src/android/tests/src/com/google/android/inputmethod/japanese/keyboard/KeyboardFactoryTest.java

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package org.mozc.android.inputmethod.japanese.keyboard;

import org.mozc.android.inputmethod.japanese.keyboard.Keyboard.KeyboardSpecification;

import android.content.res.Resources;
import android.graphics.Rect;
import android.test.InstrumentationTestCase;

/**
 */
public class KeyboardFactoryTest extends InstrumentationTestCase {

  public void testGet() {
    Resources resources = getInstrumentation().getTargetContext().getResources();
    // With portrait/landscape keyboard size for HVGA display;
    Rect portrait = new Rect(0, 0, 320, 480);
    Rect landscape = new Rect(0, 0, 480, 320);

    KeyboardFactory factory = new KeyboardFactory();

    // Tests for portrait ones.
    Keyboard portraitTwelveKeyKeyboard =
        factory.get(resources, KeyboardSpecification.TWELVE_KEY_TOGGLE_KANA, portrait.width(),
                    portrait.height());
    assertNotNull(portraitTwelveKeyKeyboard);

    Keyboard portraitQwertyKeyboard =
        factory.get(resources, KeyboardSpecification.QWERTY_KANA, portrait.width(),
                    portrait.height());
    assertNotNull(portraitQwertyKeyboard);

    // Those instances should be different.
    assertNotSame(portraitTwelveKeyKeyboard, portraitQwertyKeyboard);

    // The same instance should be returned for same resource and specification.
    assertSame(portraitTwelveKeyKeyboard,
               factory.get(resources, KeyboardSpecification.TWELVE_KEY_TOGGLE_KANA,
                           portrait.width(), portrait.height()));
    assertSame(portraitQwertyKeyboard,
               factory.get(resources, KeyboardSpecification.QWERTY_KANA, portrait.width(),
                           portrait.height()));

    // Then tests for landscape ones. The keyboards for landscape should be different from portrait
    // ones.
    Keyboard landscapeTwelveKeyKeyboard =
        factory.get(resources, KeyboardSpecification.TWELVE_KEY_TOGGLE_KANA, landscape.width(),
                    landscape.height());
    assertNotNull(landscapeTwelveKeyKeyboard);
    assertNotSame(portraitTwelveKeyKeyboard, landscapeTwelveKeyKeyboard);

    Keyboard landscapeQwertyKeyboard =
        factory.get(resources, KeyboardSpecification.QWERTY_KANA, landscape.width(),
                    landscape.height());
    assertNotNull(landscapeQwertyKeyboard);
    assertNotSame(portraitQwertyKeyboard, landscapeQwertyKeyboard);

    // Those instances should be different.
    assertNotSame(landscapeTwelveKeyKeyboard, landscapeQwertyKeyboard);

    // The same instance should be returned for same resource and specification.
    assertSame(landscapeTwelveKeyKeyboard,
               factory.get(resources, KeyboardSpecification.TWELVE_KEY_TOGGLE_KANA,
                           landscape.width(), landscape.height()));
    assertSame(landscapeQwertyKeyboard,
               factory.get(resources, KeyboardSpecification.QWERTY_KANA, landscape.width(),
                           landscape.height()));

    // Assuming the cache is large enough, the same instance should be used for portrait even after
    // we load ones for landscape.
    assertSame(portraitTwelveKeyKeyboard,
               factory.get(resources, KeyboardSpecification.TWELVE_KEY_TOGGLE_KANA,
                           portrait.width(), portrait.height()));
    assertSame(portraitQwertyKeyboard,
               factory.get(resources, KeyboardSpecification.QWERTY_KANA, portrait.width(),
                           portrait.height()));
  }
}