Merge branch 'master' into feature/extend_generic_tagger_to_s3

tests/test_s3/test_s3.py

@@ -14,6 +14,7 @@ from io import BytesIO
 import mimetypes
 import zlib
 import pickle
+import uuid
 
 import json
 import boto
@@ -4424,3 +4425,41 @@ def test_s3_config_dict():
     assert not logging_bucket["supplementaryConfiguration"].get(
         "BucketTaggingConfiguration"
     )
+
+
+@mock_s3
+def test_creating_presigned_post():
+    bucket = "presigned-test"
+    s3 = boto3.client("s3", region_name="us-east-1")
+    s3.create_bucket(Bucket=bucket)
+    success_url = "http://localhost/completed"
+    fdata = b"test data\n"
+    file_uid = uuid.uuid4()
+    conditions = [
+        {"Content-Type": "text/plain"},
+        {"x-amz-server-side-encryption": "AES256"},
+        {"success_action_redirect": success_url},
+    ]
+    conditions.append(["content-length-range", 1, 30])
+    data = s3.generate_presigned_post(
+        Bucket=bucket,
+        Key="{file_uid}.txt".format(file_uid=file_uid),
+        Fields={
+            "content-type": "text/plain",
+            "success_action_redirect": success_url,
+            "x-amz-server-side-encryption": "AES256",
+        },
+        Conditions=conditions,
+        ExpiresIn=1000,
+    )
+    resp = requests.post(
+        data["url"], data=data["fields"], files={"file": fdata}, allow_redirects=False
+    )
+    assert resp.headers["Location"] == success_url
+    assert resp.status_code == 303
+    assert (
+        s3.get_object(Bucket=bucket, Key="{file_uid}.txt".format(file_uid=file_uid))[
+            "Body"
+        ].read()
+        == fdata
+    )