diff --git a/test/pickBy/pickBy.test.js b/test/pickBy/pickBy.test.js
index 5fc44a26e..523ed0bdd 100644
--- a/test/pickBy/pickBy.test.js
+++ b/test/pickBy/pickBy.test.js
@@ -5,9 +5,10 @@ test('Testing pickBy', (t) => {
   //For more information on all the methods supported by tape
   //Please go to https://github.com/substack/tape
   t.true(typeof pickBy === 'function', 'pickBy is a Function');
+  t.deepEqual(pickBy({ a: 1, b: '2', c: 3 }, x => typeof x === 'number'), { 'a': 1, 'c': 3 }, 'Creates an object composed of the properties the given function returns truthy for.');
   //t.deepEqual(pickBy(args..), 'Expected');
   //t.equal(pickBy(args..), 'Expected');
   //t.false(pickBy(args..), 'Expected');
   //t.throws(pickBy(args..), 'Expected');
   t.end();
-});
\ No newline at end of file
+});
diff --git a/test/rearg/rearg.test.js b/test/rearg/rearg.test.js
index 9139d3f64..781b5c5a0 100644
--- a/test/rearg/rearg.test.js
+++ b/test/rearg/rearg.test.js
@@ -5,9 +5,16 @@ test('Testing rearg', (t) => {
   //For more information on all the methods supported by tape
   //Please go to https://github.com/substack/tape
   t.true(typeof rearg === 'function', 'rearg is a Function');
+  var rearged = rearg(
+    function(a, b, c) {
+      return [a, b, c];
+    },
+    [2, 0, 1]
+  );
+  t.deepEqual(rearged('b', 'c', 'a'), ['a', 'b', 'c'], 'Reorders arguments in invoked function');
   //t.deepEqual(rearg(args..), 'Expected');
   //t.equal(rearg(args..), 'Expected');
   //t.false(rearg(args..), 'Expected');
   //t.throws(rearg(args..), 'Expected');
   t.end();
-});
\ No newline at end of file
+});
diff --git a/test/testlog b/test/testlog
index 4e3434342..58aa6bc37 100644
--- a/test/testlog
+++ b/test/testlog
@@ -1,4 +1,4 @@
-Test log for: Sun Feb 04 2018 16:54:16 GMT+0200 (GTB Standard Time)
+Test log for: Sun Feb 04 2018 16:57:01 GMT+0200 (GTB Standard Time)
 
 > 30-seconds-of-code@0.0.1 test G:\My Files\git Repositories\30-seconds-of-code
 > tape test/**/*.test.js | tap-spec
@@ -1089,6 +1089,7 @@ Test log for: Sun Feb 04 2018 16:54:16 GMT+0200 (GTB Standard Time)
   Testing pickBy
 
     √ pickBy is a Function
+    √ Creates an object composed of the properties the given function returns truthy for.
 
   Testing pipeAsyncFunctions
 
@@ -1181,6 +1182,7 @@ Test log for: Sun Feb 04 2018 16:54:16 GMT+0200 (GTB Standard Time)
   Testing rearg
 
     √ rearg is a Function
+    √ Reorders arguments in invoked function
 
   Testing redirect
 
@@ -1705,8 +1707,8 @@ Test log for: Sun Feb 04 2018 16:54:16 GMT+0200 (GTB Standard Time)
     √ Works with multiple promises
 
 
-  total:     809
-  passing:   809
+  total:     811
+  passing:   811
   duration:  2.4s