platform, discoverSystemSdkPaths(buckConfig)).isPresent();
    }

    public static boolean isSwiftAvailable(ApplePlatform platform) {
        BuckConfig buckConfig = FakeBuckConfig.builder().build();
        ImmutableMap<AppleSdk, AppleSdkPaths> sdkPaths = discoverSystemSdkPaths(buckConfig);
        Optional<AppleSdk> anySdkOptional = anySdkForPlatform(platform, sdkPaths);
        if (!anySdkOptional.isPresent()) {
            return false;
        }
        AppleSdk anySdk = anySdkOptional.get();
        AppleCxxPlatform appleCxxPlatform = AppleCxxPlatforms.build(new FakeProjectFilesystem(), anySdk,
                "fakeversion", "fakearch", sdkPaths.get(anySdk), buckConfig, new AppleConfig(buckConfig),
                Optional.of(new DefaultProcessExecutor(Console.createNullConsole())), Optional.empty());
        return appleCxxPlatform.getSwiftPlatform().isPresent();
    }

}