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// Copyright 2023 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package checker
import (
"testing"
"github.com/google/cel-go/checker/decls"
"github.com/google/cel-go/common/types"
)
func TestFormatType(t *testing.T) {
tests := []*types.Type{
types.AnyType,
types.BoolType,
types.BytesType,
types.DoubleType,
types.DurationType,
types.DynType,
types.ErrorType,
types.IntType,
types.NewListType(types.StringType),
types.NewMapType(types.IntType, types.DynType),
types.NewObjectType("dev.cel.Expr"),
types.NewOptionalType(types.BoolType),
types.NewNullableType(types.IntType),
types.NewTypeParamType("T"),
types.NewTypeTypeWithParam(types.NewListType(types.IntType)),
types.NullType,
types.StringType,
types.TimestampType,
types.TypeType,
types.UintType,
}
for _, tst := range tests {
tc := tst
t.Run(tc.DeclaredTypeName(), func(t *testing.T) {
exprType, err := types.TypeToExprType(tc)
if err != nil {
t.Fatalf("types.TypeToExprType(%v) failed: %v", tc, err)
}
if FormatCELType(tc) != FormatCheckedType(exprType) {
t.Errorf("FormatCELType(%v) not equal to FormatCheckedType(%v), got %s, wanted %s",
tc, exprType, FormatCELType(tc), FormatCheckedType(exprType))
}
})
}
}
func TestFormatFunctionType(t *testing.T) {
// native type representation of function(string, int) -> bool
ct := FormatCELType(newFunctionType(types.BoolType, types.StringType, types.IntType))
// protobuf-based function type
et := FormatCheckedType(decls.NewFunctionType(decls.Bool, decls.String, decls.Int))
if ct != et {
t.Errorf("FormatCELType() not equal to FormatCheckedType(), got %s, wanted %s", ct, et)
}
}
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