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Copy pathrelationship_test.go
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relationship_test.go
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package models
import (
"testing"
"github.com/stretchr/testify/require"
)
func TestRelationships(t *testing.T) {
db := setupTestDB(t)
t.Run("Follow and Unfollow", func(t *testing.T) {
require := require.New(t)
tx := db.Begin()
defer tx.Rollback()
alice := MockActor(t, tx, "alice", "example.com")
bob := MockActor(t, tx, "bob", "example.com")
// Follow
_, err := NewRelationships(tx).Follow(alice, bob)
require.NoError(err)
forward, err := NewRelationships(tx).findOrCreate(alice, bob)
require.NoError(err)
require.Equal(true, forward.Following)
require.Equal(false, forward.FollowedBy)
err = tx.Find(alice).Error
require.NoError(err)
require.EqualValues(1, alice.FollowingCount)
require.EqualValues(0, alice.FollowersCount)
backward, err := NewRelationships(tx).findOrCreate(bob, alice)
require.NoError(err)
require.EqualValues(false, backward.Following)
require.EqualValues(true, backward.FollowedBy)
err = tx.Find(bob).Error
require.NoError(err)
require.EqualValues(1, bob.FollowersCount)
require.EqualValues(0, bob.FollowingCount)
// Unfollow
_, err = NewRelationships(tx).Unfollow(alice, bob)
require.NoError(err)
forward, err = NewRelationships(tx).findOrCreate(alice, bob)
require.NoError(err)
require.Equal(false, forward.Following)
require.Equal(false, forward.FollowedBy)
err = tx.Find(alice).Error
require.NoError(err)
require.EqualValues(0, alice.FollowingCount)
require.EqualValues(0, alice.FollowersCount)
backward, err = NewRelationships(tx).findOrCreate(bob, alice)
require.NoError(err)
require.Equal(false, backward.Following)
require.Equal(false, backward.FollowedBy)
err = tx.Find(bob).Error
require.NoError(err)
require.EqualValues(0, bob.FollowersCount)
require.EqualValues(0, bob.FollowingCount)
})
t.Run("delete an actor deletes its relationships", func(t *testing.T) {
require := require.New(t)
tx := db.Begin()
defer tx.Rollback()
alice := MockActor(t, tx, "alice", "example.com")
bob := MockActor(t, tx, "bob", "example.com")
_, err := NewRelationships(tx).Follow(alice, bob)
require.NoError(err)
var following, follower Relationship
err = tx.Where("actor_id = ? AND target_id = ?", alice.ObjectID, bob.ObjectID).First(&following).Error
require.NoError(err)
require.True(following.Following)
err = tx.Where("actor_id = ? AND target_id = ?", bob.ObjectID, alice.ObjectID).First(&follower).Error
require.NoError(err)
require.True(follower.FollowedBy)
err = tx.Delete(alice).Error
require.NoError(err)
// Check if the relationship is deleted
err = tx.Where("actor_id = ? AND target_id = ?", alice.ObjectID, bob.ObjectID).First(&following).Error
require.Error(err)
err = tx.Where("actor_id = ? AND target_id = ?", bob.ObjectID, alice.ObjectID).First(&follower).Error
require.Error(err)
})
}