def test_merge_error_can_not_merge():
with pytest.raises(
ValueError,
match='.*because it will override the previous value.*'):
merge([{'a': '1'}, {'a': '2'}])
with pytest.raises(ValueError, match='Found.*when a dict is expected.*'):
merge([{'a': []}, {'a': {}}])
def test_merge_error_can_not_merge():
with pytest.raises(
ValueError,
match=".*because it will override the previous value.*"):
merge([{"a": "1"}, {"a": "2"}])
with pytest.raises(ValueError, match="Found.*when a dict is expected.*"):
merge([{"a": []}, {"a": {}}])
def test_merge_dependencies_with_pip():
a = {
"name": "a",
"dependencies": ["a_dependency", {
"pip": [
"some_from_pip >=0.1",
]
}]
}
b = {
"name": "b",
"dependencies": ["b_dependency", {
"pip": [
"some_from_pip >=0.2",
]
}]
}
merged_dict = merge([a, b])
assert merged_dict == {
"dependencies": [
"a_dependency", "b_dependency", {
"pip": [
"some_from_pip >=0.1,>=0.2",
]
}
]
}
def test_merge_empty_dependencies():
"""
This happens when an environment file is declared like this:
name: foo
dependencies:
{% if False %}
- dependency
{% endif %}
"""
assert merge([
{
"name": "a",
"dependencies": []
},
{
"name": "b",
"dependencies": None
},
]) == {
"dependencies": [],
}
assert merge([
{
"name": "b",
"dependencies": None
},
{
"name": "a",
"dependencies": []
},
]) == {
"dependencies": [],
}
assert merge([
{
"name": "b",
"dependencies": None
},
{
"name": "a",
"dependencies": None
},
]) == {}
def test_merge_plain():
a = {
"name": "a",
"dependencies": [
"a_dependency",
],
"environment": {
"PATH": [
"a_path",
]
}
}
b = {
"name": "b",
"dependencies": [
"b_dependency",
],
"environment": {
"PATH": ["b_path"]
},
"channels": [
"b_channel",
],
}
merged_dict = merge([a, b])
assert merged_dict == {
"channels": [
"b_channel",
],
"dependencies": [
"a_dependency",
"b_dependency",
],
"environment": {
"PATH": [
"a_path",
"b_path",
]
}
}