java/test/org/openqa/selenium/KeysTest.java

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//
//   http://www.apache.org/licenses/LICENSE-2.0
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package org.openqa.selenium;

import static org.assertj.core.api.Assertions.assertThat;
import static org.assertj.core.api.Assertions.assertThatExceptionOfType;
import static org.openqa.selenium.Keys.LEFT;
import static org.openqa.selenium.Keys.chord;
import static org.openqa.selenium.Keys.getKeyFromUnicode;

import org.junit.jupiter.api.Tag;
import org.junit.jupiter.api.Test;

@Tag("UnitTests")
class KeysTest {

  @Test
  void charAtPosition0ReturnsKeyCode() {
    assertThat(Keys.LEFT.charAt(0)).isNotEqualTo(0);
  }

  @Test
  void charAtOtherPositionReturnsZero() {
    assertThat(Keys.LEFT.charAt(10)).isEqualTo((char) 0);
  }

  @Test
  void lengthIsAlwaysOne() {
    assertThat(LEFT.length()).isEqualTo(1);
  }

  @Test
  void validSubSequence() {
    assertThat(String.valueOf(LEFT)).isEqualTo(LEFT.subSequence(0, 1));
  }

  @Test
  void invalidSubSequenceThrows() {
    assertThatExceptionOfType(IndexOutOfBoundsException.class)
        .isThrownBy(() -> LEFT.subSequence(-1, 10));
  }

  @Test
  void buildChord() {
    CharSequence[] sequences = {"foo", Keys.LEFT};
    assertThat(chord(sequences)).isEqualTo("foo\uE012\uE000");
  }

  @Test
  void keyForCharacterCode() {
    Keys key = Keys.LEFT;
    assertThat((CharSequence) getKeyFromUnicode(key.charAt(0))).isEqualTo(key);
  }
}