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47f1a203aa
* schema/edge: an storage-key option for edges * schema/edge: use Column(s) with functional options
87 lines
2.2 KiB
Go
87 lines
2.2 KiB
Go
// Copyright 2019-present Facebook Inc. All rights reserved.
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// This source code is licensed under the Apache 2.0 license found
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// in the LICENSE file in the root directory of this source tree.
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package edge_test
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import (
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"testing"
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"github.com/facebookincubator/ent"
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"github.com/facebookincubator/ent/schema/edge"
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"github.com/stretchr/testify/assert"
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)
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func TestEdge(t *testing.T) {
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assert := assert.New(t)
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type User struct{ ent.Schema }
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e := edge.To("friends", User.Type).
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Required().
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Descriptor()
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assert.False(e.Inverse)
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assert.Equal("User", e.Type)
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assert.Equal("friends", e.Name)
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assert.True(e.Required)
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type Node struct{ ent.Schema }
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e = edge.To("parent", Node.Type).
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Unique().
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Descriptor()
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assert.False(e.Inverse)
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assert.True(e.Unique)
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assert.Equal("Node", e.Type)
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assert.Equal("parent", e.Name)
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assert.False(e.Required)
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t.Log("m2m relation of the same type")
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from := edge.To("following", User.Type).
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From("followers").
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Descriptor()
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assert.True(from.Inverse)
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assert.False(from.Unique)
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assert.Equal("followers", from.Name)
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assert.NotNil(from.Ref)
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assert.Equal("following", from.Ref.Name)
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assert.False(from.Ref.Unique)
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t.Log("o2m relation of the same type")
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from = edge.To("following", User.Type).
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Unique().
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From("followers").
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Descriptor()
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assert.False(from.Unique)
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assert.True(from.Ref.Unique)
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from = edge.To("following", User.Type).
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From("followers").
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Unique().
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Descriptor()
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assert.True(from.Unique)
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assert.False(from.Ref.Unique)
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t.Log("o2o relation of the same type")
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from = edge.To("following", User.Type).
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Unique().
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From("followers").
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Unique().
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Descriptor()
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assert.True(from.Unique)
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assert.True(from.Ref.Unique)
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e = edge.To("user", User.Type).
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StructTag(`json:"user_name,omitempty"`).
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Descriptor()
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assert.Equal(`json:"user_name,omitempty"`, e.Tag)
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from = edge.To("following", User.Type).
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StructTag("following").
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StorageKey(edge.Table("user_followers"), edge.Columns("following_id", "followers_id")).
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From("followers").
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StructTag("followers").
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Descriptor()
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assert.Equal("followers", from.Tag)
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assert.Equal("following", from.Ref.Tag)
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assert.Equal(edge.StorageKey{Table: "user_followers", Columns: []string{"following_id", "followers_id"}}, *from.Ref.StorageKey)
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}
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