Update example tests

Author: mdmintz

examples/test_swag_labs.py

@@ -48,15 +48,15 @@ def test_swag_labs_basic_flow(self):
 
         # Checkout - Add info
         self.click("link=CHECKOUT")
-        self.assert_exact_text("Checkout: Your Information", "div.subheader")
+        self.assert_text("Checkout: Your Information", "div.subheader")
         self.assert_element("a.cart_cancel_link")
         self.type("#first-name", "SeleniumBase")
         self.type("#last-name", "Rocks")
         self.type("#postal-code", "01720")
 
         # Checkout - Overview
         self.click("input.btn_primary")
-        self.assert_exact_text("Checkout: Overview", "div.subheader")
+        self.assert_text("Checkout: Overview", "div.subheader")
         self.assert_element("link=CANCEL")
         self.assert_text(item_name, "div.inventory_item_name")
         self.assert_text(item_price, "div.inventory_item_price")

examples/upload_file_test.py

@@ -1,11 +1,11 @@
+""" Testing the self.choose_file() method. """
+
 import os
 from seleniumbase import BaseCase
 
 
 class FileUploadButtonTests(BaseCase):
 
-    """ The main purpose of this is to test the self.choose_file() method. """
-
     def test_file_upload_button(self):
         self.open("https://www.w3schools.com/jsref/tryit.asp"
                   "?filename=tryjsref_fileupload_get")
@@ -15,7 +15,7 @@ def test_file_upload_button(self):
         self.add_css_style(zoom_in)
         self.highlight('input[type="file"]')
         dir_name = os.path.dirname(os.path.abspath(__file__))
-        file_path = dir_name + "/example_logs/screenshot.png"
+        file_path = os.path.join(dir_name, "example_logs/screenshot.png")
         self.choose_file('input[type="file"]', file_path)
         self.demo_mode = True  # Adds highlighting to the assert statement
         self.assert_element('input[type="file"]')