## Overriding dependencies during testing { #overriding-dependencies-during-testing }

There are some scenarios where you might want to override a dependency during testing.

You don't want the original dependency to run (nor any of the sub-dependencies it might have).

#!/usr/bin/env bash
# Copyright 2015 The Go Authors. All rights reserved.
# Use of this source code is governed by a BSD-style
# license that can be found in the LICENSE file.

# When run as (for example)
#
#	GOOS=linux GOARCH=ppc64 bootstrap.bash
#
# this script cross-compiles a toolchain for that GOOS/GOARCH
# combination, leaving the resulting tree in ../../go-${GOOS}-${GOARCH}-bootstrap.
# That tree can be copied to a machine of the given target type

    env_file=$(cygpath -m $env_file)
    WORKING_DIR=$(replace_drive_letter_with_prefix "$TFCI_GIT_DIR" "$TFCI_OUTPUT_WIN_DOCKER_DIR")
    echo "GCE_METADATA_HOST=$IP_ADDR" >> $env_file
  fi

  docker run $TFCI_DOCKER_ARGS --name tf -w "$WORKING_DIR" -itd --rm \
      -v "$TFCI_GIT_DIR:$WORKING_DIR" \
      --env-file "$env_file" \
      "$TFCI_DOCKER_IMAGE" \
    bash

  if [[ "$is_windows" == true ]]; then

import jetbrains.buildServer.configs.kotlin.triggers.schedule

const val NIGHTLY_SNAPSHOT_BUILD_ID = "Promotion_Nightly"

/**
 * 0~23.
 * To avoid nightly promotion jobs running at the same time,
 * we run each branch on different hours.
 * master - 0:00
 * release - 1:00
 * release6x - 2:00
 * release7x - 3:00
 * ...
 * releaseNx - (N-4):00
 */

 * directly; please see {@link com.google.common.collect.testing.ListTestSuiteBuilder}.
 *
 * @author Chris Povirk
 */
@GwtCompatible
@Ignore("test runners must not instantiate and run this directly, only via suites we build")
// @Ignore affects the Android test runner, which respects JUnit 4 annotations on JUnit 3 tests.
@SuppressWarnings("JUnit4ClassUsedInJUnit3")

import org.junit.Ignore;

/**
 * Superclass for all {@code ListMultimap} testers.
 *
 * @author Louis Wasserman
 */
@GwtCompatible
@Ignore("test runners must not instantiate and run this directly, only via suites we build")
// @Ignore affects the Android test runner, which respects JUnit 4 annotations on JUnit 3 tests.
@SuppressWarnings("JUnit4ClassUsedInJUnit3")
@NullMarked

 * directly; please see {@link com.google.common.collect.testing.CollectionTestSuiteBuilder}.
 *
 * @author Louis Wasserman
 */
@GwtCompatible
@Ignore("test runners must not instantiate and run this directly, only via suites we build")
// @Ignore affects the Android test runner, which respects JUnit 4 annotations on JUnit 3 tests.
@SuppressWarnings("JUnit4ClassUsedInJUnit3")

		Files:  uint64(s.Files),
		Ffree:  uint64(s.Ffree),
		FSType: getFSType(s.Fstr[:]),
	}
	if info.Free > info.Total {
		return info, fmt.Errorf("detected free space (%d) > total drive space (%d), fs corruption at (%s). please run 'fsck'", info.Free, info.Total, path)
	}
	info.Used = info.Total - info.Free
	return info, nil
}

// GetDriveStats returns IO stats of the drive by its major:minor

 *
 * @author Kevin Bourrillion
 * @since 10.0
 */
@DoNotMock("Implement with a lambda")
@GwtCompatible
@NullMarked
public interface TearDownAccepter {
  /**
   * Registers a TearDown implementor which will be run after the test proper.
   *
   * <p>In JUnit4 language, that means as an {@code @After}.
   *
   * <p>In JUnit3 language, that means during the {@link junit.framework.TestCase#tearDown()} step.
   */

 *
 * @author Kevin Bourrillion
 * @since 10.0
 */
@DoNotMock("Implement with a lambda")
@GwtCompatible
@NullMarked
public interface TearDownAccepter {
  /**
   * Registers a TearDown implementor which will be run after the test proper.
   *
   * <p>In JUnit4 language, that means as an {@code @After}.
   *
   * <p>In JUnit3 language, that means during the {@link junit.framework.TestCase#tearDown()} step.
   */