;; Copyright 2016 Mozilla
;;
;; Licensed under the Apache License, Version 2.0 (the "License"); you may not use
;; this file except in compliance with the License. You may obtain a copy of the
;; License at http://www.apache.org/licenses/LICENSE-2.0
;; Unless required by applicable law or agreed to in writing, software distributed
;; under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
;; CONDITIONS OF ANY KIND, either express or implied. See the License for the
;; specific language governing permissions and limitations under the License.

;;
;; These tests are disabled for the moment -- they depend on
;; having a particular places.sqlite.
;;
;; Issue #108 tracks removing this code from Datomish itself.
;;

(ns datomish.places.importer-test
  #?(:cljs
     (:require-macros
      [datomish.pair-chan :refer [go-pair <?]]
      [datomish.node-tempfile-macros :refer [with-tempfile]]
      [cljs.core.async.macros :as a :refer [go]]))
  (:require
   [datomish.tufte-stub :as tufte
    #?(:cljs :refer-macros :clj :refer) [p profile]]
   [datomish.api :as d]
   [datomish.places.importer :as pi]
   [datomish.util :as util #?(:cljs :refer-macros :clj :refer) [raise cond-let]]
   [datomish.sqlite :as s]
   #?@(:clj [[datomish.jdbc-sqlite]
             [datomish.pair-chan :refer [go-pair <?]]
             [tempfile.core :refer [tempfile with-tempfile]]
             [datomish.test-macros :refer [deftest-async]]
             [clojure.test :as t :refer [is are deftest testing]]
             [clojure.core.async :refer [go <! >!]]])
   #?@(:cljs [[datomish.js-sqlite]
              [datomish.pair-chan]
              [datomish.test-macros :refer-macros [deftest-async]]
              [datomish.node-tempfile :refer [tempfile]]
              [cljs.test :as t :refer-macros [is are deftest testing async]]
              [cljs.core.async :as a :refer [<! >!]]])))

#?(:cljs
   (def Throwable js/Error))

(tufte/add-basic-println-handler! {})

#_
(deftest-async test-import
  (with-tempfile [t (tempfile)]
    (let [places (<? (s/<sqlite-connection "/tmp/places.sqlite"))
          conn (<? (d/<connect t))]
      (try
        (let [report    (profile {:dynamic? true} (<? (pi/import-places conn places)))]

          (is (= nil (count (:tx-data report)))))
        (finally
          (<? (d/<close conn)))))))

#_
(deftest-async test-import-repeat
  ;; Repeated import is worst possible for the big joins to find datoms that already exist, because
  ;; *every* datom added in the first import will match in the second.
  (with-tempfile [t (tempfile)]
    (let [places (<? (s/<sqlite-connection "/tmp/places.sqlite"))
          conn (<? (d/<connect t))]
      (try
        (let [report0   (<? (pi/import-places conn places))
              report    (profile {:dynamic? true} (<? (pi/import-places conn places)))]

          (is (= nil (count (:tx-data report)))))

        (finally
          (<? (d/<close conn)))))))

#_
(defn <?? [pair-chan]
  (datomish.pair-chan/consume-pair (clojure.core.async/<!! pair-chan)))

#_ [
    (def places (<?? (s/<sqlite-connection "/tmp/places.sqlite")))
    (def conn (<?? (d/<connect "/tmp/testkb.sqlite")))
    (def tx0 (:tx (<?? (d/<transact! conn places-schema-fragment))))

    (tufte/add-basic-println-handler! {})
    (def report (profile {:dynamic? true} (<?? (pi/import conn places))))

    ;; Empty:
    ;; "Elapsed time: 5451.610551 msecs"
    ;; Reimport:
    ;; "Elapsed time: 25600.358881 msecs"

    ]