diff --git a/.travis.yml b/.travis.yml
index ecbba125586..84bb8b398b1 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -18,83 +18,7 @@ install:
 
 jobs:
   include:
-    # OSX tests - first (in test stage), since they are the slower ones.
-    - &test-macos
-      # NOTE: (tests with) pexpect appear to be buggy on Travis,
-      #       at least with coverage.
-      #       Log: https://travis-ci.org/pytest-dev/pytest/jobs/500358864
-      os: osx
-      osx_image: xcode10.1
-      language: generic
-      # Coverage for:
-      # - py2 with symlink in test_cmdline_python_package_symlink.
-      env: TOXENV=py27-xdist PYTEST_COVERAGE=1
-      before_install:
-        - python -V
-        - test $(python -c 'import sys; print("%d%d" % sys.version_info[0:2])') = 27
-    - <<: *test-macos
-      env: TOXENV=py37-xdist
-      before_install:
-        - which python3
-        - python3 -V
-        - ln -sfn "$(which python3)" /usr/local/bin/python
-        - python -V
-        - test $(python -c 'import sys; print("%d%d" % sys.version_info[0:2])') = 37
-
-    # Full run of latest (major) supported versions, without xdist.
-    - env: TOXENV=py27
-      python: '2.7'
-    - env: TOXENV=py37
-      python: '3.7'
-
-    # Coverage tracking is slow with pypy, skip it.
-    - env: TOXENV=pypy-xdist
-      python: 'pypy'
-    - env: TOXENV=pypy3-xdist
-      python: 'pypy3'
-
-    - env: TOXENV=py34-xdist
-      python: '3.4'
-    - env: TOXENV=py35-xdist
-      python: '3.5'
-
-    # Coverage for:
-    # - pytester's LsofFdLeakChecker
-    # - TestArgComplete (linux only)
-    # - numpy
-    # Empty PYTEST_ADDOPTS to run this non-verbose.
-    - env: TOXENV=py37-lsof-numpy-xdist PYTEST_COVERAGE=1 PYTEST_ADDOPTS=
-
-    # Specialized factors for py27.
-    - env: TOXENV=py27-nobyte-numpy-xdist
-      python: '2.7'
-    - env: TOXENV=py27-pluggymaster-xdist
-      python: '2.7'
-
-    # Specialized factors for py37.
-    # Coverage for:
-    # - test_sys_breakpoint_interception (via pexpect).
-    - env: TOXENV=py37-pexpect,py37-twisted PYTEST_COVERAGE=1
-    - env: TOXENV=py37-pluggymaster-xdist
-    - env: TOXENV=py37-freeze
-
-    # Jobs only run via Travis cron jobs (currently daily).
-    - env: TOXENV=py38-xdist
-      python: '3.8-dev'
-      if: type = cron
-
-    - stage: baseline
-    # Coverage for:
-    # - _pytest.unittest._handle_skip (via pexpect).
-      env: TOXENV=py27-pexpect,py27-twisted PYTEST_COVERAGE=1
-      python: '2.7'
-    # Use py36 here for faster baseline.
-    - env: TOXENV=py36-xdist
-      python: '3.6'
-    - env: TOXENV=linting,docs,doctesting PYTEST_COVERAGE=1
-      cache:
-        directories:
-          - $HOME/.cache/pre-commit
+    - env: TOXENV=py37-pexpect PYTEST_COVERAGE=1
 
