RegularImmutableTableTest.java

/*
 * Copyright (C) 2009 The Guava Authors
 *
 * 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 com.google.common.collect;

import static org.junit.contrib.truth.Truth.ASSERT;

import com.google.common.annotations.GwtCompatible;
import com.google.common.collect.RegularImmutableTable.DenseImmutableTable;
import com.google.common.collect.RegularImmutableTable.SparseImmutableTable;
import com.google.common.collect.Table.Cell;

/**
 * @author Gregory Kick
 */
@GwtCompatible
public class RegularImmutableTableTest extends AbstractImmutableTableTest {
  private static final ImmutableSet<Cell<Character, Integer, String>> CELLS =
    ImmutableSet.of(
        Tables.immutableCell('a', 1, "foo"),
        Tables.immutableCell('b', 1, "bar"),
        Tables.immutableCell('a', 2, "baz"));

  private static final ImmutableSet<Character> ROW_SPACE =
      ImmutableSet.of('a', 'b');

  private static final ImmutableSet<Integer> COLUMN_SPACE =
      ImmutableSet.of(1, 2);

  private static final SparseImmutableTable<Character, Integer, String> SPARSE =
      new SparseImmutableTable<Character, Integer, String>(CELLS, ROW_SPACE,
          COLUMN_SPACE);

  private static final DenseImmutableTable<Character, Integer, String> DENSE =
      new DenseImmutableTable<Character, Integer, String>(CELLS, ROW_SPACE,
          COLUMN_SPACE);

  @Override Iterable<ImmutableTable<Character, Integer, String>>
      getTestInstances() {
    return ImmutableList.<ImmutableTable<Character, Integer, String>>of(SPARSE,
        DENSE);
  }

  public void testCellSet() {
    for (ImmutableTable<Character, Integer, String> testInstance :
        getTestInstances()) {
      assertEquals(CELLS, testInstance.cellSet());
    }
  }

  public void testValues() {
    for (ImmutableTable<Character, Integer, String> testInstance :
        getTestInstances()) {
      ASSERT.that(testInstance.values()).hasContentsInOrder("foo", "bar",
          "baz");
    }
  }

  public void testSize() {
    for (ImmutableTable<Character, Integer, String> testInstance :
        getTestInstances()) {
      assertEquals(3, testInstance.size());
    }
  }

  public void testContainsValue() {
    for (ImmutableTable<Character, Integer, String> testInstance :
        getTestInstances()) {
      assertTrue(testInstance.containsValue("foo"));
      assertTrue(testInstance.containsValue("bar"));
      assertTrue(testInstance.containsValue("baz"));
      assertFalse(testInstance.containsValue("blah"));
    }
  }

  public void testIsEmpty() {
    for (ImmutableTable<Character, Integer, String> testInstance :
        getTestInstances()) {
      assertFalse(testInstance.isEmpty());
    }
  }

  public void testForCells() {
    assertTrue(RegularImmutableTable.forCells(CELLS) instanceof
        DenseImmutableTable<?, ?, ?>);
    assertTrue(RegularImmutableTable.forCells(ImmutableSet.of(
        Tables.immutableCell('a', 1, "blah"),
        Tables.immutableCell('b', 2, "blah"),
        Tables.immutableCell('c', 3, "blah"))) instanceof
        SparseImmutableTable<?, ?, ?>);
  }

  public void testGet() {
    for (ImmutableTable<Character, Integer, String> testInstance :
        getTestInstances()) {
      assertEquals("foo", testInstance.get('a', 1));
      assertEquals("bar", testInstance.get('b', 1));
      assertEquals("baz", testInstance.get('a', 2));
      assertNull(testInstance.get('b', 2));
      assertNull(testInstance.get('c', 3));
    }
  }

  public void testColumn() {
    for (ImmutableTable<Character, Integer, String> testInstance :
        getTestInstances()) {
      assertEquals(ImmutableMap.of('a', "foo", 'b', "bar"),
          testInstance.column(1));
      assertEquals(ImmutableMap.of('a', "baz"), testInstance.column(2));
      assertEquals(ImmutableMap.of(), testInstance.column(3));
    }
  }

  public void testColumnKeySet() {
    for (ImmutableTable<Character, Integer, String> testInstance :
        getTestInstances()) {
      assertEquals(ImmutableSet.of(1, 2), testInstance.columnKeySet());
    }
  }

  public void testColumnMap() {
    for (ImmutableTable<Character, Integer, String> testInstance :
        getTestInstances()) {
      assertEquals(ImmutableMap.of(1, ImmutableMap.of('a', "foo", 'b', "bar"),
          2, ImmutableMap.of('a', "baz")), testInstance.columnMap());
    }
  }

  public void testContains() {
    for (ImmutableTable<Character, Integer, String> testInstance :
        getTestInstances()) {
      assertTrue(testInstance.contains('a', 1));
      assertTrue(testInstance.contains('b', 1));
      assertTrue(testInstance.contains('a', 2));
      assertFalse(testInstance.contains('b', 2));
      assertFalse(testInstance.contains('c', 3));
    }
  }

  public void testContainsColumn() {
    for (ImmutableTable<Character, Integer, String> testInstance :
        getTestInstances()) {
      assertTrue(testInstance.containsColumn(1));
      assertTrue(testInstance.containsColumn(2));
      assertFalse(testInstance.containsColumn(3));
    }
  }

  public void testContainsRow() {
    for (ImmutableTable<Character, Integer, String> testInstance :
        getTestInstances()) {
      assertTrue(testInstance.containsRow('a'));
      assertTrue(testInstance.containsRow('b'));
      assertFalse(testInstance.containsRow('c'));
    }
  }

  public void testRow() {
    for (ImmutableTable<Character, Integer, String> testInstance :
        getTestInstances()) {
      assertEquals(ImmutableMap.of(1, "foo", 2, "baz"),
          testInstance.row('a'));
      assertEquals(ImmutableMap.of(1, "bar"), testInstance.row('b'));
      assertEquals(ImmutableMap.of(), testInstance.row('c'));
    }
  }

  public void testRowKeySet() {
    for (ImmutableTable<Character, Integer, String> testInstance :
        getTestInstances()) {
      assertEquals(ImmutableSet.of('a', 'b'), testInstance.rowKeySet());
    }
  }

  public void testRowMap() {
    for (ImmutableTable<Character, Integer, String> testInstance :
        getTestInstances()) {
      assertEquals(ImmutableMap.of('a', ImmutableMap.of(1, "foo", 2, "baz"),
          'b', ImmutableMap.of(1, "bar")), testInstance.rowMap());
    }
  }
}