repogen/internal/mongo/insert_test.go
sunboyy bdb63c8129
Move function body generation into codegen package (#35)
* Move function body generation into codegen package
2023-04-18 20:21:46 +07:00

123 lines
3.2 KiB
Go

package mongo_test
import (
"fmt"
"reflect"
"testing"
"github.com/sunboyy/repogen/internal/code"
"github.com/sunboyy/repogen/internal/codegen"
"github.com/sunboyy/repogen/internal/mongo"
"github.com/sunboyy/repogen/internal/spec"
"github.com/sunboyy/repogen/internal/testutils"
)
func TestGenerateMethod_Insert(t *testing.T) {
testTable := []GenerateMethodTestCase{
{
Name: "insert one method",
MethodSpec: spec.MethodSpec{
Name: "InsertOne",
Params: []code.Param{
{Name: "ctx", Type: code.ExternalType{PackageAlias: "context", Name: "Context"}},
{Name: "userModel", Type: code.PointerType{ContainedType: code.SimpleType("UserModel")}},
},
Returns: []code.Type{
code.InterfaceType{},
code.TypeError,
},
Operation: spec.InsertOperation{
Mode: spec.QueryModeOne,
},
},
ExpectedBody: ` result, err := r.collection.InsertOne(arg0, arg1)
if err != nil {
return nil, err
}
return result.InsertedID, nil`,
},
{
Name: "insert many method",
MethodSpec: spec.MethodSpec{
Name: "Insert",
Params: []code.Param{
{Name: "ctx", Type: code.ExternalType{PackageAlias: "context", Name: "Context"}},
{Name: "userModel", Type: code.ArrayType{
ContainedType: code.PointerType{ContainedType: code.SimpleType("UserModel")},
}},
},
Returns: []code.Type{
code.ArrayType{ContainedType: code.InterfaceType{}},
code.TypeError,
},
Operation: spec.InsertOperation{
Mode: spec.QueryModeMany,
},
},
ExpectedBody: ` var entities []interface{}
for _, model := range arg1 {
entities = append(entities, model)
}
result, err := r.collection.InsertMany(arg0, entities)
if err != nil {
return nil, err
}
return result.InsertedIDs, nil`,
},
}
for _, testCase := range testTable {
t.Run(testCase.Name, func(t *testing.T) {
generator := mongo.NewGenerator(userModel, "UserRepository")
expectedReceiver := codegen.MethodReceiver{
Name: "r",
Type: "UserRepositoryMongo",
Pointer: true,
}
var expectedParams []code.Param
for i, param := range testCase.MethodSpec.Params {
expectedParams = append(expectedParams, code.Param{
Name: fmt.Sprintf("arg%d", i),
Type: param.Type,
})
}
actual, err := generator.GenerateMethod(testCase.MethodSpec)
if err != nil {
t.Fatal(err)
}
if expectedReceiver != actual.Receiver {
t.Errorf(
"incorrect method receiver: expected %+v, got %+v",
expectedReceiver,
actual.Receiver,
)
}
if testCase.MethodSpec.Name != actual.Name {
t.Errorf(
"incorrect method name: expected %s, got %s",
testCase.MethodSpec.Name,
actual.Name,
)
}
if !reflect.DeepEqual(expectedParams, actual.Params) {
t.Errorf(
"incorrect struct params: expected %+v, got %+v",
expectedParams,
actual.Params,
)
}
if !reflect.DeepEqual(testCase.MethodSpec.Returns, actual.Returns) {
t.Errorf(
"incorrect struct returns: expected %+v, got %+v",
testCase.MethodSpec.Returns,
actual.Returns,
)
}
if err := testutils.ExpectMultiLineString(testCase.ExpectedBody, actual.Body.Code()); err != nil {
t.Error(err)
}
})
}
}