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2026-09-15 22:12:36 +05:00
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177
cmd/internal/printer/printer_test.go Normal file
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// Copyright 2019-present Facebook Inc. All rights reserved.
// This source code is licensed under the Apache 2.0 license found
// in the LICENSE file in the root directory of this source tree.
package printer
import (
"strings"
"testing"
"entgo.io/ent/entc/gen"
"entgo.io/ent/schema/field"
"github.com/stretchr/testify/assert"
)
func TestPrinter_Print(t *testing.T) {
tests := []struct {
input *gen.Graph
out string
}{
{
input: &gen.Graph{
Nodes: []*gen.Type{
{
Name: "User",
ID: &gen.Field{Name: "id", Type: &field.TypeInfo{Type: field.TypeInt}},
Fields: []*gen.Field{
{Name: "name", Type: &field.TypeInfo{Type: field.TypeString}, Validators: 1},
{Name: "age", Type: &field.TypeInfo{Type: field.TypeInt}, Nillable: true},
{Name: "created_at", Type: &field.TypeInfo{Type: field.TypeTime}, Nillable: true, Immutable: true},
},
},
},
},
out: `
User:
+------------+-----------+--------+----------+----------+---------+---------------+-----------+-----------+------------+---------+
| Field | Type | Unique | Optional | Nillable | Default | UpdateDefault | Immutable | StructTag | Validators | Comment |
+------------+-----------+--------+----------+----------+---------+---------------+-----------+-----------+------------+---------+
| id | int | false | false | false | false | false | false | | 0 | |
| name | string | false | false | false | false | false | false | | 1 | |
| age | int | false | false | true | false | false | false | | 0 | |
| created_at | time.Time | false | false | true | false | false | true | | 0 | |
+------------+-----------+--------+----------+----------+---------+---------------+-----------+-----------+------------+---------+
`,
},
{
input: &gen.Graph{
Nodes: []*gen.Type{
{
Name: "User",
ID: &gen.Field{Name: "id", Type: &field.TypeInfo{Type: field.TypeInt}},
Edges: []*gen.Edge{
{Name: "groups", Type: &gen.Type{Name: "Group"}, Rel: gen.Relation{Type: gen.M2M}, Optional: true},
{Name: "spouse", Type: &gen.Type{Name: "User"}, Unique: true, Rel: gen.Relation{Type: gen.O2O}},
},
},
},
},
out: `
User:
+-------+------+--------+----------+----------+---------+---------------+-----------+-----------+------------+---------+
| Field | Type | Unique | Optional | Nillable | Default | UpdateDefault | Immutable | StructTag | Validators | Comment |
+-------+------+--------+----------+----------+---------+---------------+-----------+-----------+------------+---------+
| id | int | false | false | false | false | false | false | | 0 | |
+-------+------+--------+----------+----------+---------+---------------+-----------+-----------+------------+---------+
+--------+-------+---------+---------+----------+--------+----------+---------+
| Edge | Type | Inverse | BackRef | Relation | Unique | Optional | Comment |
+--------+-------+---------+---------+----------+--------+----------+---------+
| groups | Group | false | | M2M | false | true | |
| spouse | User | false | | O2O | true | false | |
+--------+-------+---------+---------+----------+--------+----------+---------+
`,
},
{
input: &gen.Graph{
Nodes: []*gen.Type{
{
Name: "User",
ID: &gen.Field{Name: "id", Type: &field.TypeInfo{Type: field.TypeInt}},
Fields: []*gen.Field{
{Name: "name", Type: &field.TypeInfo{Type: field.TypeString}, Validators: 1},
{Name: "age", Type: &field.TypeInfo{Type: field.TypeInt}, Nillable: true},
},
Edges: []*gen.Edge{
{Name: "groups", Type: &gen.Type{Name: "Group"}, Rel: gen.Relation{Type: gen.M2M}, Optional: true},
{Name: "spouse", Type: &gen.Type{Name: "User"}, Unique: true, Rel: gen.Relation{Type: gen.O2O}},
},
},
},
},
out: `
User:
+-------+--------+--------+----------+----------+---------+---------------+-----------+-----------+------------+---------+
| Field | Type | Unique | Optional | Nillable | Default | UpdateDefault | Immutable | StructTag | Validators | Comment |
