Detail test-installed.py

[CI skip]

Author: hugovk

Tests/README.rst

@@ -14,18 +14,32 @@ Install::
 Execution
 ---------
 
-Run the tests from the root of the Pillow source distribution::
+**If Pillow has been built in-place**
 
-    nosetests Tests/test_*.py
+To run an individual test::
+
+    python Tests/test_image.py
+
+Run all the tests from the root of the Pillow source distribution::
+
+    nosetests -vx Tests/test_*.py
 
 Or with coverage::
 
-    coverage run --append --include=PIL/* -m nose Tests/test_*.py
+    coverage run --append --include=PIL/* -m nose -vx Tests/test_*.py
     coverage report
     coverage html
     open htmlcov/index.html
 
+**If Pillow has been installed**
+
 To run an individual test::
 
-    python Tests/test_image.py
+    ./test-installed.py Tests/test_image.py
+
+Run all the tests from the root of the Pillow source distribution::
+
+    ./test-installed.py
+
+