Handle bailouts better after test end happens

Fix tapjs/tap-parser#38

lib/test.js

@@ -1552,6 +1552,17 @@ Test.prototype.push = function (c, e) {
 }
 
 Test.prototype.bailout = function (message) {
+  if (this._parent && (this._ended || this._bailedOut)) {
+    this._parent.bailout(message)
+    return
+  }
+
+  if (this._currentChild && this._currentChild.bailout) {
+    var child = this._currentChild
+    this._currentChild = null
+    child.bailout(message)
+  }
+
   message = message ? ' # ' + ('' + message).trim() : ''
   message = message.replace(/^( #)+ /, ' # ')
   message = message.replace(/[\r\n]/g, ' ')

test/test/bail-teardown-async-bail.tap

@@ -0,0 +1,12 @@
+TAP version 13
+# Subtest: foobar test
+    1..0
+ok 1 - foobar test ___/# time=[0-9.]+(ms)?/~~~
+
+# Subtest: barfoo
+    # Subtest: barfoo2
+        # Subtest: barf3
+            # Subtest: b3rf
+                Bail out! # teardown fail
+Bail out! # teardown fail
+

test/test/bail-teardown-async.js

@@ -0,0 +1,20 @@
+var t = require('../..')
+
+t.test('foobar test', function (t) {
+  t.tearDown(function () {
+    setTimeout(function () {
+      t.bailout('teardown fail')
+    })
+  })
+  t.end()
+})
+
+t.test('barfoo', function (t) {
+  return t.test('barfoo2', function (t) {
+    return t.test('barf3', function (t) {
+      return t.test('b3rf', function (t) {
+        setTimeout(t.end, 1000)
+      })
+    })
+  })
+})

test/test/bail-teardown-async.tap

@@ -0,0 +1,12 @@
+TAP version 13
+# Subtest: foobar test
+    1..0
+ok 1 - foobar test ___/# time=[0-9.]+(ms)?/~~~
+
+# Subtest: barfoo
+    # Subtest: barfoo2
+        # Subtest: barf3
+            # Subtest: b3rf
+                Bail out! # teardown fail
+Bail out! # teardown fail
+

test/test/bail-teardown-bail.tap

@@ -5,6 +5,5 @@ ok 1 - this is fine
     1..1
 ok 2 - child ___/# time=[0-9.]+(ms)?/~~~
 
-    Bail out! # i did not want to be torn down
 Bail out! # i did not want to be torn down
 

test/test/bail-teardown.tap

@@ -5,6 +5,5 @@ ok 1 - this is fine
     1..1
 ok 2 - child ___/# time=[0-9.]+(ms)?/~~~
 
-    Bail out! # i did not want to be torn down
 Bail out! # i did not want to be torn down