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- package cos
- import (
- "strings"
- "testing"
- "unicode/utf8"
- "fmt"
- )
- func checkChunks(text string, size int) (*chunkOfSize, int, error) {
- chunk := NewChunkOfSize(testText, size)
- count := 0
- for {
- text := chunk.Next()
- if text == "" {
- break
- }
- if utf8.RuneCountInString(text) > size {
- return chunk, -1, fmt.Errorf("'%s'\nis longer than %d", text, size)
- }
- count++
- }
- return chunk, count, nil
- }
- func Test4ChunksOf100(t *testing.T) {
- size := 100
- expectedChunks := 4
-
- chunk, count, err := checkChunks(testText, size)
- if err != nil {
- t.Fatal(err)
- }
-
- if count != expectedChunks {
- t.Fatal("There should be", expectedChunks, "chunks, but have", count)
- }
- if !chunk.Success() {
- t.Fatal("There were errors:\n", strings.Join(chunk.GetErrors(), "\n"))
- }
- }
- func TestWordBiggerThanLimit(t *testing.T) {
- size := 4
- chunk := NewChunkOfSize(testText, size)
- text := chunk.Next()
- if text != "" {
- t.Fatal("Chunk should be empty, but is:", text)
- }
- if chunk.Success() || len(chunk.GetErrors()) == 0 {
- t.Fatal("There should be errors!")
- }
- }
- func TestTextShorterThanLimit(t *testing.T) {
- size := 400
- chunk := NewChunkOfSize(shorterText, size)
- if chunk != nil {
- t.Fatal("Chunk should be nil!")
- }
- }
- func checkWord(word string) bool {
- for i := range validWords {
- if word == validWords[i] {
- return true
- }
- }
- return false
- }
- func TestWordsNotCut(t *testing.T){
- size := 12
- chunk := NewChunkOfSize(shorterText, size)
- for {
- text := chunk.Next()
- if text == "" {
- break
- }
- words := strings.Split(text, " ")
- for i := range words {
- if !checkWord(words[i]) {
- t.Fatal(words[i], "isn't a valid word!")
- }
- }
- }
- }
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