Creating Simple Product and assign its inventory to particular Source

Preconditions
New Category is created
New Source is created

1. Login into Admin
2. Goto Catalog -> Products
3. Click on "Add Product" button
4. Set "Enable Product" to Yes
5. In "Attribute Set" select Default Attribute Set
6. Specify your new Simple Product data - required fields "Name","SKU" and "Price"
7. Specify "Quantity" of your product, "Stock Status", "Weight" and "Tax Class"
8. Select category from categories tree in input field "Categories"
9. Set "Visibility" for your Product
10. Click on "Assign Sources" in "Source" Tab
11. Select necessary Source in popped-up modal window and click "Done" button
12. In "Assigned Sources" grid set "Qty" and "Notify Quntity"
13. Click on "Save" button
14. Success message "You saved the product" appear
15. Navigate to Catalog -> Products in Admin
16. Verify that your new Simple Product is present in Products grid
17. Verify that data in "Sources" Tab is correct. Qty on Default Source must be the same as Quntity in Stock field
18. Goto your "Home page"
19. Navigate to chosen category on your frontend page and check that your new Simple Product is present
20. Open your Product page and verify that data of Your Simple Product ("Name","SKU", "Price") is correct