+-------+--------+--------+----------+----------+---------+---------------+-----------+-----------+------------+---------+
| id | int | false | false | false | false | false | false | | 0 | |
| name | string | false | false | false | false | false | false | | 1 | |
| age | int | false | false | true | false | false | false | | 0 | |
+-------+--------+--------+----------+----------+---------+---------------+-----------+-----------+------------+---------+
+--------+-------+---------+---------+----------+--------+----------+---------+
| Edge | Type | Inverse | BackRef | Relation | Unique | Optional | Comment |
+--------+-------+---------+---------+----------+--------+----------+---------+
| groups | Group | false | | M2M | false | true | |
| spouse | User | false | | O2O | true | false | |
+--------+-------+---------+---------+----------+--------+----------+---------+
`,
},
{
input: &gen.Graph{
Nodes: []*gen.Type{
{
Name: "User",
ID: &gen.Field{Name: "id", Type: &field.TypeInfo{Type: field.TypeInt}},
Fields: []*gen.Field{
{Name: "name", Type: &field.TypeInfo{Type: field.TypeString}, Validators: 1},
{Name: "age", Type: &field.TypeInfo{Type: field.TypeInt}, Nillable: true},
},
Edges: []*gen.Edge{
{Name: "groups", Type: &gen.Type{Name: "Group"}, Rel: gen.Relation{Type: gen.M2M}, Optional: true},
{Name: "spouse", Type: &gen.Type{Name: "User"}, Unique: true, Rel: gen.Relation{Type: gen.O2O}},
},
},
{
Name: "Group",
ID: &gen.Field{Name: "id", Type: &field.TypeInfo{Type: field.TypeInt}},
Fields: []*gen.Field{
{Name: "name", Type: &field.TypeInfo{Type: field.TypeString}},
},
Edges: []*gen.Edge{
{Name: "users", Type: &gen.Type{Name: "User"}, Rel: gen.Relation{Type: gen.M2M}, Optional: true},
},
},
},
},
out: `
User:
+-------+--------+--------+----------+----------+---------+---------------+-----------+-----------+------------+---------+
| Field | Type | Unique | Optional | Nillable | Default | UpdateDefault | Immutable | StructTag | Validators | Comment |
+-------+--------+--------+----------+----------+---------+---------------+-----------+-----------+------------+---------+
| id | int | false | false | false | false | false | false | | 0 | |
| name | string | false | false | false | false | false | false | | 1 | |
| age | int | false | false | true | false | false | false | | 0 | |
+-------+--------+--------+----------+----------+---------+---------------+-----------+-----------+------------+---------+
+--------+-------+---------+---------+----------+--------+----------+---------+
| Edge | Type | Inverse | BackRef | Relation | Unique | Optional | Comment |
+--------+-------+---------+---------+----------+--------+----------+---------+
| groups | Group | false | | M2M | false | true | |
| spouse | User | false | | O2O | true | false | |
+--------+-------+---------+---------+----------+--------+----------+---------+
Group:
+-------+--------+--------+----------+----------+---------+---------------+-----------+-----------+------------+---------+
| Field | Type | Unique | Optional | Nillable | Default | UpdateDefault | Immutable | StructTag | Validators | Comment |
+-------+--------+--------+----------+----------+---------+---------------+-----------+-----------+------------+---------+
| id | int | false | false | false | false | false | false | | 0 | |
| name | string | false | false | false | false | false | false | | 0 | |
+-------+--------+--------+----------+----------+---------+---------------+-----------+-----------+------------+---------+
+-------+------+---------+---------+----------+--------+----------+---------+
| Edge | Type | Inverse | BackRef | Relation | Unique | Optional | Comment |
+-------+------+---------+---------+----------+--------+----------+---------+
| users | User | false | | M2M | false | true | |
+-------+------+---------+---------+----------+--------+----------+---------+
`,
},
}
for _, tt := range tests {
b := &strings.Builder{}
Fprint(b, tt.input)
assert.Equal(t, tt.out, "\n"+b.String())
}
}