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package student_test
import (
"strconv"
"testing"
solution "./solutions"
student "./student"
)
type Node7 = student.NodeL
type List7 = solution.List
type NodeS7 = solution.NodeL
type ListS7 = student.List
func listToStringStu8(l *ListS7) string {
var res string
it := l.Head
for it != nil {
switch it.Data.(type) {
case int:
res += strconv.Itoa(it.Data.(int)) + "-> "
case string:
res += it.Data.(string) + "-> "
}
it = it.Next
}
res += "<nil>"
return res
}
func listPushBackTest7(l *ListS7, l1 *List7, data interface{}) {
n := &Node7{Data: data}
n1 := &NodeS7{Data: data}
if l.Head == nil {
l.Head = n
} else {
iterator := l.Head
for iterator.Next != nil {
iterator = iterator.Next
}
iterator.Next = n
}
if l1.Head == nil {
l1.Head = n1
} else {
iterator1 := l1.Head
for iterator1.Next != nil {
iterator1 = iterator1.Next
}
iterator1.Next = n1
}
}
func comparFuncList7(l *List7, l1 *ListS7, t *testing.T, f func(*Node7)) {
funcName := solution.GetName(f)
for l.Head != nil || l1.Head != nil {
if (l.Head == nil && l1.Head != nil) || (l.Head != nil && l1.Head == nil) {
t.Fatalf("\nstudent list: %s\nlist: %s\nfunction used: %s\n\nListForEach() == %v instead of %v\n\n",
listToStringStu8(l1), solution.ListToString(l.Head), funcName, l1.Head, l.Head)
return
} else if l.Head.Data != l1.Head.Data {
t.Fatalf("\nstudent list: %s\nlist: %s\nfunction used: %s\n\nListForEach() == %v instead of %v\n\n",
listToStringStu8(l1), solution.ListToString(l.Head), funcName, l1.Head.Data, l.Head.Data)
return
}
l.Head = l.Head.Next
l1.Head = l1.Head.Next
}
}
//exercise 9
//applies a function to the solution.ListS
func TestListForEach(t *testing.T) {
link := &List7{}
link2 := &ListS7{}
table := []solution.NodeTest{}
table = solution.ElementsToTest(table)
table = append(table,
solution.NodeTest{
Data: []interface{}{"I", 1, "something", 2},
},
)
for _, arg := range table {
for i := 0; i < len(arg.Data); i++ {
listPushBackTest7(link2, link, arg.Data[i])
}
student.ListForEach(link2, student.Add2_node)
solution.ListForEach(link, solution.Add2_node)
comparFuncList7(link, link2, t, student.Add2_node)
student.ListForEach(link2, student.Subtract3_node)
solution.ListForEach(link, solution.Subtract3_node)
comparFuncList7(link, link2, t, student.Subtract3_node)
link = &List7{}
link2 = &ListS7{}
}
}