Add cron job to install/test against packages from source

.travis.yml

@@ -44,6 +44,7 @@ before_install:
   - edm install -y wheel click coverage
 install:
   - for toolkit in ${TOOLKITS}; do edm run -- python etstool.py install --runtime=${RUNTIME} --toolkit=${toolkit} || exit; done
+  - if [[ ${TRAVIS_EVENT_TYPE} == 'cron' ]]; then for toolkit in ${TOOLKITS}; do edm run -- python etstool.py install --runtime=${RUNTIME} --toolkit=${toolkit} --source || exit; done; fi
 script:
   - for toolkit in ${TOOLKITS}; do edm run -- python etstool.py test --runtime=${RUNTIME} --toolkit=${toolkit} || exit; done
 

etstool.py

@@ -92,6 +92,11 @@
 
 dependencies = {"traits", "numpy", "pygments", "coverage", "mock"}
 
+# NOTE : traitsui is always installed from source
+source_dependencies = {
+    "traits": "git+http://github.com/enthought/traits.git#egg=traits",
+}
+
 extra_dependencies = {
     "pyside": {"pyside"},
     # XXX once pyside2 is available in EDM, we will want it here
@@ -145,7 +150,8 @@ def cli():
 @click.option("--runtime", default="3.6", help="Python version to use")
 @click.option("--toolkit", default="pyqt", help="Toolkit and API to use")
 @click.option("--environment", default=None, help="EDM environment to use")
-def install(edm, runtime, toolkit, environment):
+@click.option('--source/--no-source', default=False)
+def install(edm, runtime, toolkit, environment, source):
     """ Install project and dependencies into a clean EDM environment.
 
     """
@@ -184,6 +190,19 @@ def install(edm, runtime, toolkit, environment):
 
     click.echo("Creating environment '{environment}'".format(**parameters))
     execute(commands, parameters)
+
+    if source:
+        cmd_fmt = "edm plumbing remove-package --environment {environment} --force "
+        commands = [cmd_fmt+dependency for dependency in source_dependencies.keys()]
+        execute(commands, parameters)
+        source_pkgs = source_dependencies.values()
+        commands = [
+            "python -m pip install {pkg} --no-deps".format(pkg=pkg)
+            for pkg in source_pkgs
+        ]
+        commands = ["edm run -e {environment} -- " + command for command in commands]
+        execute(commands, parameters)
+
     click.echo("Done install")