From 31748856f90ce77c304d5acdde84c25b4688d407 Mon Sep 17 00:00:00 2001
From: Stuart Sierra <mail@stuartsierra.com>
Date: Thu, 11 Feb 2010 17:10:16 -0500
Subject: Add test_properties.clj from old test_java.clj

---
 .../clojure/clojure/contrib/test_properties.clj    | 62 ++++++++++++++++++++++
 1 file changed, 62 insertions(+)
 create mode 100644 src/test/clojure/clojure/contrib/test_properties.clj

diff --git a/src/test/clojure/clojure/contrib/test_properties.clj b/src/test/clojure/clojure/contrib/test_properties.clj
new file mode 100644
index 00000000..0b9b8179
--- /dev/null
+++ b/src/test/clojure/clojure/contrib/test_properties.clj
@@ -0,0 +1,62 @@
+(ns clojure.contrib.test-properties
+  (:use clojure.test clojure.contrib.properties
+        [clojure.contrib.io :only (spit)])
+  (:import (java.util Properties)
+           (java.io File)))
+
+(deftest test-get-system-property
+  (testing "works the same with keywords, symbols, and strings"
+    (is (= (get-system-property "java.home") (get-system-property 'java.home)))
+    (is (= (get-system-property "java.home") (get-system-property :java.home))))
+  (testing "treats second arg as default"
+    (is (= "default" (get-system-property "testing.test-system-property" "default"))))
+  (testing "returns nil for missing properties"
+    (is (nil? (get-system-property "testing.test-system-property")))))
+
+(deftest test-set-system-properties 
+  (testing "set and then unset a property using keywords"
+           (let [propname :clojure.contrib.java.test-set-system-properties]
+             (is (nil? (get-system-property propname)))
+             (set-system-properties {propname :foo})
+             (is (= "foo") (get-system-property propname))
+             (set-system-properties {propname nil})
+             (is (nil? (get-system-property propname))))))
+
+(deftest test-with-system-properties
+  (let [propname :clojure.contrib.java.test-with-system-properties]
+    (testing "sets a property only for the duration of a block"
+      (is (= "foo" 
+	     (with-system-properties {propname "foo"}
+	       (get-system-property propname))))
+      (is (nil? (get-system-property propname)))))
+  (testing "leaves other properties alone"
+    ; TODO: write this test better, using a properties -> map function
+    (let [propname :clojure.contrib.java.test-with-system-properties
+          propcount (count (System/getProperties))]
+      (with-system-properties {propname "foo"}
+        (is (= (inc propcount) (count (System/getProperties)))))
+      (is (= propcount (count (System/getProperties)))))))
+
+(deftest test-as-properties
+  (let [expected (doto (Properties.)
+		   (.setProperty "a" "b")
+		   (.setProperty "c" "d"))]
+    (testing "with a map"
+      (is (= expected
+	     (as-properties {:a "b" :c "d"}))))
+    (testing "with a sequence of pairs"
+      (is (= expected
+	     (as-properties [[:a :b] [:c :d]]))))))
+
+(deftest test-read-properties
+  (let [f (File/createTempFile "test" "properties")]
+    (spit f "a=b\nc=d")
+    (is (= {"a" "b" "c" "d"}
+	   (read-properties f)))))
+	   
+(deftest test-write-properties
+  (let [f (File/createTempFile "test" "properties")]
+    (write-properties [['a 'b] ['c 'd]] f)
+    (is (= {"a" "b" "c" "d"}
+	   (read-properties f)))))
+	   
-- 
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