def test_limit(self):
# - LIMIT, no offset
# - LIMIT, with offset
q = AQLQuery(collection="user")
q.iter("u")\
.limit(10)
assert_equal(
CLEANUP(q.build_query()),
CLEANUP("""
FOR u IN user
LIMIT 10
RETURN u
"""))
q = AQLQuery(collection="user")
q.iter("u")\
.limit(10, offset=100)
assert_equal(
CLEANUP(q.build_query()),
CLEANUP("""
FOR u IN user
LIMIT 100, 10
RETURN u
"""))
def test_sort(self):
q = AQLQuery(collection="user")
q.iter("u")\
.sort("u.email DESC", "u.name")
assert_equal(
CLEANUP(q.build_query()),
CLEANUP("""
FOR u IN user
SORT u.email DESC, u.name
RETURN u
"""))
def test_filter_expr(self):
q = AQLQuery(collection="user")
q.iter("u")\
.filter("u.age >= 18 && u.name != ''")\
.filter("u.email.length > 10")\
.result(name="u.name", email="email")\
assert_equal(
CLEANUP(q.build_query()),
CLEANUP("""
FOR u IN user
FILTER u.age >= 18 && u.name != ''
FILTER u.email.length > 10
RETURN {"email": email, "name": u.name}
"""))
def test_field_names(self):
q1 = AQLQuery()
q1.iter("user")\
.over("users")\
.result(
fields={
"user-first-name": "user.first_name",
"user-last-name": "user.last_name",
"user*age": "user['*age']"
})
assert_equal(
CLEANUP(q1.build_query()),
CLEANUP(u"""
FOR user IN users RETURN
{"user*age": user[\'*age\'],
"user-first-name": user.first_name,
"user-last-name": user.last_name
}
"""))
def test_simple(self):
q = AQLQuery(collection="user", no_cache=True)
assert_equal(
CLEANUP(q.build_query()),
"FOR obj IN user RETURN obj")
assert_equal(
CLEANUP(q.over("user").build_query()),
"FOR obj IN user RETURN obj")
assert_equal(
CLEANUP(q.iter("u").over("user").build_query()),
"FOR u IN user RETURN u")
assert_equal(
CLEANUP(q.iter("usr").over("user").build_query()),
"FOR usr IN user RETURN usr")
assert_equal(
CLEANUP(q.iter("usr")
.over("user")
.result("usr").build_query()),
"FOR usr IN user RETURN usr")
def test_let_subquery_expr(self):
m = AQLQuery(collection="memberships")
c = AQLQuery(collection="memberships")
q = AQLQuery(collection="user")
q.let("membership", m.iter("m1").result(
within="m1.within",
count=F.LENGTH(c.iter("m")
.result(groups="m.groups"))))\
.result(name="obj.name", email="obj.email")
assert_equal(
CLEANUP(q.build_query()),
CLEANUP(u"""
FOR obj IN user
LET membership = (
FOR m1 IN memberships
RETURN {"count": LENGTH(
FOR m IN memberships
RETURN
{"groups": m.groups} ),
"within": m1.within} )
RETURN {"email": obj.email, "name": obj.name}
"""))
def test_collect_expr(self):
q1 = AQLQuery(collection="user")
q2 = AQLQuery(collection="user")
q3 = AQLQuery(collection="user")
q1.iter("u")\
.collect("emails", "u.email")\
.result(u="u", emails="emails")\
assert_equal(
CLEANUP(q1.build_query()),
CLEANUP(u"""
FOR u IN user
COLLECT emails = u.email
RETURN {"emails": emails, "u": u}
"""))
q2.iter("u")\
.collect("emails", "u.email", into="g")\
.result(u="u", g="g")\
assert_equal(
CLEANUP(q2.build_query()),
CLEANUP(u"""
FOR u IN user
COLLECT emails = u.email INTO g
RETURN {"g": g, "u": u}
"""))
sq = AQLQuery(collection="members")
q3.iter("u")\
.collect("emails", "u.email", into="g")\
.result(u="u", g=F.MAX(sq.iter("c").over("g")))
assert_equal(
CLEANUP(q3.build_query()),
CLEANUP(u"""
FOR u IN user
COLLECT emails = u.email INTO g
RETURN {
"g": MAX(
FOR c IN g RETURN c
),
"u": u
}
"""))