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utility_test.go
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utility_test.go
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package mongolang
import (
"testing"
"go.mongodb.org/mongo-driver/bson"
)
func ExamplePrintStruct() {
// bsonD := bson.D{{Key: "bsonDKey", Value: "bsonDValue"}}
bsonD := bson.D{{Key: "bsonDKey", Value: "bsonDValue"}}
PrintStruct(bsonD)
// output:
// [
// {
// "Key": "bsonDKey",
// "Value": "bsonDValue"
// }
// ]
}
func TestVerifyParmsPart01(t *testing.T) {
bsonD := bson.D{{Key: "bsonDKey", Value: "bsonDValue"}}
bsonD2 := bson.D{{Key: "bsonDKey2", Value: "bsonDValue2"}}
bsonM := bson.M{"bsonMKey": "bsonMValue"}
bsonAVariedType := bson.A{bsonD, bsonM}
bsonADType := bson.A{bsonD, bsonD2}
bsonDSlice := []bson.D{bsonD, bsonD2}
const allowAD = bsonDAllowed | bsonAAllowed
// const allowDM = bsonDAllowed | bsonMAllowed
// Test that verify bson.D works
parm, err := verifyParm(bsonD, allowAD)
_, okType := parm.(bson.D)
if parm == nil || err != nil || !okType {
t.Errorf("TestVerifyParms t01 parm: %v, type: %T, error: %v", parm, parm, err)
}
// Test that bson.M will be rejected
parm, err = verifyParm(bsonM, allowAD)
if err == nil {
t.Errorf("TestVerifyParms t02 parm: %v, type: %T, error: %v", parm, parm, err)
}
// Test that bson.D will be wrapped in a bson.M if needed
parm, err = verifyParm(bsonD, bsonAAllowed)
_, okType = parm.(bson.A)
if !okType || parm == nil || err != nil {
t.Errorf("TestVerifyParms t03 parm: %v, type: %T, error: %v", parm, parm, err)
}
// Test that JSON string bson.D works
stringD := `{"bsonDKey2":"bsonDValue2"}`
parm, err = verifyParm(stringD, bsonDAllowed)
_, okType = parm.(bson.D)
if !okType || parm == nil || err != nil {
t.Errorf("TestVerifyParms t04 parm: %v, type: %T, error: %v", parm, parm, err)
}
// Test that JSON string bson.A works
stringA := `[{"anotherKey":"anotherValue"},{"key3":"value3"}]`
parm, err = verifyParm(stringA, bsonAAllowed)
_, okType = parm.(bson.A)
if !okType || parm == nil || err != nil {
t.Errorf("TestVerifyParms t05 parm: %v, type: %T, error: %v", parm, parm, err)
}
// and that the element in bson.A is a bson.D
pa, okType := parm.(bson.A)
if okType {
parm2 := pa[0]
_, okType := parm2.(bson.D)
if !okType {
t.Errorf("TestVerifyParms t06 parm: %v, type: %T", parm2, parm2)
}
}
// Test that invalid JSON string is caught
invalidString := `["missingBracket":"noBracketValue"]`
parm, err = verifyParm(invalidString, allowAD)
if parm != nil || err == nil {
t.Errorf("TestVerifyParms t07 parm: %v, type: %T, error: %v", parm, parm, err)
}
// Test that verify bson.M works
parm, err = verifyParm(bsonM, bsonMAllowed)
_, okType = parm.(bson.M)
if parm == nil || err != nil || !okType {
t.Errorf("TestVerifyParms t08 parm: %v, type: %T, error: %v", parm, parm, err)
}
// Test that verify bson.D slice works
parm, err = verifyParm(bsonDSlice, bsonDSliceAllowed)
_, okType = parm.([]bson.D)
if parm == nil || err != nil || !okType {
t.Errorf("TestVerifyParms t09 parm: %v, type: %T, error: %v", parm, parm, err)
}
// Test that verify bson.D slice works when passed a bson.D
parm, err = verifyParm(bsonD, bsonDSliceAllowed)
_, okType = parm.([]bson.D)
if parm == nil || err != nil || !okType {
t.Errorf("TestVerifyParms t10 parm: %v, type: %T, error: %v", parm, parm, err)
