feat(abtests): add test case

Author: febeck

tests/CTS/requests/abtesting/scheduleABTest.json

@@ -0,0 +1,39 @@
+[
+  {
+    "testName": "scheduleABTest with minimal parameters",
+    "parameters": {
+      "endAt": "2022-12-31T00:00:00.000Z",
+      "scheduledAt": "2022-11-31T00:00:00.000Z",
+      "name": "myABTest",
+      "variants": [
+        {
+          "index": "AB_TEST_1",
+          "trafficPercentage": 30
+        },
+        {
+          "index": "AB_TEST_2",
+          "trafficPercentage": 50
+        }
+      ]
+    },
+    "request": {
+      "path": "/2/abtests",
+      "method": "POST",
+      "body": {
+        "endAt": "2022-12-31T00:00:00.000Z",
+        "scheduledAt": "2022-11-31T00:00:00.000Z",
+        "name": "myABTest",
+        "variants": [
+          {
+            "index": "AB_TEST_1",
+            "trafficPercentage": 30
+          },
+          {
+            "index": "AB_TEST_2",
+            "trafficPercentage": 50
+          }
+        ]
+      }
+    }
+  }
+]