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-rw-r--r--morphlib/morphloader.py54
-rw-r--r--morphlib/morphloader_tests.py48
2 files changed, 66 insertions, 36 deletions
diff --git a/morphlib/morphloader.py b/morphlib/morphloader.py
index 0160e419..3e735a41 100644
--- a/morphlib/morphloader.py
+++ b/morphlib/morphloader.py
@@ -59,6 +59,17 @@ class MissingFieldError(MorphologyValidationError):
'Missing field %s from morphology %s' % (field, morphology_name))
+class InvalidStringError(MorphologyValidationError):
+
+ def __init__(self, field, spec, morph_filename):
+ self.field = field
+ self.spec = spec
+ self.morph_filename = morph_filename
+ MorphologyValidationError.__init__(
+ self, "Field '%(field)s' must be a non-empty string in %(spec)s"\
+ " for morphology %(morph_filename)s" % locals())
+
+
class InvalidFieldError(MorphologyValidationError):
def __init__(self, field, morphology_name):
@@ -127,27 +138,6 @@ class DuplicateChunkError(MorphologyValidationError):
'in stratum %(stratum_name)s' % locals())
-class EmptyRefError(MorphologyValidationError):
-
- def __init__(self, ref_location, morph_filename):
- self.ref_location = ref_location
- self.morph_filename = morph_filename
- MorphologyValidationError.__init__(
- self, 'Empty ref found for %(ref_location)s '\
- 'in %(morph_filename)s' % locals())
-
-
-class ChunkSpecRefNotStringError(MorphologyValidationError):
-
- def __init__(self, ref_value, chunk_name, stratum_name):
- self.ref_value = ref_value
- self.chunk_name = chunk_name
- self.stratum_name = stratum_name
- MorphologyValidationError.__init__(
- self, 'Ref %(ref_value)s for %(chunk_name)s '\
- 'in stratum %(stratum_name)s is not a string' % locals())
-
-
class ChunkSpecConflictingFieldsError(MorphologyValidationError):
def __init__(self, fields, chunk_name, stratum_name):
@@ -547,14 +537,20 @@ class MorphologyLoader(object):
for spec in morph['chunks']:
chunk_name = spec['name']
- # All chunk refs must be strings.
- if 'ref' in spec:
- ref = spec['ref']
- if ref == None:
- raise EmptyRefError(spec['name'], morph.filename)
- elif not isinstance(ref, basestring):
- raise ChunkSpecRefNotStringError(
- ref, spec['name'], morph.filename)
+ # All chunks repos and refs must be strings
+
+ def validate_chunk_str_field(field, spec, morph_filename):
+ if field not in spec:
+ raise MissingFieldError('%s in %s' % (field, spec),
+ morph.filename)
+ val = spec[field]
+ if not val or not isinstance(val, basestring) or (
+ not val.strip()):
+ raise InvalidStringError(
+ field, spec, morph_filename)
+
+ validate_chunk_str_field('repo', spec, morph.filename)
+ validate_chunk_str_field('ref', spec, morph.filename)
# The build-depends field must be a list.
if 'build-depends' in spec:
diff --git a/morphlib/morphloader_tests.py b/morphlib/morphloader_tests.py
index 0bf69612..5f7d3915 100644
--- a/morphlib/morphloader_tests.py
+++ b/morphlib/morphloader_tests.py
@@ -208,7 +208,42 @@ build-system: manual
self.assertRaises(
morphlib.morphloader.InvalidFieldError, self.loader.validate, m)
- def test_validate_requires_chunk_refs_in_stratum_to_be_strings(self):
+ def test_validate_requires_chunk_repos_to_exist(self):
+ m = morphlib.morphology.Morphology({
+ 'kind': 'stratum',
+ 'name': 'foo',
+ 'build-depends': [],
+ 'chunks': [
+ {
+ 'name': 'chunk',
+ 'ref': 'master',
+ 'build-depends': []
+ }
+ ]
+ })
+ with self.assertRaises(
+ morphlib.morphloader.MissingFieldError):
+ self.loader.validate(m)
+
+ def test_validate_requires_chunk_repos_in_stratum_to_be_strings(self):
+ m = morphlib.morphology.Morphology({
+ 'kind': 'stratum',
+ 'name': 'foo',
+ 'build-depends': [],
+ 'chunks': [
+ {
+ 'name': 'chunk',
+ 'repo': 1,
+ 'ref': 'master',
+ 'build-depends': []
+ }
+ ]
+ })
+ with self.assertRaises(
+ morphlib.morphloader.InvalidStringError):
+ self.loader.validate(m)
+
+ def test_validate_requires_chunk_refs_to_exist(self):
m = morphlib.morphology.Morphology({
'kind': 'stratum',
'name': 'foo',
@@ -217,31 +252,30 @@ build-system: manual
{
'name': 'chunk',
'repo': 'test:repo',
- 'ref': 1,
'build-depends': []
}
]
})
with self.assertRaises(
- morphlib.morphloader.ChunkSpecRefNotStringError):
+ morphlib.morphloader.MissingFieldError):
self.loader.validate(m)
- def test_fails_to_validate_stratum_with_empty_refs_for_a_chunk(self):
+ def test_validate_requires_chunk_refs_in_stratum_to_be_strings(self):
m = morphlib.morphology.Morphology({
'kind': 'stratum',
'name': 'foo',
'build-depends': [],
- 'chunks' : [
+ 'chunks': [
{
'name': 'chunk',
'repo': 'test:repo',
- 'ref': None,
+ 'ref': 1,
'build-depends': []
}
]
})
with self.assertRaises(
- morphlib.morphloader.EmptyRefError):
+ morphlib.morphloader.InvalidStringError):
self.loader.validate(m)
def test_fails_to_validate_stratum_with_a_missing_path(self):