offline-twitter/persistence/user_queries_test.go
2021-07-24 12:24:57 -07:00

116 lines
2.6 KiB
Go

package persistence_test
import (
"fmt"
"testing"
"time"
"math/rand"
"github.com/go-test/deep"
"offline_twitter/scraper"
"offline_twitter/persistence"
)
/**
* Helper function
*/
func create_or_load_profile(profile_path string) persistence.Profile {
var profile persistence.Profile
var err error
if !file_exists(profile_path) {
profile, err = persistence.NewProfile(profile_path)
} else {
profile, err = persistence.LoadProfile(profile_path)
}
if err != nil {
panic(err)
}
return profile
}
/**
* Create a user, save it, reload it, and make sure it comes back the same
*/
func TestSaveAndLoadUser(t *testing.T) {
profile_path := "test_profiles/TestUserQueries"
profile := create_or_load_profile(profile_path)
// Generate a new random user ID
rand.Seed(time.Now().UnixNano())
userID := fmt.Sprint(rand.Int())
fake_user := scraper.User{
ID: scraper.UserID(userID),
DisplayName: "display name",
Handle: scraper.UserHandle("handle" + userID),
Bio: "bio",
FollowersCount: 0,
FollowingCount: 1000,
Location: "location",
Website:"website",
JoinDate: time.Now().Truncate(1e9), // Round to nearest second
IsVerified: false,
IsPrivate: true,
ProfileImageUrl: "profile image url",
BannerImageUrl: "banner image url",
PinnedTweetID: scraper.TweetID("234"),
}
// Save the user, then reload it and ensure it's the same
err := profile.SaveUser(fake_user)
if err != nil {
panic(err)
}
new_fake_user, err := profile.GetUserByID(scraper.UserID(userID))
if err != nil {
panic(err)
}
if diff := deep.Equal(new_fake_user, fake_user); diff != nil {
t.Error(diff)
}
// Same thing, but get by handle
new_fake_user2, err := profile.GetUserByHandle(scraper.UserHandle(fake_user.Handle))
if err != nil {
panic(err)
}
if diff := deep.Equal(new_fake_user2, fake_user); diff != nil {
t.Error(diff)
}
}
/**
* Should correctly report whether the user exists in the database
*/
func TestUserExists(t *testing.T) {
profile_path := "test_profiles/TestUserQueries"
profile := create_or_load_profile(profile_path)
// Generate a new random user ID
rand.Seed(time.Now().UnixNano())
userID := fmt.Sprint(rand.Int())
user := scraper.User{}
user.ID = scraper.UserID(userID)
user.Handle = scraper.UserHandle("handle" + userID)
exists := profile.UserExists(scraper.UserHandle(user.Handle))
if exists {
t.Errorf("It shouldn't exist, but it does: %s", userID)
}
err := profile.SaveUser(user)
if err != nil {
panic(err)
}
exists = profile.UserExists(scraper.UserHandle(user.Handle))
if !exists {
t.Errorf("It should exist, but it doesn't: %s", userID)
}
}