diff --git a/snippets/collectInto.md b/snippets/collectInto.md
index 3da1173bd..da37626a2 100644
--- a/snippets/collectInto.md
+++ b/snippets/collectInto.md
@@ -13,5 +13,5 @@ const Pall = collectInto(Promise.all.bind(Promise));
 let p1 = Promise.resolve(1);
 let p2 = Promise.resolve(2);
 let p3 = new Promise(resolve => setTimeout(resolve, 2000, 3));
-Pall(p1, p2, p3).then(console.log);
+Pall(p1, p2, p3).then(console.log); // [1, 2, 3] (after about 2 seconds)
 ```
diff --git a/test/collectInto/collectInto.test.js b/test/collectInto/collectInto.test.js
index a3d303e5a..557134336 100644
--- a/test/collectInto/collectInto.test.js
+++ b/test/collectInto/collectInto.test.js
@@ -5,9 +5,14 @@ test('Testing collectInto', (t) => {
   //For more information on all the methods supported by tape
   //Please go to https://github.com/substack/tape
   t.true(typeof collectInto === 'function', 'collectInto is a Function');
+  const Pall = collectInto(Promise.all.bind(Promise));
+  let p1 = Promise.resolve(1);
+  let p2 = Promise.resolve(2);
+  let p3 = new Promise(resolve => setTimeout(resolve, 2000, 3));
+  Pall(p1, p2, p3).then(function(val){ t.deepEqual(val, [1,2,3], 'Works with multiple promises')}, function(reason){});
   //t.deepEqual(collectInto(args..), 'Expected');
   //t.equal(collectInto(args..), 'Expected');
   //t.false(collectInto(args..), 'Expected');
   //t.throws(collectInto(args..), 'Expected');
   t.end();
-});
\ No newline at end of file
+});
diff --git a/test/countBy/countBy.test.js b/test/countBy/countBy.test.js
index ea6c3b748..94296d017 100644
--- a/test/countBy/countBy.test.js
+++ b/test/countBy/countBy.test.js
@@ -5,9 +5,11 @@ test('Testing countBy', (t) => {
   //For more information on all the methods supported by tape
   //Please go to https://github.com/substack/tape
   t.true(typeof countBy === 'function', 'countBy is a Function');
+  t.deepEqual(countBy([6.1, 4.2, 6.3], Math.floor), {4: 1, 6: 2}, 'Works for functions');
+  t.deepEqual(countBy(['one', 'two', 'three'], 'length'), {3: 2, 5: 1}, 'Works for property names');
   //t.deepEqual(countBy(args..), 'Expected');
   //t.equal(countBy(args..), 'Expected');
   //t.false(countBy(args..), 'Expected');
   //t.throws(countBy(args..), 'Expected');
   t.end();
-});
\ No newline at end of file
+});
diff --git a/test/decapitalize/decapitalize.test.js b/test/decapitalize/decapitalize.test.js
index c18264447..83bf6b32a 100644
--- a/test/decapitalize/decapitalize.test.js
+++ b/test/decapitalize/decapitalize.test.js
@@ -5,9 +5,11 @@ test('Testing decapitalize', (t) => {
   //For more information on all the methods supported by tape
   //Please go to https://github.com/substack/tape
   t.true(typeof decapitalize === 'function', 'decapitalize is a Function');
+  t.equal(decapitalize('FooBar'), 'fooBar', 'Works with default parameter');
+  t.equal(decapitalize('FooBar', true), 'fOOBAR', 'Works with second parameter set to true');
   //t.deepEqual(decapitalize(args..), 'Expected');
   //t.equal(decapitalize(args..), 'Expected');
   //t.false(decapitalize(args..), 'Expected');
   //t.throws(decapitalize(args..), 'Expected');
   t.end();
-});
\ No newline at end of file
+});
diff --git a/test/testlog b/test/testlog
index 9c0f4f3cb..34922d51d 100644
--- a/test/testlog
+++ b/test/testlog
@@ -1,4 +1,4 @@
-Test log for: Sun Jan 28 2018 16:28:45 GMT+0200 (GTB Standard Time)
+Test log for: Sun Jan 28 2018 16:40:59 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
@@ -186,6 +186,8 @@ Test log for: Sun Jan 28 2018 16:28:45 GMT+0200 (GTB Standard Time)
   Testing countBy
 
     √ countBy is a Function
+    √ Works for functions
+    √ Works for property names
 
   Testing countOccurrences
 
@@ -221,6 +223,8 @@ Test log for: Sun Jan 28 2018 16:28:45 GMT+0200 (GTB Standard Time)
   Testing decapitalize
 
     √ decapitalize is a Function
+    √ Works with default parameter
+    √ Works with second parameter set to true
 
   Testing deepClone
 
@@ -1601,10 +1605,11 @@ Test log for: Sun Jan 28 2018 16:28:45 GMT+0200 (GTB Standard Time)
   Testing zipWith
 
     √ zipWith is a Function
+    √ Works with multiple promises
 
 
-  total:     716
-  passing:   716
-  duration:  1.1s
+  total:     721
+  passing:   721
+  duration:  3.1s