24 lines
780 B
Java
24 lines
780 B
Java
package cn.infstar.essentialsC.compat.jei;
|
|
|
|
import org.junit.jupiter.api.Test;
|
|
|
|
import java.util.List;
|
|
import java.util.Map;
|
|
|
|
import static org.junit.jupiter.api.Assertions.assertEquals;
|
|
|
|
class RecipeGroupingTest {
|
|
|
|
@Test
|
|
void groupsValuesInOnePassAndPreservesOrder() {
|
|
List<String> recipes = List.of("crafting:first", "smelting:second", "crafting:third");
|
|
|
|
Map<String, List<String>> grouped = RecipeGrouping.groupBy(
|
|
recipes, value -> value.substring(0, value.indexOf(':')));
|
|
|
|
assertEquals(List.of("crafting", "smelting"), grouped.keySet().stream().toList());
|
|
assertEquals(List.of("crafting:first", "crafting:third"), grouped.get("crafting"));
|
|
assertEquals(List.of("smelting:second"), grouped.get("smelting"));
|
|
}
|
|
}
|