quickchart-python/tests.py at master · typpo/quickchart-python · GitHub

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importos
importunittest
fromdatetimeimportdatetime

fromquickchartimportQuickChart, QuickChartFunction

# Network-dependent tests hit the live quickchart.io service. They are skipped
# by default so the rest of the suite stays deterministic and offline-friendly.
# Set QUICKCHART_NETWORK_TESTS=1 to opt in.
RUN_NETWORK_TESTS=os.environ.get("QUICKCHART_NETWORK_TESTS") =="1"


classTestQuickChart(unittest.TestCase):
deftest_simple(self):
qc=QuickChart()
qc.width=600
qc.height=300
qc.device_pixel_ratio=2.0
qc.config= {
"type": "bar",
"data": {
"labels": ["Hello world", "Test"],
"datasets": [{"label": "Foo", "data": [1, 2]}],
 },
 }

url=qc.get_url()
self.assertIn("w=600", url)
self.assertIn("h=300", url)
self.assertIn("devicePixelRatio=2", url)
self.assertIn("Hello+world", url)

deftest_version(self):
qc=QuickChart()
qc.version="3.4.0"
qc.config= {
"type": "bar",
"data": {
"labels": ["Hello world", "Test"],
"datasets": [{"label": "Foo", "data": [1, 2]}],
 },
 }

url=qc.get_url()
self.assertIn("v=3.4.0", url)

deftest_no_chart(self):
qc=QuickChart()
qc.width=600
qc.height=300
qc.device_pixel_ratio=2.0

self.assertRaises(RuntimeError, qc.get_url)

@unittest.skipUnless(RUN_NETWORK_TESTS, "set QUICKCHART_NETWORK_TESTS=1 to run")
deftest_get_bytes(self):
qc=QuickChart()
qc.width=600
qc.height=300
qc.config= {
"type": "bar",
"data": {
"labels": ["Hello world", "Test"],
"datasets": [{"label": "Foo", "data": [1, 2]}],
 },
 }
self.assertTrue(len(qc.get_bytes()) >8000)

deftest_with_function_and_dates(self):
qc=QuickChart()
qc.config= {
"type": "bar",
"data": {
"labels": [datetime(2020, 1, 15), datetime(2021, 1, 15)],
"datasets": [{"label": "Foo", "data": [1, 2]}],
 },
"options": {
"scales": {
"yAxes": [
 {
"ticks": {
"callback": QuickChartFunction('(val) => val + "k"')
 }
 }
 ],
"xAxes": [
 {
"ticks": {
"callback": QuickChartFunction('(val) => "$" + val')
 }
 }
 ],
 }
 },
 }

url=qc.get_url()
self.assertIn(
"7B%22ticks%22%3A%7B%22callback%22%3A%28val%29+%3D%3E+%22%24%22+%2B+val%7D%7D%5D%7D%7D%7D",
url,
 )
self.assertIn("2020-01-15T00%3A00%3A00", url)


if__name__=="__main__":
unittest.main()