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How to use render_velocity_template method in localstack

Best Python code snippet using localstack_python

test_templating.py

Source:test_templating.py

...25class TestMessageTransformation(unittest.TestCase):26    def test_array_size(self):27        template = "#set($list = $input.path('$.records')) $list.size()"28        context = {"records": [{"data": {"foo": "bar1"}}, {"data": {"foo": "bar2"}}]}29        result = render_velocity_template(template, context)30        self.assertEqual(" 2", result)31        result = render_velocity_template(template, json.dumps(context))32        self.assertEqual(" 2", result)33    def test_message_transformation(self):34        template = APIGATEWAY_TRANSFORMATION_TEMPLATE35        records = [36            {"data": {"foo": "foo1", "bar": "bar2"}},37            {"data": {"foo": "foo1", "bar": "bar2"}, "partitionKey": "key123"},38        ]39        context = {"records": records}40        def do_test(context):41            result = render_velocity_template(template, context, as_json=True)42            result_decoded = json.loads(to_str(base64.b64decode(result["Records"][0]["Data"])))43            self.assertEqual(records[0]["data"], result_decoded)44            self.assertGreater(len(result["Records"][0]["PartitionKey"]), 0)45            self.assertEqual("key123", result["Records"][1]["PartitionKey"])46        # try rendering the template47        do_test(context)48        # try again with context as string49        do_test(json.dumps(context))50        # test with empty array51        records = []52        context = {"records": records}53        # try rendering the template54        result = render_velocity_template(template, context, as_json=True)55        self.assertEqual([], result["Records"])56    def test_array_in_set_expr(self):57        template = "#set ($bar = $input.path('$.foo')[1]) \n $bar"58        context = {"foo": ["e1", "e2", "e3", "e4"]}59        result = render_velocity_template(template, context).strip()60        self.assertEqual("e2", result)61        template = "#set ($bar = $input.path('$.foo')[1][1][1]) $bar"62        context = {"foo": [["e1"], ["e2", ["e3", "e4"]]]}63        result = render_velocity_template(template, context).strip()64        self.assertEqual("e4", result)65    def test_string_methods(self):66        context = {"foo": {"bar": "BAZ baz"}}67        template1 = "${foo.bar.strip().lower().replace(' ','-')}"68        template2 = "${foo.bar.trim().toLowerCase().replace(' ','-')}"69        for template in [template1, template2]:70            result = render_velocity_template(template, {}, variables=context)71            self.assertEqual("baz-baz", result)72    def test_render_urlencoded_string_data(self):73        template = "MessageBody=$util.base64Encode($input.json('$'))"74        result = render_velocity_template(template, b'{"spam": "eggs"}')...

test_message_transformation.py

Source:test_message_transformation.py

...29        }, {30            'data': {'foo': 'bar2'}31        }]32    }33    result = render_velocity_template(template, context)34    assert(result == ' 2')35    result = render_velocity_template(template, json.dumps(context))36    assert(result == ' 2')37def test_message_transformation():38    template = APIGATEWAY_TRANSFORMATION_TEMPLATE39    records = [40        {41            'data': {42                'foo': 'foo1',43                'bar': 'bar2'44            }45        },46        {47            'data': {48                'foo': 'foo1',49                'bar': 'bar2'50            },51            'partitionKey': 'key123'52        }53    ]54    context = {55        'records': records56    }57    # try rendering the template58    result = render_velocity_template(template, context, as_json=True)59    result_decoded = json.loads(to_str(base64.b64decode(result['Records'][0]['Data'])))60    assert result_decoded == records[0]['data']61    assert len(result['Records'][0]['PartitionKey']) > 062    assert result['Records'][1]['PartitionKey'] == 'key123'63    # try again with context as string64    context = json.dumps(context)65    result = render_velocity_template(template, context, as_json=True)66    result_decoded = json.loads(to_str(base64.b64decode(result['Records'][0]['Data'])))67    assert result_decoded == records[0]['data']68    assert len(result['Records'][0]['PartitionKey']) > 069    assert result['Records'][1]['PartitionKey'] == 'key123'70    # test with empty array71    records = []72    context = {73        'records': records74    }75    # try rendering the template76    result = render_velocity_template(template, context, as_json=True)...

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