Function generateSourceData

asyncbuffer/buffer_test.go:109–122

generateSourceData generates a byte slice with 4.5 chunks of data

(t *testing.T, size int)

// generateSourceData generates a byte slice with 4.5 chunks of data
func generateSourceData(t *testing.T, size int) ([]byte, *countingReader) {
	t.Helper()

	// We use small chunks for tests, let's check the ChunkSize just in case
	assert.GreaterOrEqual(t, asyncbuffer.ChunkSize, 20, "ChunkSize required for tests must be greater than 10 bytes")

	// Create a byte slice with 4 chunks of ChunkSize
	source := make([]byte, size)

	// Fill the source with random data
	_, err := rand.Read(source)
	require.NoError(t, err)
	return source, newCountingReader(bytes.NewReader(source))
}

// TestAsyncBufferRead tests reading from AsyncBuffer using readAt method which is base for all other methods
func TestAsyncBufferReadAt(t *testing.T) {