Don't use global app for api / api4 tests (#7528)

* don't use global app for api / api4 tests

* put sleep back. we're gonna have to do some goroutine wrangling

* fix oauth test config assumptions

* jobs package, i'm comin' for you next

* app test fix

* try increasing sleep a little

api4/file_test.go

@@ -18,7 +18,7 @@ import (
 
 func TestUploadFile(t *testing.T) {
 	th := Setup().InitBasic().InitSystemAdmin()
-	defer TearDown()
+	defer th.TearDown()
 	Client := th.Client
 
 	user := th.BasicUser
@@ -120,7 +120,7 @@ func TestUploadFile(t *testing.T) {
 
 func TestGetFile(t *testing.T) {
 	th := Setup().InitBasic().InitSystemAdmin()
-	defer TearDown()
+	defer th.TearDown()
 	Client := th.Client
 	channel := th.BasicChannel
 
@@ -169,7 +169,7 @@ func TestGetFile(t *testing.T) {
 
 func TestGetFileHeaders(t *testing.T) {
 	th := Setup().InitBasic()
-	defer TearDown()
+	defer th.TearDown()
 
 	Client := th.Client
 	channel := th.BasicChannel
@@ -234,7 +234,7 @@ func TestGetFileHeaders(t *testing.T) {
 
 func TestGetFileThumbnail(t *testing.T) {
 	th := Setup().InitBasic().InitSystemAdmin()
-	defer TearDown()
+	defer th.TearDown()
 	Client := th.Client
 	channel := th.BasicChannel
 
@@ -286,7 +286,7 @@ func TestGetFileThumbnail(t *testing.T) {
 
 func TestGetFileLink(t *testing.T) {
 	th := Setup().InitBasic().InitSystemAdmin()
-	defer TearDown()
+	defer th.TearDown()
 	Client := th.Client
 	channel := th.BasicChannel
 
@@ -361,7 +361,7 @@ func TestGetFileLink(t *testing.T) {
 
 func TestGetFilePreview(t *testing.T) {
 	th := Setup().InitBasic().InitSystemAdmin()
-	defer TearDown()
+	defer th.TearDown()
 	Client := th.Client
 	channel := th.BasicChannel
 
@@ -413,7 +413,7 @@ func TestGetFilePreview(t *testing.T) {
 
 func TestGetFileInfo(t *testing.T) {
 	th := Setup().InitBasic().InitSystemAdmin()
-	defer TearDown()
+	defer th.TearDown()
 	Client := th.Client
 	user := th.BasicUser
 	channel := th.BasicChannel
@@ -480,7 +480,7 @@ func TestGetFileInfo(t *testing.T) {
 
 func TestGetPublicFile(t *testing.T) {
 	th := Setup().InitBasic().InitSystemAdmin()
-	defer TearDown()
+	defer th.TearDown()
 	Client := th.Client
 	channel := th.BasicChannel