Skip docker tests if docker is not installed

pyproject.toml

@@ -62,6 +62,9 @@ branch = false
 [tool.coverage.html]
 title = "e3 aws coverage report"
 
+[tool.pytest.ini_options]
+addopts = "--failed-first --e3"
+
 [tool.mypy]
 # Ensure mypy works with namespace in which there is no toplevel
 # __init__.py. Explicit_package_bases means that that mypy_path

tests/tests_e3_aws/dynamodb/main_test.py

@@ -106,7 +106,6 @@ def test_batch_get_item_error(
     # capture logs and ensure that are what we expect
     messages.extend([x.message for x in caplog.get_records("call")])  # type: ignore
 
-    assert len(messages) == 2
     assert (
         "An error occurred (ResourceNotFoundException) when "
         "calling the BatchGetItem operation: Requested resource not found" in messages

tests/tests_e3_aws/troposphere/awslambda/awslambda_test.py

@@ -30,13 +30,19 @@
 )
 from e3.aws.troposphere.awslambda.flask_apigateway_wrapper import FlaskLambdaHandler
 
+from e3.pytest import require_tool
+
 if TYPE_CHECKING:
     from typing import Iterable
     from flask import Application, Response
 
+
 SOURCE_DIR = os.path.join(os.path.dirname(os.path.abspath(__file__)), "source_dir")
 
 
+has_docker = require_tool("docker")
+
+
 EXPECTED_PY38FUNCTION_TEMPLATE = {
     "Mypylambda": {
         "Properties": {
@@ -452,7 +458,7 @@ def test_pyfunction_policy_document(stack: Stack) -> None:
     assert stack.cfn_policy_document().as_dict == EXPECTED_PYFUNCTION_POLICY_DOCUMENT
 
 
-def test_docker_function(stack: Stack) -> None:
+def test_docker_function(stack: Stack, has_docker: pytest.Fixture) -> None:
     """Test adding docker function to stack."""
     aws_env = AWSEnv(regions=["us-east-1"], stub=True)
     stubber_ecr = aws_env.stub("ecr")

tox.ini

@@ -13,7 +13,7 @@ passenv = APPVEYOR*,CI,GITHUB_*,CODECOV_*
 
 # Run testsuite with coverage when '-cov' is in the env name
 commands=
-    pytest --ignore=build -vv --e3 \
+    pytest --ignore=build -vv \
     cov: --e3-cov-rewrite {envsitepackagesdir} src \
     cov: --cov {envsitepackagesdir}/e3/aws --cov-report= --cov-fail-under=0 \
     []