Remove dummy leiningen.core namespace.

test/leiningen/core.clj

@@ -1,4 +0,0 @@
-(ns leiningen.core
-  "Just to allow the bloody old tests to compile.")
-
-(declare read-project defproject abort project repositories-for default-repos)

test/leiningen/test/jar.clj

@@ -1,7 +1,6 @@
 (ns leiningen.test.jar
   (:require [clojure.java.io :as io])
   (:use [clojure.test]
-        [leiningen.core :only [defproject read-project]]
         [leiningen.jar]
         [leiningen.core.eval :only [platform-nullsink]]
         [leiningen.test.helper :only [tricky-name-project sample-failing-project

test/leiningen/test/javac.clj

@@ -2,7 +2,6 @@
   (:use [clojure.test]
         [clojure.java.io :only [file]]
         [leiningen.javac :only [javac]]
-        [leiningen.core :only [read-project defproject]]
         [leiningen.test.helper :only [delete-file-recursively
                                       #_dev-deps-project]]))
 

test/leiningen/test/test.clj

@@ -2,7 +2,8 @@
   (:refer-clojure :exclude [test])
   (:use [clojure.test]
         [leiningen.test]
-        [leiningen.test.helper :only [tmp-dir sample-no-aot-project]]))
+        [leiningen.test.helper :only [tmp-dir sample-no-aot-project]])
+  (:require [clojure.java.io :as io]))
 
 (use-fixtures :each
               (fn [f]
@@ -10,9 +11,11 @@
                 (.delete (java.io.File. tmp-dir "lein-test-ran"))))
 
 (defn ran? [& expected]
-  (= (set expected)
-     (set (for [ran (.split (slurp (format "%s/lein-test-ran" tmp-dir)) "\n")]
-            (read-string ran)))))
+  (let [ran-file (io/file tmp-dir "lein-test-ran")]
+    (and (.exists ran-file)
+         (= (set expected)
+            (set (for [ran (.split (slurp ran-file) "\n")]
+                   (read-string ran)))))))
 
 (deftest test-project-selectors
   (is (= [:default :integration :int2 :no-custom]