content: /*
   * Copyright (C) 2019 The Android Open Source Project
   *
   * 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 androidx.test.internal.runner.filters;
  
  import androidx.test.filters.AbstractFilter;
  import java.util.regex.Pattern;
  import org.junit.runner.Description;
  
  /** A JUnit filter for filtering tests whose name match one of the given regular expression */
  public final class TestsRegExFilter extends AbstractFilter {
  
    private Pattern pattern = null;
  
    /** Sets the regex pattern to use */
    public void setPattern(String patternString) {
      this.pattern = Pattern.compile(patternString);
    }
  
    @Override
    protected boolean evaluateTest(Description description) {
      if (pattern == null) {
        return true;
      }
      String testName =
          String.format("%s#%s", description.getClassName(), description.getMethodName());
      return pattern.matcher(testName).find();
    }
  
    @Override
    public String describe() {
      return "tests filter";
    }
  }
  