def run(self, stream):
jq = JQ()
jq.compile(self.text)
for item in stream:
jq.write(item)
for result in jq:
yield result
def test_can_pass_data_through():
jq = JQ()
jq.compile(".")
jq.write(1)
assert list(jq) == [1]
jq.write(2)
assert list(jq) == [2]
assert list(jq) == []
def test_can_resume_iteration():
jq = JQ()
jq.compile(".[]")
jq.write([1, 2, 3, 4])
for i in jq:
assert i == 1
break
jq.write([5, 6])
assert list(jq) == [2, 3, 4, 5, 6]
def test_multiple_jq_are_independent():
jq1 = JQ()
jq2 = JQ()
with pytest.raises(JQParseError):
jq1.compile(".}")
jq3 = JQ()
jq2.compile(".")
jq3.compile(".foo")
jq2.write("foo")
jq2.write(1)
jq3.write({"foo": 10})
assert list(jq2) == ["foo", 1]
assert list(jq3) == [10]
def test_errors_on_incompatible_data_type():
jq = JQ()
jq.compile(".foo")
with pytest.raises(JQError) as excinfo:
jq.write(1)
assert "Cannot index number with string" in excinfo.exconly()
def test_raises_on_bad_json():
jq = JQ()
jq.compile(".")
with pytest.raises(JQError):
jq.write_string("{11., ]")
def test_can_select_fields():
jq = JQ()
jq.compile(".foo")
r = range(10) + ["foo", "bar"]
for v in r:
jq.write({"foo": v})
def test_can_pass_multiple_values_through():
jq = JQ()
jq.compile(".")
jq.write(1)
jq.write(1)
assert list(jq) == [1, 1]