def test_must_skip_empty_template(self):
template = {}
override = None
expected_template = {}
self.assertEquals(SamBaseProvider._resolve_parameters(template, override),
expected_template)
def test_must_skip_empty_overrides(self):
template = {"Key": {"Ref": "Param"}}
override = None
expected_template = {"Key": {"Ref": "Param"}}
self.assertEquals(SamBaseProvider._resolve_parameters(template, override),
expected_template)
def test_with_pseudo_parameters(self, parameter, expected_value):
template_dict = {"Key": {"Ref": parameter}}
expected_template = {"Key": expected_value}
result = SamBaseProvider._resolve_parameters(template_dict, {})
self.assertEquals(result, expected_template)
def test_override_parameters(self):
template = {
"Parameters": {
"Key1": {
"Default": "Value1"
},
"Key2": {
"Default": "Value2"
},
"NoDefaultKey3": {},
"NoOverrideKey4": {} # No override Value provided
},
"Resources": {
"R1": {
"Ref": "Key1"
},
"R2": {
"Ref": "Key2"
},
"R3": {
"Ref": "NoDefaultKey3"
},
"R4": {
"Ref": "NoOverrideKey4"
}
}
}
override = {
"Key1": "OverrideValue1",
"Key2": "OverrideValue2",
"NoDefaultKey3": "OverrideValue3"
}
expected_template = {
"Parameters": {
"Key1": {
"Default": "Value1"
},
"Key2": {
"Default": "Value2"
},
"NoDefaultKey3": {},
"NoOverrideKey4": {} # No override Value provided
},
"Resources": {
"R1": "OverrideValue1",
"R2": "OverrideValue2",
"R3": "OverrideValue3",
"R4": {
"Ref": "NoOverrideKey4"
}
}
}
self.assertEquals(
SamBaseProvider._resolve_parameters(template, override),
expected_template)
def test_override_pseudo_parameters(self):
template = {"Key": {"Ref": "AWS::Region"}}
override = {"AWS::Region": "someregion"}
expected_template = {"Key": "someregion"}
self.assertEquals(
SamBaseProvider._resolve_parameters(template, override),
expected_template)
def test_override_parameters(self):
template = {
"Parameters": {
"Key1": {
"Default": "Value1"
},
"Key2": {
"Default": "Value2"
},
"NoDefaultKey3": {},
"NoOverrideKey4": {} # No override Value provided
},
"Resources": {
"R1": {"Ref": "Key1"},
"R2": {"Ref": "Key2"},
"R3": {"Ref": "NoDefaultKey3"},
"R4": {"Ref": "NoOverrideKey4"}
}
}
override = {
"Key1": "OverrideValue1",
"Key2": "OverrideValue2",
"NoDefaultKey3": "OverrideValue3"
}
expected_template = {
"Parameters": {
"Key1": {
"Default": "Value1"
},
"Key2": {
"Default": "Value2"
},
"NoDefaultKey3": {},
"NoOverrideKey4": {} # No override Value provided
},
"Resources": {
"R1": "OverrideValue1",
"R2": "OverrideValue2",
"R3": "OverrideValue3",
"R4": {"Ref": "NoOverrideKey4"}
}
}
self.assertEquals(SamBaseProvider._resolve_parameters(template, override),
expected_template)
def test_with_pseudo_parameters(self, parameter, expected_value):
template_dict = {
"Key": {
"Ref": parameter
}
}
expected_template = {
"Key": expected_value
}
result = SamBaseProvider._resolve_parameters(template_dict, {})
self.assertEquals(result, expected_template)
def test_must_skip_non_ref_intrinsics(self):
template = {
"Key1": {"Fn::Sub": ["${AWS::Region}"]}, # Sub is not implemented
"Key2": {"Ref": "MyParam"}
}
override = {"MyParam": "MyValue"}
expected_template = {
"Key1": {"Fn::Sub": ["${AWS::Region}"]},
"Key2": "MyValue"
}
self.assertEquals(SamBaseProvider._resolve_parameters(template, override),
expected_template)
def test_parameter_with_defaults(self):
override = {} # No overrides
template = {
"Parameters": {
"Key1": {
"Default": "Value1"
},
"Key2": {
"Default": "Value2"
},
"NoDefaultKey3": {} # No Default
},
"Resources": {
"R1": {
"Ref": "Key1"
},
"R2": {
"Ref": "Key2"
},
"R3": {
"Ref": "NoDefaultKey3"
}
}
}
expected_template = {
"Parameters": {
"Key1": {
"Default": "Value1"
},
"Key2": {
"Default": "Value2"
},
"NoDefaultKey3": {} # No Default
},
"Resources": {
"R1": "Value1",
"R2": "Value2",
"R3": {
"Ref": "NoDefaultKey3"
} # No default value. so no subsitution
}
}
self.assertEquals(
SamBaseProvider._resolve_parameters(template, override),
expected_template)
def test_override_pseudo_parameters(self):
template = {
"Key": {
"Ref": "AWS::Region"
}
}
override = {
"AWS::Region": "someregion"
}
expected_template = {
"Key": "someregion"
}
self.assertEquals(SamBaseProvider._resolve_parameters(template, override),
expected_template)
def test_parameter_with_defaults(self):
override = {} # No overrides
template = {
"Parameters": {
"Key1": {
"Default": "Value1"
},
"Key2": {
"Default": "Value2"
},
"NoDefaultKey3": {} # No Default
},
"Resources": {
"R1": {"Ref": "Key1"},
"R2": {"Ref": "Key2"},
"R3": {"Ref": "NoDefaultKey3"}
}
}
expected_template = {
"Parameters": {
"Key1": {
"Default": "Value1"
},
"Key2": {
"Default": "Value2"
},
"NoDefaultKey3": {} # No Default
},
"Resources": {
"R1": "Value1",
"R2": "Value2",
"R3": {"Ref": "NoDefaultKey3"} # No default value. so no subsitution
}
}
self.assertEquals(SamBaseProvider._resolve_parameters(template, override),
expected_template)