tmp

chunkenc/chunkenc_test.go

@@ -3,14 +3,12 @@ package chunkenc
 import (
 	"fmt"
 	"testing"
-
-	"gordenko.dev/dima/qb/conbuf"
 )
 
 func TestCumdelta(t *testing.T) {
 	var (
 		fracDigits byte = 0
-		buf             = conbuf.New(nil)
+		buf             = make([]byte, minBufferSize)
 		value      float64
 		done       bool
 	)
@@ -41,7 +39,7 @@ func TestCumdelta(t *testing.T) {
 func TestInsdelta(t *testing.T) {
 	var (
 		fracDigits byte = 2
-		buf             = conbuf.New(nil)
+		buf             = make([]byte, minBufferSize)
 		value      float64
 		done       bool
 	)
@@ -70,7 +68,7 @@ func TestInsdelta(t *testing.T) {
 
 func TestTimeDelta(t *testing.T) {
 	var (
-		buf   = conbuf.New(nil)
+		buf   = make([]byte, minBufferSize)
 		value uint32
 		done  bool
 	)
@@ -120,7 +118,7 @@ func TestTimeDelta(t *testing.T) {
 func TestCumdeltaBound(t *testing.T) {
 	var (
 		fracDigits byte = 0
-		buf             = conbuf.New(nil)
+		buf             = make([]byte, minBufferSize)
 		value      float64
 		done       bool
 	)
@@ -181,7 +179,7 @@ func TestCumdeltaBound(t *testing.T) {
 func TestInsdeltaBound(t *testing.T) {
 	var (
 		fracDigits byte = 0
-		buf             = conbuf.New(nil)
+		buf             = make([]byte, minBufferSize)
 		value      float64
 		done       bool
 	)
@@ -241,7 +239,7 @@ func TestInsdeltaBound(t *testing.T) {
 func TestInsdeltaBound2(t *testing.T) {
 	var (
 		fracDigits byte = 0
-		buf             = conbuf.New(nil)
+		buf             = make([]byte, minBufferSize)
 		value      float64
 		done       bool
 	)
@@ -297,3 +295,27 @@ func TestInsdeltaBound2(t *testing.T) {
 		fmt.Println(value, done)
 	}
 }
+
+func TestCap(t *testing.T) {
+	a := make([]byte, 0, 10)
+	fmt.Println("len:", len(a))
+	fmt.Println("cap:", cap(a))
+
+	a = append(a, 1)
+	fmt.Println("after append:")
+	fmt.Println("len:", len(a))
+	fmt.Println("cap:", cap(a))
+	fmt.Println("a:", a)
+
+	a[1] = 55
+	fmt.Println("after []:")
+	fmt.Println("len:", len(a))
+	fmt.Println("cap:", cap(a))
+	fmt.Println("a:", a)
+
+	a = append(a, 2)
+	fmt.Println("after 2nd append:")
+	fmt.Println("len:", len(a))
+	fmt.Println("cap:", cap(a))
+	fmt.Println("a:", a)
+}