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Refactor the relation_for_nwr tests to use factories

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This is a bit verbose, since the original tests assumed various other
entities were silently not selected. This also improves the tests
since it considers the case of how to handle a relation with the
target member appearing more than once.
This commit is contained in:
Andy Allan 2017-05-17 11:11:04 +01:00
parent 084ae0f191
commit c7d612df2d
1 changed files with 55 additions and 10 deletions
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65
test/controllers/relation_controller_test.rb
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@ -68,21 +68,65 @@ class RelationControllerTest < ActionController::TestCase
# check that all relations containing a particular node, and no extra
# relations, are returned from the relations_for_node call.
def test_relations_for_node
node = create(:node)
# should include relations with that node as a member
relation_with_node = create(:relation_member, :member => node).relation
# should ignore relations without that node as a member
_relation_without_node = create(:relation_member).relation
# should ignore relations with the node involved indirectly, via a way
way = create(:way_node, :node => node).way
_relation_with_way = create(:relation_member, :member => way).relation
# should ignore relations with the node involved indirectly, via a relation
second_relation = create(:relation_member, :member => node).relation
_super_relation = create(:relation_member, :member => second_relation).relation
# should combine multiple relation_member references into just one relation entry
create(:relation_member, :member => node, :relation => relation_with_node, :sequence_id => 2)
# should not include deleted relations
deleted_relation = create(:relation, :deleted)
create(:relation_member, :member => node, :relation => deleted_relation)
check_relations_for_element(:relations_for_node, "node",
current_nodes(:node_used_by_relationship).id,
[:visible_relation, :used_relation])
node.id,
[relation_with_node, second_relation])
end
def test_relations_for_way
way = create(:way)
# should include relations with that way as a member
relation_with_way = create(:relation_member, :member => way).relation
# should ignore relations without that way as a member
_relation_without_way = create(:relation_member).relation
# should ignore relations with the way involved indirectly, via a relation
second_relation = create(:relation_member, :member => way).relation
_super_relation = create(:relation_member, :member => second_relation).relation
# should combine multiple relation_member references into just one relation entry
create(:relation_member, :member => way, :relation => relation_with_way, :sequence_id => 2)
# should not include deleted relations
deleted_relation = create(:relation, :deleted)
create(:relation_member, :member => way, :relation => deleted_relation)
check_relations_for_element(:relations_for_way, "way",
current_ways(:used_way).id,
[:visible_relation])
way.id,
[relation_with_way, second_relation])
end
def test_relations_for_relation
relation = create(:relation)
# should include relations with that relation as a member
relation_with_relation = create(:relation_member, :member => relation).relation
# should ignore any relation without that relation as a member
_relation_without_relation = create(:relation_member).relation
# should ignore relations with the relation involved indirectly, via a relation
second_relation = create(:relation_member, :member => relation).relation
_super_relation = create(:relation_member, :member => second_relation).relation
# should combine multiple relation_member references into just one relation entry
create(:relation_member, :member => relation, :relation => relation_with_relation, :sequence_id => 2)
# should not include deleted relations
deleted_relation = create(:relation, :deleted)
create(:relation_member, :member => relation, :relation => deleted_relation)
check_relations_for_element(:relations_for_relation, "relation",
current_relations(:used_relation).id,
[:visible_relation])
relation.id,
[relation_with_relation, second_relation])
end
def check_relations_for_element(method, type, id, expected_relations)
@ -96,10 +140,11 @@ class RelationControllerTest < ActionController::TestCase
# we should have only the expected number of relations
assert_select "osm>relation", expected_relations.size
# and each of them should contain the node we originally searched for
expected_relations.each do |r|
relation_id = current_relations(r).id
assert_select "osm>relation[id='#{relation_id}']>member[type='#{type}'][ref='#{id}']", 1
# and each of them should contain the element we originally searched for
expected_relations.each do |relation|
# The relation should appear once, but the element could appear multiple times
assert_select "osm>relation[id='#{relation.id}']", 1
assert_select "osm>relation[id='#{relation.id}']>member[type='#{type}'][ref='#{id}']"
end
end