Added some comments explaining what is being done

1 files changed, 42 insertions, 1 deletions

diff --git a/quadtree_test.go b/quadtree_test.go
index e736515..12b76f7 100644
--- a/quadtree_test.go
+++ b/quadtree_test.go
@@ -5,20 +5,28 @@ import (
 	"testing"
 )
 
+// Test the NewCoord function
 func TestNewCoord(t *testing.T) {
+
+	// create a struct storing the arguments that should be passed to the function
 	type args struct {
 		x float64
 		y float64
 	}
+
+	// create a struct storing the test cases
 	tests := []struct {
 		name string
 		args args
 		want Coord
 	}{
+		// define the tests
 		{"NewCoord both positive", args{1.0, 1.0}, Coord{1, 1}},
 		{"NewCoord both negative", args{-1.0, -1.0}, Coord{-1, -1}},
 		{"NewCoord both zero", args{0, 0}, Coord{0, 0}},
 	}
+
+	// run the tests
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
 			if got := NewCoord(tt.args.x, tt.args.y); !reflect.DeepEqual(got, tt.want) {
@@ -35,20 +43,27 @@ func BenchmarkNewCoord(b *testing.B) {
 }
 
 func TestNewBoundingBox(t *testing.T) {
+
+	// create a struct storing the arguments that should be passed to the function
 	type args struct {
 		inCenter        Coord
 		inHalfDimension float64
 	}
+
+	// create a struct storing the test cases
 	tests := []struct {
 		name string
 		args args
 		want BoundingBox
 	}{
+		// define the tests
 		{"bounding positive", args{Coord{0, 0}, 5.0}, BoundingBox{Coord{0, 0}, 5.0}},
 		{"bounding negative", args{Coord{0, 0}, -5.0}, BoundingBox{Coord{0, 0}, -5.0}},
 		{"positive", args{Coord{3, 3}, 5.0}, BoundingBox{Coord{3, 3}, 5.0}},
 		{"negative", args{Coord{-3, -3}, 5.0}, BoundingBox{Coord{-3, -3}, 5.0}},
 	}
+
+	// run the tests
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
 			if got := NewBoundingBox(tt.args.inCenter, tt.args.inHalfDimension); !reflect.DeepEqual(got, tt.want) {
@@ -65,6 +80,8 @@ func BenchmarkNewBoundingBox(b *testing.B) {
 }
 
 func TestCoord_InsideOf(t *testing.T) {
+
+	// create a struct storing the arguments that should be passed to the function
 	type args struct {
 		quadtreeCell *Quadtree
 	}
@@ -94,7 +111,7 @@ func TestCoord_InsideOf(t *testing.T) {
 		args  args
 		want  bool
 	}{
-		// Define the testcases
+		// define the tests
 		{"point inside of the quadtree", &Coord{0, 0}, args{&quadtreeCell}, true},
 		{"point outside of the quadtree", &Coord{4, 4}, args{&quadtreeCell}, false},
 	}
@@ -110,15 +127,20 @@ func TestCoord_InsideOf(t *testing.T) {
 }
 
 func TestNewQuadtree(t *testing.T) {
+
+	// create a struct storing the arguments that should be passed to the function
 	type args struct {
 		boundary BoundingBox
 		depth    int
 	}
+
+	// create a struct storing the test cases
 	tests := []struct {
 		name string
 		args args
 		want *Quadtree
 	}{
+		// define the tests
 		{
 			name: "",
 			args: args{
@@ -149,6 +171,8 @@ func TestNewQuadtree(t *testing.T) {
 			},
 		},
 	}
+
+	// run the tests
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
 			if got := NewQuadtree(tt.args.boundary, tt.args.depth); !reflect.DeepEqual(got, tt.want) {
@@ -159,10 +183,13 @@ func TestNewQuadtree(t *testing.T) {
 }
 
 func TestQuadtree_subdivide(t *testing.T) {
+
+	// create a struct storing the test cases
 	tests := []struct {
 		name     string
 		quadtree *Quadtree
 	}{
+		// define the tests
 		{
 			name: "Subdivide",
 			quadtree: &Quadtree{
@@ -183,6 +210,8 @@ func TestQuadtree_subdivide(t *testing.T) {
 			},
 		},
 	}
+
+	// run the tests
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
 			tt.quadtree.subdivide()
@@ -191,14 +220,19 @@ func TestQuadtree_subdivide(t *testing.T) {
 }
 
 func TestQuadtree_Insert(t *testing.T) {
+
+	// create a struct storing the arguments that should be passed to the function
 	type args struct {
 		point Coord
 	}
+
+	// create a struct storing the test cases
 	tests := []struct {
 		name     string
 		quadtree *Quadtree
 		args     args
 	}{
+		// define the tests
 		{
 			name: "",
 			quadtree: &Quadtree{
@@ -300,6 +334,8 @@ func TestQuadtree_Insert(t *testing.T) {
 			},
 		},
 	}
+
+	// run the tests
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
 			tt.quadtree.Insert(tt.args.point)
@@ -309,10 +345,13 @@ func TestQuadtree_Insert(t *testing.T) {
 }
 
 func TestQuadtree_Print(t *testing.T) {
+
+	// create a struct storing the test cases
 	tests := []struct {
 		name     string
 		quadtree *Quadtree
 	}{
+		// define the tests
 		{
 			name: "",
 			quadtree: &Quadtree{
@@ -333,6 +372,8 @@ func TestQuadtree_Print(t *testing.T) {
 			},
 		},
 	}
+
+	// run the tests
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
 			tt.quadtree.Print()