public void SingleNodeProducesSingleLine()
{
var console = new StringBuilderConsole();
CliTree.Print(new AdHocTree("root"), console);
Assert.AreEqual(1, console.GetOutputLines().Count);
Assert.AreEqual("root", console.GetOutputLines()[0]);
}
public void NodeWithChildProducesTwoLinesConnected()
{
var console = new StringBuilderConsole();
CliTree.Print(new AdHocTree("root", new AdHocTree("child")), console);
Assert.AreEqual(2, console.GetOutputLines().Count);
Assert.AreEqual("root", console.GetOutputLines()[0]);
Assert.AreEqual("└─ child", console.GetOutputLines()[1]);
}
public void DeepChildrenOfRootNode()
{
var console = new StringBuilderConsole();
CliTree.Print(
new AdHocTree("root",
new AdHocTree("child",
new AdHocTree("grandchild",
new AdHocTree("grandgrandchild")))), console);
Assert.AreEqual(4, console.GetOutputLines().Count);
Assert.AreEqual("root", console.GetOutputLines()[0]);
Assert.AreEqual("└─ child", console.GetOutputLines()[1]);
Assert.AreEqual(" └─ grandchild", console.GetOutputLines()[2]);
Assert.AreEqual(" └─ grandgrandchild", console.GetOutputLines()[3]);
}
public void ManyChildrenOfRootNode()
{
var console = new StringBuilderConsole();
CliTree.Print(
new AdHocTree("root",
new AdHocTree("child 1"),
new AdHocTree("child 2"),
new AdHocTree("child 3")),
console);
Assert.AreEqual(4, console.GetOutputLines().Count);
Assert.AreEqual("root", console.GetOutputLines()[0]);
Assert.AreEqual("├─ child 1", console.GetOutputLines()[1]);
Assert.AreEqual("├─ child 2", console.GetOutputLines()[2]);
Assert.AreEqual("└─ child 3", console.GetOutputLines()[3]);
}
public void MaxDepthConfigIsRespected()
{
var console = new StringBuilderConsole();
CliTree.Print(
new AdHocTree("root",
new AdHocTree("child",
new AdHocTree("grandchild 1"),
new AdHocTree("grandchild 2",
new AdHocTree("grandgrandchild")))),
console,
new DisplayConfiguration {
MaxDepth = 1
});
Assert.AreEqual(3, console.GetOutputLines().Count);
Assert.AreEqual("root", console.GetOutputLines()[0]);
Assert.AreEqual("└─ child", console.GetOutputLines()[1]);
Assert.AreEqual(" └─ (...)", console.GetOutputLines()[2]);
}
public void JustAnotherDeepChildrenSituation()
{
var console = new StringBuilderConsole();
CliTree.Print(
new AdHocTree("root",
new AdHocTree("child 1",
new AdHocTree("grandchild 1",
new AdHocTree("grandgrandchild 1"),
new AdHocTree("grandgrandchild 2")),
new AdHocTree("grandchild 2")),
new AdHocTree("child 2")), console);
Assert.AreEqual(7, console.GetOutputLines().Count);
Assert.AreEqual("root", console.GetOutputLines()[0]);
Assert.AreEqual("├─ child 1", console.GetOutputLines()[1]);
Assert.AreEqual("│ ├─ grandchild 1", console.GetOutputLines()[2]);
Assert.AreEqual("│ │ ├─ grandgrandchild 1", console.GetOutputLines()[3]);
Assert.AreEqual("│ │ └─ grandgrandchild 2", console.GetOutputLines()[4]);
Assert.AreEqual("│ └─ grandchild 2", console.GetOutputLines()[5]);
Assert.AreEqual("└─ child 2", console.GetOutputLines()[6]);
}
public void JustAnotherDeepChildrenSituationWithLinesTurnedOff()
{
var console = new StringBuilderConsole();
CliTree.Print(
new AdHocTree("root",
new AdHocTree("child 1",
new AdHocTree("grandchild 1",
new AdHocTree("grandgrandchild 1"),
new AdHocTree("grandgrandchild 2")),
new AdHocTree("grandchild 2")),
new AdHocTree("child 2")), console, new DisplayConfiguration {
ShowLines = false
});
Assert.AreEqual(7, console.GetOutputLines().Count);
Assert.AreEqual("root", console.GetOutputLines()[0]);
Assert.AreEqual(" child 1", console.GetOutputLines()[1]);
Assert.AreEqual(" grandchild 1", console.GetOutputLines()[2]);
Assert.AreEqual(" grandgrandchild 1", console.GetOutputLines()[3]);
Assert.AreEqual(" grandgrandchild 2", console.GetOutputLines()[4]);
Assert.AreEqual(" grandchild 2", console.GetOutputLines()[5]);
Assert.AreEqual(" child 2", console.GetOutputLines()[6]);
}