add a non macro alternative

main/src/data_test.clj

@@ -15,27 +15,22 @@
 ; limitations under the License.
 (ns data-test
   (:require
-   [clojure.java.io :as io]
    [clojure.test :as ct]
    [schema.core :as s]
-   [aero.core :as aero]))
+   [data-test.runner :as runner]))
 
-;TODO: replace schema with spec
-(def TestDataSet
-  {:input s/Any
-   :expectation s/Any})
-
-(defn read-data
-  [resource-url]
-  (aero/read-config resource-url))
+(s/defn test-with-data 
+  [test-name :- s/Keyword]
+  (runner/run-test (runner/create-test-runner test-name)))
 
 (defmacro defdatatest [name & body]
-  `(do
-      (ct/deftest ~name
-        ;TODO-1: bring macro to work
-        ;TODO-2: crate filename out of package/namespace/test-name.edn
-        ;TODO-3: enable more than one test-data-set with optional infix .##
-        (let [testdata (sut/read-data
-                        (io/resource "data_test_test/should-test-with-data-macro-version.edn"))
-              {:keys [input expectation]} testdata]
-          ~body))))
+  '(do
+    (clojure.test/deftest ~name
+      ;TODO-1: bring macro to work
+      ;TODO-2: crate filename out of package/namespace/test-name.edn
+      ;TODO-3: enable more than one test-data-set with optional infix .##
+      (let [testdata (data-test/read-data
+                      (clojure.java.io/resource 
+                       "data_test_test/should-test-with-data-macro-version.edn"))
+            {:keys [input expectation]} testdata]
+        ~@body))))

main/src/data_test/runner.clj

@@ -0,0 +1,74 @@
+; Licensed to the Apache Software Foundation (ASF) under one
+; or more contributor license agreements. See the NOTICE file
+; distributed with this work for additional information
+; regarding copyright ownership. The ASF licenses this file
+; to you 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.
+(ns data-test.runner
+  (:require
+   [clojure.java.io :as io]
+   [clojure.string :as str]
+   [schema.core :as s]
+   [aero.core :as aero]))
+
+;TODO: replace schema with spec
+(def TestDataSet
+  {:input s/Any
+   :expectation s/Any})
+
+(s/defrecord TestRunner [name :- s/Keyword]
+  Object
+  (toString [_] (str "TestRunner: " (:name _) "]")))
+
+(defprotocol RunTest
+  "Protocol for data driven tests"
+  (run-test [dda-test])
+  (name-prefix [dda-test]))
+
+(s/defn dispatch-by-name :- s/Keyword
+  "Dispatcher for data-tests."
+  [runner :- TestRunner
+   input :- s/Any
+   expectation :- s/Any]
+  (:name runner))
+
+(defmulti data-test
+  "Multimethod for data-test."
+  dispatch-by-name)
+
+(s/defn read-data :- TestDataSet
+  [resource-url :- s/Str]
+  (aero/read-config resource-url))
+
+(s/defn data-file-prefix :- s/Str
+  [runner :- TestRunner]
+  (let [name-key (:name runner)]
+    (str/replace
+      (str/replace (str (namespace name-key) "/" (name name-key))
+                   #"-" "_")
+      #"\." "/")))
+
+(extend-type TestRunner
+  RunTest
+  (name-prefix [_]
+    (data-file-prefix _))
+  (run-test [_]
+            (println (data-file-prefix _))
+            (let [testdata (read-data
+                            (io/resource "data_test_test/should-test-with-data-record-version.edn"))
+                             ;(str (data-file-prefix _) ".edn")))
+                  {:keys [input expectation]} testdata]
+              (data-test _ input expectation))))
+
+(defn create-test-runner 
+  [test-name]
+  (->TestRunner test-name))

test/resources/data_test_test/should-test-with-data-record-version.edn

@@ -0,0 +1,2 @@
+{:input 1
+ :expectation 1}

test/src/data_test/runner_test.clj

@@ -0,0 +1,40 @@
+; Licensed to the Apache Software Foundation (ASF) under one
+; or more contributor license agreements. See the NOTICE file
+; distributed with this work for additional information
+; regarding copyright ownership. The ASF licenses this file
+; to you 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.
+(ns data-test.runner-test
+  (:require
+   [clojure.java.io :as io]
+   [clojure.test :refer :all]
+   [schema.core :as s]
+   [data-test.runner :as sut]))
+
+(deftest should-read-data
+  (is (= {:simple "test"}
+         (sut/read-data (io/resource "simple_aero.edn"))))
+  (is (= {:to-be-refernced "ref-test", :key1 "ref-test", :key2 "ref-test"}
+         (sut/read-data (io/resource "tagged_aero.edn"))))
+  )
+
+(deftest should-calculate-data-file-prefix
+  (is (= "data_test/runner_test/test_it"
+         (sut/data-file-prefix (sut/create-test-runner ::test-it)))))
+
+(s/defmethod sut/data-test ::test-it
+  [_ input :- s/Any expectation :- s/Any]
+  "my-result")
+
+(deftest should-reslove-multimethod
+  (is (= "my-result"
+         (sut/data-test (sut/create-test-runner ::test-it) nil nil))))

test/src/data_test_test.clj

@@ -15,26 +15,25 @@
 ; limitations under the License.
 (ns data-test-test
   (:require
-   [clojure.java.io :as io]
    [clojure.test :refer :all]
+   [clojure.java.io :as io]
+   [schema.core :as s]
+   [data-test.runner :as runner]
    [data-test :as sut]))
 
-(deftest should-read-data
-  (is (= {:simple "test"}
-         (sut/read-data (io/resource "simple_aero.edn"))))
-  (is (= {:to-be-refernced "ref-test", :key1 "ref-test", :key2 "ref-test"}
-         (sut/read-data (io/resource "tagged_aero.edn"))))
-  )
-
 (deftest should-test-with-data-explicit-version
-  (let [testdata (sut/read-data (io/resource "data_test_test/should-test-with-data-explicit-version.edn"))
+  (let [testdata (runner/read-data (io/resource "data_test_test/should-test-with-data-explicit-version.edn"))
         {:keys [input expectation]} testdata]
     (is (= expectation
            input))))
 
-(sut/defdatatest should-test-with-data-macro-version
-  (is (= expectation
-         input)))
+(s/defmethod runner/data-test ::should-test-with-data-record-version
+  [_ input :- s/Any expectation :- s/Any]
+  (= expectation
+     input))
 
+(deftest should-test-with-data-record-version
+  (is (sut/test-with-data ::should-test-with-data-record-version)))
 
-  
+;;(macroexpand '(sut/defdatatest should-test-with-data-macro-version
+;;                (is ture)))