// The scalar const oper also has a consumer.
  ASSERT_EQ(1, TF_OperationOutputNumConsumers(TF_Output{three, 0}));
  TF_Input three_port;
  EXPECT_EQ(1,
            TF_OperationOutputConsumers(TF_Output{three, 0}, &three_port, 1));
  EXPECT_EQ(add, three_port.oper);
  EXPECT_EQ(1, three_port.index);

  // Serialize to GraphDef.
  GraphDef graph_def;
  ASSERT_TRUE(GetGraphDef(graph, &graph_def));

    Iterator<String> iterator = asList("one", "two", "three", "four", "five").iterator();
    try {
      Iterators.getOnlyElement(iterator);
      fail();
    } catch (IllegalArgumentException expected) {
      assertThat(expected)
          .hasMessageThat()
          .isEqualTo("expected one element but was: <one, two, three, four, five>");
    }
  }

      Iterator<? extends T> a, Iterator<? extends T> b) {
    checkNotNull(a);
    checkNotNull(b);
    return concat(consumingForArray(a, b));
  }

  /**
   * Combines three iterators into a single iterator. The returned iterator iterates across the
   * elements in {@code a}, followed by the elements in {@code b}, followed by the elements in

        assertEquals("one", pom.getValue("build/plugins[1]/configuration/stringParams/stringParam[1]"));
        assertEquals("two", pom.getValue("build/plugins[1]/configuration/stringParams/stringParam[2]"));
        assertEquals("three", pom.getValue("build/plugins[1]/configuration/stringParams/stringParam[3]"));
        assertEquals("four", pom.getValue("build/plugins[1]/configuration/stringParams/stringParam[4]"));
    }

    /* MNG-3827*/
    @Test

			destVol:     "dest-vol",
			srcPath:     "file4",
			destPath:    "file-three",
			expectedErr: nil,
		},
		// TestXLStorage case - 6.
		// TestXLStorage case with non-existent source file.
		{
			srcVol:      "src-vol",
			destVol:     "dest-vol",
			srcPath:     "non-existent-file",
			destPath:    "file-three",
			expectedErr: errFileNotFound,
		},
		// TestXLStorage case - 7.

   * static final ImmutableSortedMap<Integer, String> INT_TO_WORD =
   *     new ImmutableSortedMap.Builder<Integer, String>(Ordering.natural())
   *         .put(1, "one")
   *         .put(2, "two")
   *         .put(3, "three")
   *         .buildOrThrow();
   * }</pre>
   *
   * <p>For <i>small</i> immutable sorted maps, the {@code ImmutableSortedMap.of()} methods are even
   * more convenient.
   *

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