     - stage: deploy
       python: '3.6'
diff --git a/azure-pipelines.yml b/azure-pipelines.yml
deleted file mode 100644
index 8e50486de55..00000000000
--- a/azure-pipelines.yml
+++ /dev/null
@@ -1,113 +0,0 @@
-trigger:
-- master
-- features
-
-variables:
-  PYTEST_ADDOPTS: "--junitxml=build/test-results/$(tox.env).xml -vv"
-  python.needs_vc: False
-  COVERAGE_FILE: "$(Build.Repository.LocalPath)/.coverage"
-  COVERAGE_PROCESS_START: "$(Build.Repository.LocalPath)/.coveragerc"
-  PYTEST_COVERAGE: '0'
-
-jobs:
-
-- job: 'Test'
-  pool:
-    vmImage: "vs2017-win2016"
-  strategy:
-    matrix:
-      py27:
-        python.version: '2.7'
-        tox.env: 'py27'
-      py27-nobyte-lsof-numpy:
-        python.version: '2.7'
-        tox.env: 'py27-lsof-nobyte-numpy'
-        # Coverage for:
-        # - test_supports_breakpoint_module_global
-        # - test_terminal_reporter_writer_attr (without xdist)
-        # - "if write" branch in _pytest.assertion.rewrite
-        # - numpy
-        # - pytester's LsofFdLeakChecker (being skipped)
-        PYTEST_COVERAGE: '1'
-      py27-twisted:
-        python.version: '2.7'
-        tox.env: 'py27-twisted'
-        python.needs_vc: True
-      py27-pluggymaster-xdist:
-        python.version: '2.7'
-        tox.env: 'py27-pluggymaster-xdist'
-        # Coverage for:
-        # - except-IOError in _attempt_to_close_capture_file for py2.
-        #   Also seen with py27-nobyte (using xdist), and py27-xdist.
-        #   But no exception with py27-pexpect,py27-twisted,py27-numpy.
-        PYTEST_COVERAGE: '1'
-      # -- pypy2 and pypy3 are disabled for now: #5279 --
-      # pypy:
-      #   python.version: 'pypy2'
-      #   tox.env: 'pypy'
-      # pypy3:
-      #   python.version: 'pypy3'
-      #   tox.env: 'pypy3'
-      py34-xdist:
-        python.version: '3.4'
-        tox.env: 'py34-xdist'
-        # Coverage for:
-        # - _pytest.compat._bytes_to_ascii
-        PYTEST_COVERAGE: '1'
-      py35-xdist:
-        python.version: '3.5'
-        tox.env: 'py35-xdist'
-        # Coverage for:
-        # - test_supports_breakpoint_module_global
-        PYTEST_COVERAGE: '1'
-      py36-xdist:
-        python.version: '3.6'
-        tox.env: 'py36-xdist'
-      py37:
-        python.version: '3.7'
-        tox.env: 'py37'
-        # Coverage for:
-        # - _py36_windowsconsoleio_workaround (with py36+)
-        # - test_request_garbage (no xdist)
-        PYTEST_COVERAGE: '1'
-      py37-linting/docs/doctesting:
-        python.version: '3.7'
-        tox.env: 'linting,docs,doctesting'
-      py37-twisted/numpy:
-        python.version: '3.7'
-        tox.env: 'py37-twisted,py37-numpy'
-      py37-pluggymaster-xdist:
-        python.version: '3.7'
-        tox.env: 'py37-pluggymaster-xdist'
-    maxParallel: 10
-
-  steps:
-  - task: UsePythonVersion@0
-    inputs:
-      versionSpec: '$(python.version)'
-      architecture: 'x64'
-
-  - script: choco install vcpython27
-    condition: eq(variables['python.needs_vc'], True)
-    displayName: 'Install VC for py27'
-
-  - script: python -m pip install --upgrade pip && python -m pip install tox
-    displayName: 'Install tox'
-
-  - script: |
-      call scripts/setup-coverage-vars.bat || goto :eof
-      python -m tox -e $(tox.env)
-    displayName: 'Run tests'
-
-  - task: PublishTestResults@2
-    inputs:
-      testResultsFiles: 'build/test-results/$(tox.env).xml'
-      testRunTitle: '$(tox.env)'
-    condition: succeededOrFailed()
-
-  - script: call scripts\upload-coverage.bat
-    displayName: 'Report and upload coverage'
-    condition: eq(variables['PYTEST_COVERAGE'], '1')
-    env:
-      CODECOV_TOKEN: $(CODECOV_TOKEN)
-      PYTEST_CODECOV_NAME: $(tox.env)
diff --git a/testing/test_pdb.py b/testing/test_pdb.py
index 4b084a26a75..195cab4de91 100644
--- a/testing/test_pdb.py
+++ b/testing/test_pdb.py
@@ -4,7 +4,6 @@
 from __future__ import print_function
 
 import os
-import platform
 import sys
 
 import six
@@ -153,10 +152,11 @@ def test_func():
 
     @staticmethod
     def flush(child):
-        if platform.system() == "Darwin":
-            return
         if child.isalive():
+            # Read if the test has not (e.g. test_pdb_unittest_skip).
+            child.read()
             child.wait()
+        assert not child.isalive()
 
     def test_pdb_unittest_postmortem(self, testdir):
         p1 = testdir.makepyfile(
@@ -797,7 +797,6 @@ def test_post_mortem():
         rest = child.read().decode("utf8")
         assert "leave_pdb_hook" in rest
         assert "1 failed" in rest
-        child.sendeof()
         self.flush(child)
 
     def test_pdb_custom_cls(self, testdir, custom_pdb_calls):
diff --git a/tox.ini b/tox.ini
index 1f024b2f5ba..31925f8fdb3 100644
--- a/tox.ini
+++ b/tox.ini
@@ -26,7 +26,7 @@ commands =
     coverage: coverage report
 passenv = USER USERNAME COVERAGE_* TRAVIS PYTEST_ADDOPTS
 setenv =
-    _PYTEST_TOX_DEFAULT_POSARGS={env:_PYTEST_TOX_POSARGS_LSOF:} {env:_PYTEST_TOX_POSARGS_PEXPECT:} {env:_PYTEST_TOX_POSARGS_TWISTED:} {env:_PYTEST_TOX_POSARGS_XDIST:}
+    _PYTEST_TOX_DEFAULT_POSARGS={env:_PYTEST_TOX_POSARGS_LSOF:} {env:_PYTEST_TOX_POSARGS_TWISTED:} {env:_PYTEST_TOX_POSARGS_XDIST:}
 
     # Configuration to run with coverage similar to Travis/Appveyor, e.g.
     # "tox -e py37-coverage".
@@ -40,7 +40,6 @@ setenv =
     lsof: _PYTEST_TOX_POSARGS_LSOF=--lsof
 
     pexpect: _PYTEST_TOX_PLATFORM=linux|darwin
-    pexpect: _PYTEST_TOX_POSARGS_PEXPECT=testing/test_pdb.py testing/test_terminal.py testing/test_unittest.py
 
     twisted: _PYTEST_TOX_POSARGS_TWISTED=testing/test_unittest.py