Drop CompareInfo function in favor of builtin ==

Signed-off-by: Wagner Riffel <wgrriffel@gmail.com>

main.go

@@ -21,7 +21,7 @@ type LastValues struct {
 	Confirmed uint `json:"confirmed"`
 	Deaths    uint `json:"deaths"`
 	Recovered uint `json:"recovered"`
-	UpdatedAt time.Time
+	// UpdatedAt time.Time XXX: move somewhere else
 }
 
 type response struct {
@@ -62,7 +62,6 @@ func GetDataCOVID19(ctx context.Context) (*LastValues, error) {
 			Confirmed: resp.Data.Confirmed,
 			Deaths:    resp.Data.Deaths,
 			Recovered: resp.Data.Recovered,
-			UpdatedAt: time.Now(),
 		}
 	}()
 	select {
@@ -75,16 +74,6 @@ func GetDataCOVID19(ctx context.Context) (*LastValues, error) {
 	}
 }
 
-// CompareInfos ...
-func CompareInfos(currentValues LastValues) bool {
-	if lastValues.Confirmed != currentValues.Confirmed ||
-		lastValues.Deaths != currentValues.Deaths ||
-		lastValues.Recovered != currentValues.Recovered {
-		return true
-	}
-	return false
-}
-
 func routine(duration time.Duration) {
 	const timeout = time.Second * 2
 	for ctx, cancel := context.WithTimeout(context.Background(), timeout); ; cancel() {
@@ -93,7 +82,7 @@ func routine(duration time.Duration) {
 			panic(err)
 		}
 
-		if CompareInfos(*currentValue) {
+		if lastValues == *currentValue {
 			err := beeep.Alert("COVID-19 Brazil", currentValue.String(), IMG)
 			if err != nil {
 				panic(err)

main_test.go

@@ -2,44 +2,8 @@ package main
 
 import (
 	"testing"
-	"time"
 )
 
-func TestCompareInfos(t *testing.T) {
-	lastValues := &LastValues{
-		Confirmed: 1,
-		Deaths:    0,
-		Recovered: 0,
-		UpdatedAt: time.Now(),
-	}
-	type args struct {
-		currentValues LastValues
-	}
-	tests := []struct {
-		name string
-		args args
-		want bool
-	}{
-		{
-			name: "Test Compare Infos returns true",
-			args: args{currentValues: *lastValues},
-			want: true,
-		},
-		{
-			name: "Test Compare Infos returns false",
-			args: args{currentValues: LastValues{}},
-			want: false,
-		},
-	}
-	for _, tt := range tests {
-		t.Run(tt.name, func(t *testing.T) {
-			if got := CompareInfos(tt.args.currentValues); got != tt.want {
-				t.Errorf("CompareInfos() = %v, want %v", got, tt.want)
-			}
-		})
-	}
-}
-
 func TestLastValues_String(t *testing.T) {
 	type fields struct {
 		Confirmed uint