}
// Test that verify interface slice works when passed a bson.D
parm, err = verifyParm(bsonD, interfaceSliceAllowed)
_, okType = parm.([]interface{})
if parm == nil || err != nil || !okType {
t.Errorf("TestVerifyParms t11 parm: %v, type: %T, error: %v", parm, parm, err)
}
// Test that verify bson.D slice works when passed a bson.A
parm, err = verifyParm(bsonADType, bsonDSliceAllowed)
_, okType = parm.([]bson.D)
if parm == nil || err != nil || !okType {
t.Errorf("TestVerifyParms t12 parm: %v, type: %T, error: %v", parm, parm, err)
}
// Test that invalid if bson.D slice allowed, but bson.A with bson.M passed
parm, err = verifyParm(bsonAVariedType, bsonDSliceAllowed)
if err == nil || !okType {
t.Errorf("TestVerifyParms t13 parm: %v, type: %T, error: %v", parm, parm, err)
}
// Test that verify interface slice works when passed a bson.D slice
parm, err = verifyParm(bsonDSlice, interfaceSliceAllowed)
_, okType = parm.([]interface{})
if parm == nil || err != nil || !okType {
t.Errorf("TestVerifyParms t14 parm: %v, type: %T, error: %v", parm, parm, err)
}
}
func TestVerifyParmsNil(t *testing.T) {
// Test cases where input parm is nil
var nilParm interface{} = nil
// Test that verify bson.D works
parm, err := verifyParm(nilParm, bsonDAllowed)
_, okType := parm.(bson.D)
if parm == nil || err != nil || !okType {
t.Errorf("TestVerifyParmsNil t01 parm: %v, type: %T, error: %v", parm, parm, err)
}
// Test that verify bson.M works
parm, err = verifyParm(nilParm, bsonAAllowed)
_, okType = parm.(bson.A)
if parm == nil || err != nil || !okType {
t.Errorf("TestVerifyParmsNil t02 parm: %v, type: %T, error: %v", parm, parm, err)
}
// Test that verify bson.A works
parm, err = verifyParm(nilParm, bsonMAllowed)
_, okType = parm.(bson.M)
if parm == nil || err != nil || !okType {
t.Errorf("TestVerifyParmsNil t03 parm: %v, type: %T, error: %v", parm, parm, err)
}
// Test that verify []bson.D works
parm, err = verifyParm(nilParm, bsonDSliceAllowed)
_, okType = parm.([]bson.D)
if parm == nil || err != nil || !okType {
t.Errorf("TestVerifyParmsNil t04 parm: %v, type: %T, error: %v", parm, parm, err)
}
// Test that verify []interface{} works
parm, err = verifyParm(nilParm, interfaceSliceAllowed)
_, okType = parm.([]interface{})
if parm == nil || err != nil || !okType {
t.Errorf("TestVerifyParmsNil t04 parm: %v, type: %T, error: %v", parm, parm, err)
}
// Test that invalid nil parm is caught
parm, err = verifyParm(nilParm, 0)
if err == nil {
t.Errorf("TestVerifyParmsNil t99 parm: %v, type: %T, error: %v", parm, parm, err)
}
}
func ExamplePrintBSON() {
pipeline := `[
{ "$match" : {"_id" : {"$oid":"5bf36072a5820f6e28a4736c"} }},
{ "$test" : "field that will be truncated because of length" },
{ "$test" : ["an array", "of text", "values"]},
{ "$test" : [{"array": "of"}, {"objects": 2}]},
{ "$limit": 3 }
]`
var doc interface{}
err := bson.UnmarshalExtJSON([]byte(pipeline), true, &doc)
if err != nil {
panic(err)
}
PrintBSON(doc)
// output:
// [{
// $match (D): {
// _id (ObjectID): ObjectID("5bf36072a5820f6e28a4736c")
// }
// },
// {
// $test (string): field that will be truncated b...
// },
// {
// $test (A): [an array, of text, values]
// },
// {
// $test (A): [{
// array (string): of
// },
// {
// objects (int32): 2
// }
// ]
// },
// {
// $limit (int32): 3
// }
// ]
}