@Test
public void should_format_iterable_with_custom_start_and_end() {
List<? extends Object> list = asList("First", 3);
assertThat(STANDARD_REPRESENTATION.singleLineFormat(list, "{", "}"))
.isEqualTo("{\"First\", 3}");
assertThat(STANDARD_REPRESENTATION.singleLineFormat(asList(), "{", "}")).isEqualTo("{}");
}
@Test
public void should_format_iterable_on_one_line_if_description_is_short_enough() {
String e1 = stringOfLength(StandardRepresentation.getMaxLengthForSingleLineDescription() / 10);
String e2 = stringOfLength(StandardRepresentation.getMaxLengthForSingleLineDescription() / 10);
assertThat(STANDARD_REPRESENTATION.smartFormat(asList(e1, e2)))
.isEqualTo("[\"" + e1 + "\", \"" + e2 + "\"]");
}
@Test
public void should_format_recursive_iterable() {
List<Object> list = new ArrayList<>();
list.add(list);
list.add(list);
String formatted = STANDARD_REPRESENTATION.multiLineFormat(list);
assertThat(formatted).isEqualTo(format("[(this Collection),%n" + " (this Collection)]"));
}
@Test
public void
should_format_iterable_with_one_element_per_line_when_single_line_description_is_too_long() {
String e1 = stringOfLength(StandardRepresentation.getMaxLengthForSingleLineDescription());
String e2 = stringOfLength(StandardRepresentation.getMaxLengthForSingleLineDescription());
assertThat(STANDARD_REPRESENTATION.smartFormat(asList(e1, e2)))
.isEqualTo(format("[\"" + e1 + "\",%n" + " \"" + e2 + "\"]"));
}
@Test
public void should_format_iterable_with_an_element_per_line() {
String formatted = STANDARD_REPRESENTATION.multiLineFormat(asList("First", 3, "foo", "bar"));
String formattedAfterNewLine =
org.assertj.core.util.Compatibility.System.lineSeparator() + " <" + formatted + ">";
assertThat(formattedAfterNewLine)
.isEqualTo(
format("%n" + " <[\"First\",%n" + " 3,%n" + " \"foo\",%n" + " \"bar\"]>"));
}
String formatLines(List<T> lines) {
return STANDARD_REPRESENTATION.format(
lines, DEFAULT_START, DEFAULT_END, ELEMENT_SEPARATOR_WITH_NEWLINE, " ");
}
@Test
public void should_return_empty_brackets_if_iterable_is_empty() {
assertThat(STANDARD_REPRESENTATION.smartFormat(asList())).isEqualTo("[]");
}
@Test
public void should_return_null_if_iterable_is_null() {
assertThat(STANDARD_REPRESENTATION.smartFormat(null)).isNull();
}