Add automatic build test

shlax/output.py

@@ -97,6 +97,16 @@ class Output:
 
         return line
 
+    def test(self, action):
+        if self.debug is True:
+            self(''.join([
+                self.colors['purplebold'],
+                '!  TEST   ',
+                self.colors['reset'],
+                action.colorized(),
+                '\n',
+            ]))
+
     def clean(self, action):
         if self.debug is True:
             self(''.join([

shlax/targets/buildah.py

@@ -20,7 +20,7 @@ class Buildah(Localhost):
     The build script iterates over visitors and runs the build functions, it
     also provides wrappers around the buildah command.
     """
-    contextualize = Localhost.contextualize + ['mnt', 'ctr', 'mount']
+    contextualize = Localhost.contextualize + ['mnt', 'ctr', 'mount', 'image']
 
     def __init__(self, base, *args, commit=None, push=False, cmd=None, **kwargs):
         if isinstance(base, Action):
@@ -56,6 +56,18 @@ class Buildah(Localhost):
     def __repr__(self):
         return f'Base({self.base})'
 
+    async def __call__(self, *args, **kwargs):
+        result = await super().__call__(*args, **kwargs)
+        if 'test' in self.kwargs and self.is_runnable():
+            self.output.test(self)
+            await self.action('Docker',
+                *self.kwargs['test'].actions,
+                image=self.image,
+                mount={'.': '/app'},
+                workdir='/app',
+            )(*args, **kwargs)
+        return result
+
     async def config(self, line):
         """Run buildah config."""
         return await self.exec(f'buildah config {line} {self.ctr}', buildah=False)

shlax/targets/docker.py

@@ -10,7 +10,9 @@ class Docker(Localhost):
     contextualize = Localhost.contextualize + ['mnt', 'ctr', 'mount']
 
     def __init__(self, *args, **kwargs):
-        self.image = Image(kwargs.get('image', 'alpine'))
+        self.image = kwargs.get('image', 'alpine')
+        if not isinstance(self.image, Image):
+            self.image = Image(image)
         super().__init__(*args, **kwargs)
         self.context['ctr'] = None
 

shlaxfile.py

@@ -3,6 +3,11 @@ from shlax.contrib.gitlab import *
 
 PYTEST = 'py.test -svv tests'
 
+test = Script(
+    Pip('.[test]'),
+    Run(PYTEST),
+)
+
 build = Buildah(
     'quay.io/podman/stable',
     Packages('python38', 'buildah', 'unzip', 'findutils', 'python3-yaml', upgrade=False),
@@ -14,23 +19,15 @@ build = Buildah(
         mkdir -p /usr/local/lib/python3.8/site-packages/
         sh -c "cd setuptools-* && python3.8 setup.py install"
         easy_install-3.8 pip
+        echo python3.8 -m pip > /usr/bin/pip
+        chmod +x /usr/bin/pip
         '''),
         Copy('shlax/', 'setup.py', '/app'),
     ),
-    Pip('/app', pip='python3.8 -m pip'),
+    Pip('/app'),
     commit='yourlabs/shlax',
     workdir='/app',
-)
-
-test = Script(
-    Pip('.[test]'),
-    Run(PYTEST),
-)
-
-buildtest = Docker(
-    *test.actions,
-    mount={'.': '/app'},
-    workdir='/app',
+    test=test,
 )
 
 pypi = Run(