package main

import (
	"fmt"
	"testing"
)

const result = `(0) /
 ├──(0) i1
 │   ├──(0) i1s1
 │   │   ├──(0) i1s1b1
 │   │   ├──(0) i1s1b2
 │   │   └──(0) i1s1b3
 │   │      (0) i1s1b3
 │   ├──(0) i1s2
 │   │   ├──(0) i1s2b1
 │   │   └──(0) i1s2b2
 │   │      (0) i1s2b2
 │   ├──(0) i1s3
 │   │   ├──(0) i1s3s1
 │   │   │   ├──(0) i1s3s1b1
 │   │   │   ├──(0) i1s3s1b2
 │   │   │   └──(0) i1s3s1b3
 │   │   │      (0) i1s3s1b3
 │   │   └──(0) i1s3b1
 │   │      (0) i1s3b1
 │   └──(0) i1s4
 │            (0) i1s4b1
 ├──(0) i2
 │   ├──(0) i2b1
 │   └──(0) i2b2
 │      (0) i2b2
 └──(0) i3
       ├──(0) i3s1
       │   └──(0) i3s1b1
       │      (0) i3s1b1
       ├──(0) i3s2
       │   ├──(0) i3s2b1
       │   └──(0) i3s2b2
       │      (0) i3s2b2
       └──(0) i3s3
                (0) i3s3b1
`

func createTree() *Top {
	t := NewTop("/")
	i1 := t.newChild("i1", IntermediateType).(*Intermediate)
	i2 := t.newChild("i2", IntermediateType).(*Intermediate)
	i3 := t.newChild("i3", IntermediateType).(*Intermediate)
	i1s1 := i1.newChild("i1s1", IntermediateType).(*Intermediate)
	i1s2 := i1.newChild("i1s2", IntermediateType).(*Intermediate)
	i1s3 := i1.newChild("i1s3", IntermediateType).(*Intermediate)
	i1s4 := i1.newChild("i1s4", IntermediateType).(*Intermediate)
	i3s1 := i3.newChild("i3s1", IntermediateType).(*Intermediate)
	i3s2 := i3.newChild("i3s2", IntermediateType).(*Intermediate)
	i3s3 := i3.newChild("i3s3", IntermediateType).(*Intermediate)
	_ = i1s1.newChild("i1s1b1", BottomType).(*Bottom)
	_ = i1s1.newChild("i1s1b2", BottomType).(*Bottom)
	_ = i1s1.newChild("i1s1b3", BottomType).(*Bottom)
	_ = i1s2.newChild("i1s2b1", BottomType).(*Bottom)
	_ = i1s2.newChild("i1s2b2", BottomType).(*Bottom)
	i1s3s1 := i1s3.newChild("i1s3s1", IntermediateType).(*Intermediate)
	_ = i1s3.newChild("i1s3b1", BottomType).(*Bottom)
	_ = i1s4.newChild("i1s4b1", BottomType).(*Bottom)
	_ = i2.newChild("i2b1", BottomType).(*Bottom)
	_ = i2.newChild("i2b2", BottomType).(*Bottom)
	_ = i3s1.newChild("i3s1b1", BottomType).(*Bottom)
	_ = i3s2.newChild("i3s2b1", BottomType).(*Bottom)
	_ = i3s2.newChild("i3s2b2", BottomType).(*Bottom)
	_ = i3s3.newChild("i3s3b1", BottomType).(*Bottom)
	_ = i1s3s1.newChild("i1s3s1b1", BottomType).(*Bottom)
	_ = i1s3s1.newChild("i1s3s1b2", BottomType).(*Bottom)
	_ = i1s3s1.newChild("i1s3s1b3", BottomType).(*Bottom)

	return t
}

func TestString(t *testing.T) {
	tree := createTree()
	repr := fmt.Sprintf("%s", tree)
	if repr != result {
		t.Errorf("%s", repr)
	}
}