interface Handler {
        void handle(int code, String message);
    }

    @Mock
    Handler handler;

    @Test
    @DisplayName("Interaction: handler called with each code/message pair")
    void interaction_with_mock_handler_is_as_expected() {
        // Interaction test: simulate passing each code/message to a collaborator
        for (int i = 0; i < WinError.WINERR_CODES.length; i++) {

//      output tensor naming, but it the index is actually an input index)
struct EdgeSpec : public std::pair<std::string, std::string> {
  typedef std::pair<std::string, std::string> Base;

  // Inherit the set of constructors
  using Base::pair;

  std::string ToString() const { return absl::StrCat(first, "->", second); }
};

class CApiFunctionTest : public ::testing::Test {
 protected:

   * column key {@code c}, the returned table contains a mapping with row key {@code r} and column
   * key {@code c}. If that row key / column key pair in not in {@code table}, the pair maps to
   * {@code null} in the generated table.
   *
   * <p>The returned table allows subsequent {@code put} calls with the row keys in {@code

 * given key agrees with the order in which the values were added.
 *
 * <p>This multimap allows duplicate key-value pairs. After adding a new key-value pair equal to an
 * existing key-value pair, the {@code ArrayListMultimap} will contain entries for both the new
 * value and the old value.
 *
 * <p>Keys and values may be null. All optional multimap methods are supported, and all returned

 *
 * Instances of this class are immutable. Use [Builder] to create instances.
 */
@Suppress("NAME_SHADOWING")
class Headers internal constructor(
  internal val namesAndValues: Array<String>,
) : Iterable<Pair<String, String>> {
  /** Returns the last value corresponding to the specified field, or null. */
  operator fun get(name: String): String? = commonHeadersGet(namesAndValues, name)

  /**

    assertStringHash(0xb5a4be05, "ABCDefGHI\u0799", UTF_8);
    assertStringHash(0xfc5ba834, "毎月１日,毎週月曜日", UTF_8);
    assertStringHash(0x8a5c3699, "surrogate pair: \uD83D\uDCB0", UTF_8);

    assertStringHash(0, "", UTF_16LE);
    assertStringHash(0x288418e4, "k", UTF_16LE);
    assertStringHash(0x5a0cb7c3, "hell", UTF_16LE);
    assertStringHash(0xd7c31989, "hello", UTF_16LE);

		nsecs = -(nsecs - 1e9) // Take that second away from nsecs
	}
	return strings.TrimRight(fmt.Sprintf("%s%d.%09d", sign, secs, nsecs), "0")
}

// parsePAXRecord parses the input PAX record string into a key-value pair.
// If parsing is successful, it will slice off the currently read record and
// return the remainder as r.
func parsePAXRecord(s string) (k, v, r string, err error) {
	// The size field ends at the first space.

        fun assertHasAccepted(vararg accepted: String) {
            assertThat("Has accepted", richReport.accepted.map { it.message }, inAnyOrder(accepted))
        }

        fun assertHasAccepted(vararg accepted: Pair<String, List<String>>) {
            assertThat("Has accepted", richReport.accepted, inAnyOrder(accepted.map { ReportMessage(it.first, it.second) }))
        }

        fun assertHasErrors(vararg errors: List<String>) {

        List<Snippet> pair = snippets.stream()
            .filter(s -> s.lang != Language.UNKNOWN)
            .limit(2)
            .toList();

        if (pair.size() == 2 &&
            pair.get(0).lang == Language.GROOVY &&
            pair.get(1).lang == Language.KOTLIN) {
            addError(errors, file, new Error(pair.get(0).line,

                            .collect(Collectors.groupingBy(Pair::getFirst, Collectors.mapping(Pair::getSecond, Collectors.toList())));
                    appendJson("search-field", searchFieldMap, buf).append(',');
                    final Map<String, List<String>> requestHeaderMap = entity.getRequestHeaderList()
                            .stream()