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entc/gen: reject codegen in case of duplicate edges (#858)

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See #856
This commit is contained in:
Ariel Mashraki
2020-10-16 14:04:52 +03:00
committed by GitHub
parent 2128d0baee
commit 7635d45c8a
3 changed files with 26 additions and 3 deletions
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19
entc/gen/graph_test.go
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@@ -178,6 +178,25 @@ func TestNewGraphBadInverse(t *testing.T) {
require.Errorf(t, err, "mismatch type for back-reference")
}
func TestNewGraphDuplicateEdges(t *testing.T) {
_, err := NewGraph(&Config{Package: "entc/gen", Storage: drivers[0]},
&load.Schema{
Name: "User",
Edges: []*load.Edge{
{Name: "groups", Type: "Group"},
{Name: "groups", Type: "Group", RefName: "owner", Inverse: true},
},
},
&load.Schema{
Name: "Group",
Edges: []*load.Edge{
{Name: "users", Type: "User", RefName: "groups", Inverse: true},
{Name: "owner", Type: "User", Unique: true},
},
})
require.EqualError(t, err, `entc/gen: User schema contains multiple "groups" edges`)
}
func TestRelation(t *testing.T) {
require := require.New(t)
_, err := NewGraph(&Config{Package: "entc/gen", Storage: drivers[0]}, T1)