diff --git a/.travis.yml b/.travis.yml
index ba513a33b..2d41c1dbd 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,4 +1,5 @@
 language: python
+sudo: true
 matrix:
   include:
     - python: 3.7
@@ -13,11 +14,17 @@ matrix:
       env: TOX_ENV=py37-unit-nonredundant-noclientbuild-noshed-gx-master
     - python: 3.7
       env: TOX_ENV=py37-unit-diagnostic-serveshedcmd-gx-master
+    - python: 3.7
+      env: TOX_ENV=py37-gxwf_test_test
   allow_failures:
     - env: TOX_ENV=py37-lint_docstrings
     - env: TOX_ENV=py37-unit-diagnostic-serveshedcmd-gx-master
+    - env: TOX_ENV=py37-gxwf_test_test PLANEMO_TEST_STYLE=docker_test
 
 install:
   - pip install tox
 
 script: tox -e $TOX_ENV
+services:
+  - postgresql
+  - docker
diff --git a/Makefile b/Makefile
index 38cd75100..9a08344da 100644
--- a/Makefile
+++ b/Makefile
@@ -82,6 +82,9 @@ test: ## run tests with the default Python (faster than tox)
 quick-test: ## run quickest tests with the default Python
 	$(IN_VENV) PLANEMO_SKIP_SLOW_TESTS=1 PLANEMO_SKIP_GALAXY_TESTS=1 pytest $(TESTS)
 
+gxwf-test-test:  ## run test of workflow testing script
+	bash $(BUILD_SCRIPTS_DIR)/test_workflow_tests.sh
+
 tox: ## run tests with tox in the specified ENV, defaults to py27
 	$(IN_VENV) tox -e $(ENV) -- $(ARGS)
 
diff --git a/scripts/test_workflow_tests.sh b/scripts/test_workflow_tests.sh
new file mode 100644
index 000000000..9eb0a7aef
--- /dev/null
+++ b/scripts/test_workflow_tests.sh
@@ -0,0 +1,22 @@
+#!/bin/bash
+
+# Ensure working directory is planemo project.
+SCRIPTS_DIRECTORY="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
+PROJECT_DIRECTORY="${SCRIPTS_DIRECTORY}/.."
+
+TEMP_DIRECTORY=`mktemp -d 2>/dev/null || mktemp -d -t 'planemowftest'`
+cp "$SCRIPTS_DIRECTORY/run_galaxy_workflow_tests.sh" "$TEMP_DIRECTORY"
+cp "$PROJECT_DIRECTORY/tests/data/"wf4* "$TEMP_DIRECTORY"
+cp "$PROJECT_DIRECTORY/tests/data/1.bed" "$TEMP_DIRECTORY"
+
+cd $PROJECT_DIRECTORY
+
+# Build Planemo wheel.
+make dist
+
+# Test against wheel.
+export PLANEMO_TARGET="$PROJECT_DIRECTORY/dist/planemo*whl"
+
+cd $TEMP_DIRECTORY
+ls
+bash run_galaxy_workflow_tests.sh "wf4-distro-tools.gxwf.yml"
diff --git a/tox.ini b/tox.ini
index a0d836b08..ef323cd42 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-envlist = py{36}-lint, py36-unit-quick, py36-lint_docstrings, py36-lint_docs, py{36,37}-unit
+envlist = py{36}-lint, py36-unit-quick, py36-lint_docstrings, py36-lint_docs, py{36,37}-unit, py36-gxwf_test_test
 source_dir = planemo
 test_dir = tests
 
@@ -10,12 +10,14 @@ commands =
     lint_docstrings: flake8 --ignore='D107,D401,D105' {[tox]source_dir}
     unit: pytest {env:PYTEST_FAIL_FAIL:} {env:PYTEST_CAPTURE:} -m {env:PYTEST_MARK:""} {env:PYTEST_TARGET:{[tox]test_dir}} {posargs}
     mypy: mypy {[tox]source_dir} {posargs}
+    gxwf_test_test: make setup-venv gxwf-test-test
 
 passenv = 
     PLANEMO_*
     PG*
     HOME
     DOCS
+
 deps =
     lint: flake8-import-order
     lint,lint_docstrings: flake8
@@ -27,6 +29,7 @@ deps =
     unit: coverage
     unit: flask
     mypy: mypy
+
 setenv =
     gx: PYTEST_MARK="tests_galaxy_branch"
     diagnostic: PLANEMO_TEST_VERBOSE=1
@@ -54,9 +57,15 @@ setenv =
     2005: PLANEMO_TEST_GALAXY_BRANCH=release_20.05
     2001: PLANEMO_TEST_GALAXY_BRANCH=release_20.01
 skip_install =
+<<<<<<< HEAD
     doc_test,lint,lint_docs,lint_docstrings,mypy: True
+=======
+    doc_test,lint,lint_docs,lint_docstrings,gxwf_test_test: True
+>>>>>>> 08a8ee74... Tests for workflow testing script.
 whitelist_externals =
     lint_docs: make
+    gxwf_test_test: make
+
 
 [testenv:doc_test]
 commands = bash scripts/run_doc_test.sh