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chewbranca pushed a commit to branch elixir-suite
in repository https://gitbox.apache.org/repos/asf/couchdb.git
commit fba7e88ab929c53e921d77c76a62de417bf92389
Author: Paul J. Davis <paul.joseph.davis@gmail.com>
AuthorDate: Wed Dec 6 18:29:21 2017 -0600
Port uuids.js to Elixir
---
elixir_suite/test/uuids_test.exs | 100 +++++++++++++++++++++++++++++++++++++++
1 file changed, 100 insertions(+)
diff --git a/elixir_suite/test/uuids_test.exs b/elixir_suite/test/uuids_test.exs
new file mode 100644
index 0000000..3e18e4a
--- /dev/null
+++ b/elixir_suite/test/uuids_test.exs
@@ -0,0 +1,100 @@
+defmodule UUIDsTest do
+ use CouchTestCase
+
+ @moduletag :config
+
+ @moduledoc """
+ Test CouchDB UUIDs API
+ This is a port of the uuids.js suite
+ """
+
+ test "cache busting headers are set" do
+ resp = Couch.get("/_uuids")
+ assert resp.status_code == 200
+ assert Regex.match?(~r/no-cache/, resp.headers["Cache-Control"])
+ assert resp.headers["Pragma"] == "no-cache"
+ assert String.length(resp.headers["ETag"]) > 0
+ end
+
+ test "can return single uuid" do
+ resp = Couch.get("/_uuids")
+ assert resp.status_code == 200
+ [uuid1] = resp.body["uuids"]
+
+ resp = Couch.get("/_uuids", query: %{:count => 1})
+ assert resp.status_code == 200
+ [uuid2] = resp.body["uuids"]
+
+ assert uuid1 != uuid2
+ end
+
+ test "no duplicates in 1,000 UUIDs" do
+ resp = Couch.get("/_uuids", query: %{:count => 1000})
+ assert resp.status_code == 200
+ uuids = resp.body["uuids"]
+
+ assert length(Enum.uniq(uuids)) == length(uuids)
+ end
+
+ test "Method Not Allowed error on POST" do
+ resp = Couch.post("/_uuids", query: %{:count => 1000})
+ assert resp.status_code == 405
+ end
+
+ test "Bad Request error when exceeding max UUID count" do
+ resp = Couch.get("/_uuids", query: %{:count => 1001})
+ assert resp.status_code == 400
+ end
+
+ @tag config: [
+ {"uuids", "algorithm", "sequential"}
+ ]
+ test "sequential uuids are sequential" do
+ resp = Couch.get("/_uuids", query: %{:count => 1000})
+ assert resp.status_code == 200
+ [uuid | rest_uuids] = resp.body["uuids"]
+
+ assert String.length(uuid) == 32
+ Enum.reduce(rest_uuids, uuid, fn curr, acc ->
+ assert String.length(curr) == 32
+ assert acc < curr
+ curr
+ end)
+ end
+
+ @tag config: [
+ {"uuids", "algorithm", "utc_random"}
+ ]
+ test "utc_random uuids are roughly random" do
+ resp = Couch.get("/_uuids", query: %{:count => 1000})
+ assert resp.status_code == 200
+ uuids = resp.body["uuids"]
+
+ assert String.length(Enum.at(uuids, 1)) == 32
+
+ # Assert no collisions
+ assert length(Enum.uniq(uuids)) == length(uuids)
+
+ # Assert rough ordering of UUIDs
+ u1 = String.slice(Enum.at(uuids, 1), 0..13)
+ u2 = String.slice(Enum.at(uuids, -1), 0..13)
+ assert u1 < u2
+ end
+
+ @tag config: [
+ {"uuids", "algorithm", "utc_id"},
+ {"uuids", "utc_id_suffix", "frog"}
+ ]
+ test "utc_id uuids are correct" do
+ resp = Couch.get("/_uuids", query: %{:count => 10})
+ assert resp.status_code == 200
+ [uuid | rest_uuids] = resp.body["uuids"]
+
+ Enum.reduce(rest_uuids, uuid, fn curr, acc ->
+ assert String.length(curr) == 14 + String.length("frog")
+ assert String.slice(curr, 14..-1) == "frog"
+ assert curr > acc
+ curr
+ end)
+ end
+end
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