fix skip recursion

tea/tree.go

@@ -1,59 +1,52 @@
 package tea
 
 import (
+	// "reflect"
 	"testing"
 )
 
 // Run runs a tree of tests, starting from its root.
 func Run(t *testing.T, tree *Tree) {
 	t.Run(tree.name, func(t *testing.T) {
-		var setup []Test
+		setup(t, tree)
 
-		for root := tree; root.parent != nil; root = root.parent {
+		tree.test.Run(t)
-			setup = append(setup, root.parent.Test)
-		}
-
-		for i, j := 0, len(setup)-1; i < j; i, j = i+1, j-1 {
-			setup[i], setup[j] = setup[j], setup[i]
-		}
-
-		for _, test := range setup {
-			test.Run(t)
-		}
 
-		tree.Test.Run(t)
-
-		if t.Failed() || t.Skipped() {
 		for _, child := range tree.children {
+			if t.Failed() || t.Skipped() {
 				skip(t, child)
+			} else {
+				Run(t, child)
 			}
-			return
 		}
+	})
+}
 
-		for _, child := range tree.children {
+func setup(t *testing.T, tree *Tree) {
-			Run(t, child)
+	if tree.parent != nil {
+		setup(t, tree.parent)
+		tree.parent.test.Run(t)
 	}
-	})
 }
 
 func skip(t *testing.T, tree *Tree) {
 	t.Run(tree.name, func(t *testing.T) {
-		t.Skip("tea skipped: dependency failed")
 		for _, child := range tree.children {
 			skip(t, child)
 		}
+		t.Skip("tea skipped: dependency failed")
 	})
 }
 
 func New(test Test) *Tree {
 	return &Tree{
-		Test: test,
+		test: test,
 		name: parseName(test),
 	}
 }
 
 type Tree struct {
-	Test
+	test     Test
 	name     string
 	parent   *Tree
 	children []*Tree
@@ -66,6 +59,13 @@ func (t *Tree) Child(test Test) *Tree {
 	return child
 }
 
+// func clone(t Test) Test {
+// 	T := reflect.TypeOf(t)
+// 	switch T.Kind() {
+// 	case reflect.Struct:
+// 	}
+// }
+
 func parseName(test Test) string {
 	if s, ok := test.(interface{ String() string }); ok {
 		return s.String()

tea_test.go

@@ -15,6 +15,9 @@ type testThingSetup struct {
 
 func (test *testThingSetup) Run(t *testing.T) {
 	t.Logf("[%s] running testThingSetup", t.Name())
+	if test.thing != nil {
+		// t.Fatal("should be nil")
+	}
 	test.thing = new(Thing)
 }
 
@@ -55,7 +58,8 @@ func TestThing(t *testing.T) {
 	{
 		bob := root.Child(&setKey{key: "b ob", value: "banana"})
 		bob.Child(&setKey{key: "car-el", value: "cherry"})
-		bob.Child(&setKey{key: "dave", value: "durian"})
+		dave := bob.Child(&setKey{key: "dave", value: "durian"})
+		dave.Child(&setKey{key: "evan", value: "elderberry"})
 	}
 
 	{