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dialect/sql: add O2O tests for graph neighbors

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Summary: Pull Request resolved: https://github.com/facebookincubator/ent/pull/145

Reviewed By: naor9991

Differential Revision: D18354409

fbshipit-source-id: 0327443cfb8cae6c2136cf6acc4057a17d0e3e0c
This commit is contained in:
Ariel Mashraki
2019-11-06 23:53:26 -08:00
committed by Facebook Github Bot
parent 53cfcb6e8b
commit 6eb14bba9f
1 changed files with 43 additions and 6 deletions
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49
dialect/sql/graph_test.go
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@@ -18,20 +18,40 @@ func TestNeighbors(t *testing.T) {
wantArgs []interface{}
}{
{
name: "O2M/2types",
name: "O2O/1type",
input: func() *Step {
step := &Step{}
// Since the relation is on the same table,
// V used as a reference value.
step.From.V = 1
step.From.Table = "users"
step.From.Column = "id"
step.To.Table = "pets"
step.To.Table = "users"
step.To.Column = "id"
step.Edge.Rel = O2M
step.Edge.Table = "pets"
step.Edge.Columns = []string{"owner_id"}
step.Edge.Rel = O2O
step.Edge.Table = "users"
step.Edge.Columns = []string{"spouse_id"}
return step
}(),
wantQuery: "SELECT * FROM `pets` WHERE `owner_id` = ?",
wantQuery: "SELECT * FROM `users` WHERE `spouse_id` = ?",
wantArgs: []interface{}{1},
},
{
name: "O2O/1type/inverse",
input: func() *Step {
step := &Step{}
step.From.V = 1
step.From.Table = "nodes"
step.From.Column = "id"
step.To.Table = "nodes"
step.To.Column = "id"
step.Edge.Rel = O2O
step.Edge.Table = "nodes"
step.Edge.Inverse = true
step.Edge.Columns = []string{"prev_id"}
return step
}(),
wantQuery: "SELECT * FROM `nodes` JOIN (SELECT `prev_id` FROM `nodes` WHERE `id` = ?) AS `t1` ON `nodes`.`id` = `t1`.`prev_id`",
wantArgs: []interface{}{1},
},
{
@@ -51,6 +71,23 @@ func TestNeighbors(t *testing.T) {
wantQuery: "SELECT * FROM `users` WHERE `parent_id` = ?",
wantArgs: []interface{}{1},
},
{
name: "O2M/2types",
input: func() *Step {
step := &Step{}
step.From.V = 1
step.From.Table = "users"
step.From.Column = "id"
step.To.Table = "pets"
step.To.Column = "id"
step.Edge.Rel = O2M
step.Edge.Table = "pets"
step.Edge.Columns = []string{"owner_id"}
return step
}(),
wantQuery: "SELECT * FROM `pets` WHERE `owner_id` = ?",
wantArgs: []interface{}{1},
},
{
name: "M2O/2types/inverse",
input: func() *Step {