1 files changed, 22 insertions, 0 deletions
diff --git a/spec/util_uuid_spec.lua b/spec/util_uuid_spec.lua
index 46400d00..7157d0ec 100644
--- a/spec/util_uuid_spec.lua
+++ b/spec/util_uuid_spec.lua
@@ -20,6 +20,28 @@ describe("util.uuid", function()
 			for _ = 1, 100 do
 				assert.is_string(uuid.generate():match(pattern));
 			end
+
+			assert.truthy(uuid.generate() ~= uuid.generate(), "does not generate the same UUIDv4 twice")
+		end);
+	end);
+	describe("#v7", function()
+		it("should also follow the UUID pattern", function()
+			local pattern = "^" .. table.concat({
+					string.rep("%x", 8),
+					string.rep("%x", 4),
+					"7" .. -- version
+					string.rep("%x", 3),
+					"[89ab]" .. -- reserved bits of 1 and 0
+					string.rep("%x", 3),
+					string.rep("%x", 12),
+				}, "%-") .. "$";
+
+			local one = uuid.v7(); -- one before the loop to ensure some time passes
+			for _ = 1, 100 do
+				assert.is_string(uuid.v7():match(pattern));
+			end
+			-- one after the loop when some time should have passed
+			assert.truthy(one < uuid.v7(), "should be ordererd")
 		end);
 	end);
 end);