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// Copyright 2025 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "base/test/values_test_util.h"
#include "base/types/optional_util.h"
#include "base/values.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace base::test {
using testing::Not;
TEST(ValuesTestUtilTest, IsSupersetOfValue_Supersets) {
// Identical value is ok.
const Value template_dict = ParseJson(R"json({"foo": [{"bar": "baz"}]})json");
const Value template_list =
ParseJson(R"json([{"bar": "baz", "list": [1, 2, 3]}, 3, 42])json");
EXPECT_THAT(template_dict, IsSupersetOfValue(template_dict));
EXPECT_THAT(template_list, IsSupersetOfValue(template_list));
// Extra top-level dict fields are ok.
EXPECT_THAT(
ParseJson(
R"json({"foo": [{"bar": "baz", "blah": true}], "unused": 2})json"),
IsSupersetOfValue(template_dict));
// Extra nested dict fields are ok.
EXPECT_THAT(
ParseJson(
R"json({"foo": [{"bar": "baz", "blah": true, "unused": 2}]})json"),
IsSupersetOfValue(template_dict));
// Extra top-level list elements are ok.
EXPECT_THAT(
ParseJson(R"json([{"bar": "baz", "list": [1, 2, 3]}, 3, 42, 100])json"),
IsSupersetOfValue(template_list));
// Extra nested list elements are ok.
EXPECT_THAT(
ParseJson(R"json([{"bar": "baz", "list": [1, 2, 3, 100]}, 3, 42])json"),
IsSupersetOfValue(template_list));
}
TEST(ValuesTestUtilTest, IsSupersetOfValue_Subsets) {
const Value template_dict =
ParseJson(R"json({"foo": [{"bar": "baz"}, 3], "zip": "zap"})json");
const Value template_list =
ParseJson(R"json([{"bar": "baz", "list": [1, 2, 3]}, 3, 42])json");
// Missing top-level list element.
EXPECT_THAT(ParseJson(R"json([{"bar": "baz", "list": [1, 2, 3]}, 3])json"),
Not(IsSupersetOfValue(template_list)));
// Missing nested list element.
EXPECT_THAT(ParseJson(R"json([{"bar": "baz", "list": [1, 3]}, 3, 42])json"),
Not(IsSupersetOfValue(template_list)));
// Missing top-level field.
EXPECT_THAT(ParseJson(R"json({"foo": [{"bar": "baz"}, 3]})json"),
Not(IsSupersetOfValue(template_dict)));
// Missing field in nested dict.
EXPECT_THAT(ParseJson(R"json({"bar": "baz", "nested": {}})json"),
Not(IsSupersetOfValue(ParseJson(
R"json({"nested": {"missing": 3}, "bar": "baz"})json"))));
// Missing field in nested dict inside a list.
EXPECT_THAT(
ParseJson(R"json({"bar": "baz", "nested": [{"unused": true}]})json"),
Not(IsSupersetOfValue(
ParseJson(R"json({"nested": [{"missing": 3}], "bar": "baz"})json"))));
}
TEST(ValuesTestUtilTest, IsSupersetOfValue_TypeMismatch) {
// Wrong top-level type.
EXPECT_THAT(ParseJson("3"), Not(IsSupersetOfValue(ParseJson(
R"json({"foo": [{"bar": "baz"}]})json"))));
// Wrong nested type.
EXPECT_THAT(ParseJson(R"json({"foo": false})json"),
Not(IsSupersetOfValue(ParseJson(R"json({"foo": "bar"})json"))));
EXPECT_THAT(ParseJson("3"), Not(IsSupersetOfValue(ParseJsonList("[]"))));
EXPECT_THAT(ParseJsonDict("{}"), Not(IsSupersetOfValue(ParseJsonList("[]"))));
EXPECT_THAT(ParseJsonList("[2]"),
Not(IsSupersetOfValue(ParseJsonList("[1, 2, true]"))));
}
} // namespace base::test
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