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NullSafetyTest.cpp
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84 lines (67 loc) · 2.55 KB
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#include <gtest/gtest.h>
#include <jsonata/Jsonata.h>
#include <nlohmann/json.hpp>
#include <jsonata/JException.h>
#include <vector>
#include <memory>
namespace jsonata {
class NullSafetyTest : public ::testing::Test {
protected:
void SetUp() override {}
void TearDown() override {}
static nlohmann::ordered_json makeArray(const std::vector<nlohmann::ordered_json>& values) {
nlohmann::ordered_json arr = nlohmann::ordered_json::array();
for (const auto& v : values) arr.push_back(v);
return arr;
}
};
TEST_F(NullSafetyTest, testNullSafety) {
auto r = Jsonata("$sift(undefined, $uppercase)").evaluate(nullptr);
EXPECT_TRUE(r.is_null());
r = Jsonata("$each(undefined, $uppercase)").evaluate(nullptr);
EXPECT_TRUE(r.is_null());
r = Jsonata("$keys(null)").evaluate(nullptr);
EXPECT_TRUE(r.is_null());
r = Jsonata("$map(null, $uppercase)").evaluate(nullptr);
EXPECT_TRUE(r.is_null());
r = Jsonata("$filter(null, $uppercase)").evaluate(nullptr);
EXPECT_TRUE(r.is_null());
r = Jsonata("$single(null, $uppercase)").evaluate(nullptr);
EXPECT_TRUE(r.is_null());
r = Jsonata("$reduce(null, $uppercase)").evaluate(nullptr);
EXPECT_TRUE(r.is_null());
r = Jsonata("$lookup(null, 'anykey')").evaluate(nullptr);
EXPECT_TRUE(r.is_null());
r = Jsonata("$spread(null)").evaluate(nullptr);
EXPECT_TRUE(r.is_null());
}
TEST_F(NullSafetyTest, testFilterNull) {
auto arrayData = makeArray({1, nullptr});
Jsonata expr("$filter($, function($v, $i, $a){$v})");
auto result = expr.evaluate(arrayData);
ASSERT_TRUE(result.is_number());
EXPECT_EQ(result.get<int>(), 1);
}
TEST_F(NullSafetyTest, testNotNull) {
auto result = Jsonata("$not($)").evaluate(nullptr);
EXPECT_TRUE(result.is_null());
}
TEST_F(NullSafetyTest, testSingleNull) {
auto arrayData = makeArray({nullptr, 1});
Jsonata expr("$single($, function($v, $i, $a){ $v })");
auto result = expr.evaluate(arrayData);
ASSERT_TRUE(result.is_number());
EXPECT_EQ(result.get<int>(), 1);
}
TEST_F(NullSafetyTest, testFilterNullLookup) {
nlohmann::ordered_json arrayData = nlohmann::ordered_json::array({
nlohmann::ordered_json::object({{"content", "some"}}),
nlohmann::ordered_json::object()
});
Jsonata expr("$filter($, function($v, $i, $a){$lookup($v, 'content')})");
auto result = expr.evaluate(arrayData);
ASSERT_TRUE(result.is_object());
ASSERT_TRUE(result.contains("content"));
EXPECT_EQ(result["content"].get<std::string>(), "some");
}
} // namespace jsonata