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package app
import (
"testing"
)
func TestGroupMsgUsernames(t *testing.T) {
if users, parsedMessage := groupMsgUsernames(""); len(users) != 0 || parsedMessage != "" {
t.Fatal("error parsing empty message")
}
if users, parsedMessage := groupMsgUsernames("test"); len(users) != 1 || parsedMessage != "" {
t.Fatal("error parsing simple user")
}
if users, parsedMessage := groupMsgUsernames("test1, test2, test3 , test4"); len(users) != 4 || parsedMessage != "" {
t.Fatal("error parsing various users")
}
if users, parsedMessage := groupMsgUsernames("test1, test2 message with spaces"); len(users) != 2 || parsedMessage != "message with spaces" {
t.Fatal("error parsing message")
}
if users, parsedMessage := groupMsgUsernames("test1, test2 message with, comma"); len(users) != 2 || parsedMessage != "message with, comma" {
t.Fatal("error parsing messages with comma")
}
if users, parsedMessage := groupMsgUsernames("test1,,,test2"); len(users) != 2 || parsedMessage != "" {
t.Fatal("error parsing multiple commas in username ")
}
if users, parsedMessage := groupMsgUsernames(" test1, test2 other message "); len(users) != 2 || parsedMessage != "other message" {
t.Fatal("error parsing strange usage of spaces")
}
if users, _ := groupMsgUsernames(" test1, test2,,123,@321,+123"); len(users) != 5 || users[0] != "test1" || users[1] != "test2" || users[2] != "123" || users[3] != "321" || users[4] != "+123" {
t.Fatal("error parsing different types of users")
}
}
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