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# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License. You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
require 'test_help'
class TestSchema < Test::Unit::TestCase
def test_default_namespace
schema = Avro::Schema.parse <<-SCHEMA
{"type": "record", "name": "OuterRecord", "fields": [
{"name": "field1", "type": {
"type": "record", "name": "InnerRecord", "fields": []
}},
{"name": "field2", "type": "InnerRecord"}
]}
SCHEMA
assert_equal schema.name, 'OuterRecord'
assert_equal schema.fullname, 'OuterRecord'
assert_nil schema.namespace
schema.fields.each do |field|
assert_equal field.type.name, 'InnerRecord'
assert_equal field.type.fullname, 'InnerRecord'
assert_nil field.type.namespace
end
end
def test_inherited_namespace
schema = Avro::Schema.parse <<-SCHEMA
{"type": "record", "name": "OuterRecord", "namespace": "my.name.space",
"fields": [
{"name": "definition", "type": {
"type": "record", "name": "InnerRecord", "fields": []
}},
{"name": "relativeReference", "type": "InnerRecord"},
{"name": "absoluteReference", "type": "my.name.space.InnerRecord"}
]}
SCHEMA
assert_equal schema.name, 'OuterRecord'
assert_equal schema.fullname, 'my.name.space.OuterRecord'
assert_equal schema.namespace, 'my.name.space'
schema.fields.each do |field|
assert_equal field.type.name, 'InnerRecord'
assert_equal field.type.fullname, 'my.name.space.InnerRecord'
assert_equal field.type.namespace, 'my.name.space'
end
end
def test_inherited_namespace_from_dotted_name
schema = Avro::Schema.parse <<-SCHEMA
{"type": "record", "name": "my.name.space.OuterRecord", "fields": [
{"name": "definition", "type": {
"type": "enum", "name": "InnerEnum", "symbols": ["HELLO", "WORLD"]
}},
{"name": "relativeReference", "type": "InnerEnum"},
{"name": "absoluteReference", "type": "my.name.space.InnerEnum"}
]}
SCHEMA
assert_equal schema.name, 'OuterRecord'
assert_equal schema.fullname, 'my.name.space.OuterRecord'
assert_equal schema.namespace, 'my.name.space'
schema.fields.each do |field|
assert_equal field.type.name, 'InnerEnum'
assert_equal field.type.fullname, 'my.name.space.InnerEnum'
assert_equal field.type.namespace, 'my.name.space'
end
end
def test_nested_namespaces
schema = Avro::Schema.parse <<-SCHEMA
{"type": "record", "name": "outer.OuterRecord", "fields": [
{"name": "middle", "type": {
"type": "record", "name": "middle.MiddleRecord", "fields": [
{"name": "inner", "type": {
"type": "record", "name": "InnerRecord", "fields": [
{"name": "recursive", "type": "MiddleRecord"}
]
}}
]
}}
]}
SCHEMA
assert_equal schema.name, 'OuterRecord'
assert_equal schema.fullname, 'outer.OuterRecord'
assert_equal schema.namespace, 'outer'
middle = schema.fields.first.type
assert_equal middle.name, 'MiddleRecord'
assert_equal middle.fullname, 'middle.MiddleRecord'
assert_equal middle.namespace, 'middle'
inner = middle.fields.first.type
assert_equal inner.name, 'InnerRecord'
assert_equal inner.fullname, 'middle.InnerRecord'
assert_equal inner.namespace, 'middle'
assert_equal inner.fields.first.type, middle
end
def test_to_avro_includes_namespaces
schema = Avro::Schema.parse <<-SCHEMA
{"type": "record", "name": "my.name.space.OuterRecord", "fields": [
{"name": "definition", "type": {
"type": "fixed", "name": "InnerFixed", "size": 16
}},
{"name": "reference", "type": "InnerFixed"}
]}
SCHEMA
assert_equal schema.to_avro, {
'type' => 'record', 'name' => 'OuterRecord', 'namespace' => 'my.name.space',
'fields' => [
{'name' => 'definition', 'type' => {
'type' => 'fixed', 'name' => 'InnerFixed', 'namespace' => 'my.name.space',
'size' => 16
}},
{'name' => 'reference', 'type' => 'my.name.space.InnerFixed'}
]
}
end
def test_unknown_named_type
error = assert_raise Avro::UnknownSchemaError do
Avro::Schema.parse <<-SCHEMA
{"type": "record", "name": "my.name.space.Record", "fields": [
{"name": "reference", "type": "MissingType"}
]}
SCHEMA
end
assert_equal '"MissingType" is not a schema we know about.', error.message
end
def test_to_avro_handles_falsey_defaults
schema = Avro::Schema.parse <<-SCHEMA
{"type": "record", "name": "Record", "namespace": "my.name.space",
"fields": [
{"name": "is_usable", "type": "boolean", "default": false}
]
}
SCHEMA
assert_equal schema.to_avro, {
'type' => 'record', 'name' => 'Record', 'namespace' => 'my.name.space',
'fields' => [
{'name' => 'is_usable', 'type' => 'boolean', 'default' => false}
]
}
end
end
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