NodeItem.drawTree(): fix typo
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6f81a62162
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2 changed files with 25 additions and 2 deletions
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@ -354,7 +354,8 @@ public class NodeItem<T> implements Node<T> {
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sb.append(String.format("[%1$" + (depth + name.length()) + "s]\n",
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name));
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} else if (!children.isEmpty()) {
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sb.append(String.format("[%1$" + (depth + unnamed) + "s]\n",
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sb.append(
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String.format("[%1$" + (depth + unnamed.length()) + "s]\n",
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unnamed));
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}
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getChildren().stream().forEach(c -> sb.append(c.drawTree(depth + 1)));
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@ -856,4 +856,26 @@ public class NodeItemTest {
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//then
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assertThat(node.getChildren()).isEmpty();
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}
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@Test
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public void drawTreeIsCorrect() {
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//given
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node = new NodeItem<>(null, "root");
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val bob = new NodeItem<String>(null, "bob", node);
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val alice = new NodeItem<String>(null, "alice", node);
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new NodeItem<>(null, "dave", alice);
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new NodeItem<>(null, bob); // has no name and no children so no included
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val kim = new NodeItem<String>(null, node); // nameless mother
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new NodeItem<>(null, "lucy", kim);
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//when
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val tree = node.drawTree(0);
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//then
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String[] lines = tree.split("\n");
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assertThat(lines).contains("[root]", "[ alice]", "[ dave]",
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"[ (unnamed)]", "[ lucy]", "[ bob]");
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assertThat(lines).containsSubsequence("[root]", "[ alice]", "[ dave]");
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assertThat(lines).containsSubsequence("[root]", "[ (unnamed)]",
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"[ lucy]");
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assertThat(lines).containsSubsequence("[root]", "[ bob]");
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}
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}
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