def test_parent_images_mismatch_base_image(tmpdir):
"""test when base_image has been updated differently from parent_images."""
dfp = df_parser(str(tmpdir))
dfp.content = "FROM base:image"
workflow = mock_workflow()
workflow.builder.set_df_path(dfp.dockerfile_path)
workflow.builder.base_image = ImageName.parse("base:image")
workflow.builder.parent_images = {"base:image": "different-parent-tag"}
with pytest.raises(BaseImageMismatch):
ChangeFromPlugin(docker_tasker(), workflow).run()
def test_parent_images_unresolved(tmpdir):
"""test when parent_images hasn't been filled in with unique tags."""
dfp = df_parser(str(tmpdir))
dfp.content = "FROM spam"
workflow = mock_workflow()
workflow.builder.set_df_path(dfp.dockerfile_path)
workflow.builder.base_image = ImageName.parse('eggs')
# we want to fail because some img besides base was not resolved
workflow.builder.parent_images = {'spam': 'eggs', 'extra:image': None}
with pytest.raises(ParentImageUnresolved):
ChangeFromPlugin(docker_tasker(), workflow).run()
def test_parent_images_missing(tmpdir, docker_tasker):
"""test when parent_images has been mangled and lacks parents compared to dockerfile."""
dfp = df_parser(str(tmpdir))
dfp.content = dedent("""\
FROM first:parent AS builder1
FROM second:parent AS builder2
FROM monty
""")
workflow = mock_workflow()
workflow.builder.set_df_path(dfp.dockerfile_path)
workflow.builder.parent_images = {ImageName.parse("monty"): ImageName.parse("build-name:3")}
workflow.builder.base_image = ImageName.parse("build-name:3")
with pytest.raises(ParentImageMissing):
ChangeFromPlugin(docker_tasker, workflow).run()
def test_update_base_image_inspect_broken(tmpdir, caplog):
"""exercise code branch where the base image inspect comes back without an Id"""
df_content = "FROM base:image"
dfp = df_parser(str(tmpdir))
dfp.content = df_content
workflow = mock_workflow()
workflow.builder.set_df_path(dfp.dockerfile_path)
workflow.builder.parent_images = {"base:image": "base@sha256:1234"}
workflow.builder.base_image = ImageName.parse("base@sha256:1234")
workflow.builder.tasker.inspect_image = lambda img: dict(no_id="here")
with pytest.raises(NoIdInspection):
ChangeFromPlugin(docker_tasker(), workflow).run()
assert dfp.content == df_content # nothing changed
assert "missing in inspection" in caplog.text()
