From f9ab81a4931f71740aecfd14e97b3187c7a1c37c Mon Sep 17 00:00:00 2001
From: Denis Otkidach <denis.otkidach@gmail.com>
Date: Wed, 26 Sep 2018 11:55:39 +0300
Subject: [PATCH 1/3] Exclude empty reports for passed tests

---
 src/_pytest/terminal.py | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/src/_pytest/terminal.py b/src/_pytest/terminal.py
index 49a9a33fb..125eb97c4 100644
--- a/src/_pytest/terminal.py
+++ b/src/_pytest/terminal.py
@@ -745,9 +745,10 @@ class TerminalReporter(object):
                     return
                 self.write_sep("=", "PASSES")
                 for rep in reports:
-                    msg = self._getfailureheadline(rep)
-                    self.write_sep("_", msg)
-                    self._outrep_summary(rep)
+                    if rep.sections:
+                        msg = self._getfailureheadline(rep)
+                        self.write_sep("_", msg)
+                        self._outrep_summary(rep)
 
     def print_teardown_sections(self, rep):
         showcapture = self.config.option.showcapture

From 808df48ee832c55840a58d81de8a52d7e1eb7ece Mon Sep 17 00:00:00 2001
From: Denis Otkidach <denis.otkidach@gmail.com>
Date: Wed, 26 Sep 2018 16:44:00 +0300
Subject: [PATCH 2/3] Test for excluding empty reports for passed tests

---
 testing/test_terminal.py | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)

diff --git a/testing/test_terminal.py b/testing/test_terminal.py
index cca704c4c..7651f3ab3 100644
--- a/testing/test_terminal.py
+++ b/testing/test_terminal.py
@@ -681,14 +681,22 @@ def test_pass_reporting_on_fail(testdir):
 def test_pass_output_reporting(testdir):
     testdir.makepyfile(
         """
-        def test_pass_output():
+        def test_pass_has_output():
             print("Four score and seven years ago...")
+        def test_pass_no_output():
+            pass
     """
     )
     result = testdir.runpytest()
-    assert "Four score and seven years ago..." not in result.stdout.str()
+    s = result.stdout.str()
+    assert "test_pass_has_output" not in s
+    assert "Four score and seven years ago..." not in s
+    assert "test_pass_no_output" not in s
     result = testdir.runpytest("-rP")
-    result.stdout.fnmatch_lines(["Four score and seven years ago..."])
+    result.stdout.fnmatch_lines(
+        ["*test_pass_has_output*", "Four score and seven years ago..."]
+    )
+    assert "test_pass_no_output" not in result.stdout.str()
 
 
 def test_color_yes(testdir):

From 44d29d887efb2993f7ffdd6b5615562223f44c01 Mon Sep 17 00:00:00 2001
From: Denis Otkidach <denis.otkidach@gmail.com>
Date: Wed, 26 Sep 2018 19:02:35 +0300
Subject: [PATCH 3/3] Changelog entry on excluding empty reports for passed
 tests

---
 changelog/4040.trivial.rst | 1 +
 1 file changed, 1 insertion(+)
 create mode 100644 changelog/4040.trivial.rst

diff --git a/changelog/4040.trivial.rst b/changelog/4040.trivial.rst
new file mode 100644
index 000000000..d63541100
--- /dev/null
+++ b/changelog/4040.trivial.rst
@@ -0,0 +1 @@
+Exclude empty reports for passed tests when ``-rP`` option is used.