TextInputChannelTest.java

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package io.flutter.embedding.engine.systemchannels;
 
import static io.flutter.Build.API_LEVELS;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.verify;
 
import android.annotation.TargetApi;
import androidx.test.ext.junit.runners.AndroidJUnit4;
import io.flutter.embedding.engine.dart.DartExecutor;
import io.flutter.plugin.common.MethodCall;
import io.flutter.plugin.common.MethodChannel;
import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.robolectric.annotation.Config;
 
@Config(
    manifest = Config.NONE,
    shadows = {})
@RunWith(AndroidJUnit4.class)
@TargetApi(API_LEVELS.API_24)
public class TextInputChannelTest {
  @Test
  public void setEditableSizeAndTransformCompletes() throws JSONException {
    TextInputChannel textInputChannel = new TextInputChannel(mock(DartExecutor.class));
    textInputChannel.setTextInputMethodHandler(mock(TextInputChannel.TextInputMethodHandler.class));
    JSONObject arguments = new JSONObject();
    arguments.put("width", 100.0);
    arguments.put("height", 20.0);
    arguments.put("transform", new JSONArray(new double[16]));
    MethodCall call = new MethodCall("TextInput.setEditableSizeAndTransform", arguments);
    MethodChannel.Result result = mock(MethodChannel.Result.class);
    textInputChannel.parsingMethodHandler.onMethodCall(call, result);
    verify(result).success(null);
  }
}