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An alternative Android testing framework.

There is a newer version: 4.14

package org.robolectric.shadows;

import android.location.Address;
import android.location.Geocoder;
import com.google.common.base.Preconditions;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import org.robolectric.annotation.Implementation;
import org.robolectric.annotation.Implements;
import org.robolectric.annotation.Resetter;

@Implements(Geocoder.class)
public final class ShadowGeocoder {

  private static boolean isPresent = true;
  private List fromLocation = new ArrayList<>();

  /** @return `true` by default, or the value specified via {@link #setIsPresent(boolean)} */
  @Implementation
  protected static boolean isPresent() {
    return isPresent;
  }

  /**
   * Returns an empty list by default, or the last value set by {@link #setFromLocation(List)}
   *
   * `latitude` and `longitude` are ignored by this implementation, except to check that they are in
   * appropriate bounds. `maxResults` determines the
   * maximum number of addresses to return.
   */
  @Implementation
  protected List getFromLocation(double latitude, double longitude, int maxResults)
      throws IOException {
    Preconditions.checkArgument(
        -90 <= latitude && latitude <= 90, "Latitude must be between -90 and 90, got %s", latitude);
    Preconditions.checkArgument(
        -180 <= longitude && longitude <= 180,
        "Longitude must be between -180 and 180, got %s",
        longitude);
    return fromLocation.subList(0, Math.min(maxResults, fromLocation.size()));
  }

  /**
   * Sets the value to be returned by {@link Geocoder#isPresent()}.
   *
   * This value is reset to `true` for each test.
   */
  public static void setIsPresent(boolean value) {
    isPresent = value;
  }

  /** Sets the value to be returned by {@link Geocoder#getFromLocation(double, double, int)}. */
  public void setFromLocation(List list) {
    fromLocation = list;
  }

  @Resetter
  public static void reset() {
    isPresent = true;
  }
}