ArrayList addition (inc. test, example and documentation)

lists/arraylist/arraylist_test.go

@@ -0,0 +1,117 @@
+/*
+Copyright (c) 2015, Emir Pasic
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+* Redistributions of source code must retain the above copyright notice, this
+  list of conditions and the following disclaimer.
+
+* Redistributions in binary form must reproduce the above copyright notice,
+  this list of conditions and the following disclaimer in the documentation
+  and/or other materials provided with the distribution.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+package arraylist
+
+import (
+	"testing"
+)
+
+func TestArrayList(t *testing.T) {
+
+	list := New()
+
+	list.Add("a", "b", "c", "d", "e", "f", "g")
+	list.Clear()
+
+	if actualValue := list.Empty(); actualValue != true {
+		t.Errorf("Got %v expected %v", actualValue, true)
+	}
+
+	if actualValue := list.Size(); actualValue != 0 {
+		t.Errorf("Got %v expected %v", actualValue, 0)
+	}
+
+	list.Add("a")
+	list.Add("b", "c")
+
+	if actualValue := list.Empty(); actualValue != false {
+		t.Errorf("Got %v expected %v", actualValue, false)
+	}
+
+	if actualValue := list.Size(); actualValue != 3 {
+		t.Errorf("Got %v expected %v", actualValue, 3)
+	}
+
+	if actualValue, ok := list.Get(2); actualValue != "c" || !ok {
+		t.Errorf("Got %v expected %v", actualValue, "c")
+	}
+
+	list.Remove(2)
+
+	if actualValue, ok := list.Get(2); actualValue != nil || ok {
+		t.Errorf("Got %v expected %v", actualValue, nil)
+	}
+
+	list.Remove(1)
+	list.Remove(0)
+
+	if actualValue := list.Empty(); actualValue != true {
+		t.Errorf("Got %v expected %v", actualValue, true)
+	}
+
+	if actualValue := list.Size(); actualValue != 0 {
+		t.Errorf("Got %v expected %v", actualValue, 0)
+	}
+
+	list.Add("a", "b", "c")
+
+	if actualValue := list.Contains("a", "b", "c"); actualValue != true {
+		t.Errorf("Got %v expected %v", actualValue, true)
+	}
+
+	if actualValue := list.Contains("a", "b", "c", "d"); actualValue != false {
+		t.Errorf("Got %v expected %v", actualValue, false)
+	}
+
+	list.Clear()
+
+	if actualValue := list.Contains("a"); actualValue != false {
+		t.Errorf("Got %v expected %v", actualValue, false)
+	}
+
+	if actualValue, ok := list.Get(0); actualValue != nil || ok {
+		t.Errorf("Got %v expected %v", actualValue, false)
+	}
+
+	if actualValue := list.Empty(); actualValue != true {
+		t.Errorf("Got %v expected %v", actualValue, true)
+	}
+
+}
+
+func BenchmarkArrayList(b *testing.B) {
+	for i := 0; i < b.N; i++ {
+		list := New()
+		for n := 0; n < 1000; n++ {
+			list.Add(i)
+		}
+		for !list.Empty() {
+			list.Remove(0)
+		}
+	}
+
+}