Config: remove pipfile from schema

We don't support Pipfile and we decided we won't implement it for now (see
#3181). I'm removing it
from the schema and also its tests.

Author: humitos

readthedocs/rtd_tests/fixtures/spec/v2/schema.yml

@@ -64,7 +64,7 @@ python:
   system_packages: bool(required=False)
 
   # Installation of packages and requiremens
-  install: list(any(include('python-install-requirements'), include('python-install'), include('python-install-pipfile')), required=False)
+  install: list(any(include('python-install-requirements'), include('python-install'), required=False)
 
 python-install-requirements:
   # The path to the requirements file from the root of the project
@@ -83,22 +83,6 @@ python-install:
   # Default: []
   extra_requirements: list(str(), required=False)
 
-python-install-pipfile:
-  # The path to the directory that contains the Pipfile
-  pipfile: path()
-
-  # Add the --dev option to pipenv install
-  # Default: false
-  dev: bool(required=False)
-
-  # Add the --ignore-pipfile option to pipenv install
-  # Default: false
-  ignore_pipfile: bool(required=False)
-
-  # Add the --skip-lock option to pipenv install
-  # Default: true
-  skip_lock: bool(required=False)
-
 sphinx:
   # The builder type for the sphinx documentation
   # Default: 'html'

readthedocs/rtd_tests/tests/test_build_config.py

@@ -329,75 +329,6 @@ def test_python_install_extra_requirements_empty(tmpdir, value):
     assertValidConfig(tmpdir, content.format(value=value))
 
 
-@pytest.mark.parametrize('pipfile', ['another_docs/', '.', 'project/'])
-def test_python_install_pipfile(tmpdir, pipfile):
-    utils.apply_fs(
-        tmpdir, {
-            'another_docs': {
-                'Pipfile': '',
-            },
-            'project': {},
-            'Pipfile': '',
-        },
-    )
-    content = '''
-version: "2"
-python:
-  install:
-    - pipfile: {}
-    '''
-    assertValidConfig(tmpdir, content.format(pipfile))
-
-
-@pytest.mark.parametrize('pipfile', ['docs/', '.', 'project/'])
-def test_python_install_pipfile_invalid(tmpdir, pipfile):
-    utils.apply_fs(tmpdir, {})
-    content = '''
-version: "2"
-python:
-  install:
-    - pipfile: {}
-    '''
-    content.format(pipfile)
-    assertInvalidConfig(tmpdir, content, ['is not a path'])
-
-
-@pytest.mark.parametrize('value', ['true', 'false'])
-def test_python_install_pipfile_dev(tmpdir, value):
-    content = '''
-version: "2"
-python:
-  install:
-    - pipfile: .
-      dev: {value}
-    '''
-    assertValidConfig(tmpdir, content.format(value=value))
-
-
-@pytest.mark.parametrize('value', ['true', 'false'])
-def test_python_install_pipfile_skip_lock(tmpdir, value):
-    content = '''
-version: "2"
-python:
-  install:
-    - pipfile: .
-      skip_lock: {value}
-    '''
-    assertValidConfig(tmpdir, content.format(value=value))
-
-
-@pytest.mark.parametrize('value', ['true', 'false'])
-def test_python_install_pipfile_ignore_pipfile(tmpdir, value):
-    content = '''
-version: "2"
-python:
-  install:
-    - pipfile: .
-      ignore_pipfile: {value}
-    '''
-    assertValidConfig(tmpdir, content.format(value=value))
-
-
 @pytest.mark.parametrize('value', ['true', 'false'])
 def test_python_system_packages(tmpdir, value):
     content = '''