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1.3 KiB

package main
import (
"reflect"
"./student"
)
func compact(slice *[]string) int {
count := 0
var compacted []string
for _, v := range *slice {
if v != "" {
count++
compacted = append(compacted, v)
}
}
*slice = compacted
return count
}
func main() {
arg := [][]string{{"hello", "", "hi", "", "salut", "", ""}}
for i := 0; i < 20; i++ {
n := lib.RandIntBetween(5, 20) // random size of the slice
orig := make([]string, n) // slice with the original value
num_pos := lib.RandIntBetween(1, n-1) // random number of positions to be written
for i := 0; i < num_pos; i++ {
word := lib.RandWords() // random string value
rand_pos := lib.RandIntBetween(0, n-1) // random position in the slice
orig[rand_pos] = word
}
arg = append(arg, orig)
}
for _, v := range arg {
sli_sol := make([]string, len(arg)) // slice to apply the solution function
sli_stu := make([]string, len(arg)) // slice to apply the student function
copy(sli_sol, v)
copy(sli_stu, v)
sol_size := compact(&sli_sol)
stu_size := student.Compact(&sli_stu)
if !reflect.DeepEqual(sli_stu, sli_sol) {
lib.Fatalf("Produced slice: %v, instead of %v\n",
sli_stu,
sli_sol,
)
}
if sol_size != stu_size {
lib.Fatalf("%s(%v) == %v instead of %v\n",
"Compact",
v,
sli_stu,
sli_sol,
)
}
}
}