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NodeItemTest: demonstrate using dynamic name supplier to generate node paths

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This commit is contained in:
Paul Campbell 2016-05-24 22:35:24 +01:00
parent 96ac0f720f
commit d82b0290a1
1 changed files with 18 additions and 0 deletions
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18
src/test/java/net/kemitix/node/NodeItemTest.java
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@ -14,6 +14,7 @@ import java.util.Arrays;
import java.util.Collections;
import java.util.Optional;
import java.util.concurrent.atomic.AtomicInteger;
import java.util.function.Function;
/**
* Test for {@link NodeItem}.
@ -1011,4 +1012,21 @@ public class NodeItemTest {
assertThat(node.isNamed()).isFalse();
assertThat(node.isNamed()).isTrue();
}
@Test
public void canUseNameSupplierToBuildFullPath() {
//given
final Function<Node<String>, String> pathNameSupplier = node -> {
Node<String> parent = node.getParent();
if (parent == null) {
return "";
}
return parent.getName() + "/" + node.getData();
};
node = new NodeItem<>(null, pathNameSupplier);
val child = new NodeItem<String>("child", node);
val grandchild = new NodeItem<String>("grandchild", child);
//then
assertThat(grandchild.getName()).isEqualTo("/child/grandchild");
}
}