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#include "eval/eval/attribute_utility.h"
#include "google/api/expr/v1alpha1/syntax.pb.h"
#include "gmock/gmock.h"
#include "gtest/gtest.h"
#include "eval/public/cel_attribute.h"
#include "eval/public/cel_value.h"
#include "eval/public/unknown_attribute_set.h"
#include "eval/public/unknown_set.h"
namespace google {
namespace api {
namespace expr {
namespace runtime {
using google::api::expr::v1alpha1::Expr;
using testing::Eq;
using testing::IsNull;
using testing::NotNull;
using testing::SizeIs;
using testing::UnorderedPointwise;
TEST(UnknownsUtilityTest, UnknownsUtilityCheckUnknowns) {
google::protobuf::Arena arena;
std::vector<CelAttributePattern> unknown_patterns = {
CelAttributePattern("unknown0", {CelAttributeQualifierPattern::Create(
CelValue::CreateInt64(1))}),
CelAttributePattern("unknown0", {CelAttributeQualifierPattern::Create(
CelValue::CreateInt64(2))}),
CelAttributePattern("unknown1", {}),
CelAttributePattern("unknown2", {}),
};
std::vector<CelAttributePattern> missing_attribute_patterns;
AttributeUtility utility(&unknown_patterns, &missing_attribute_patterns,
&arena);
// no match for void trail
ASSERT_FALSE(utility.CheckForUnknown(AttributeTrail(), true));
ASSERT_FALSE(utility.CheckForUnknown(AttributeTrail(), false));
google::api::expr::v1alpha1::Expr unknown_expr0;
unknown_expr0.mutable_ident_expr()->set_name("unknown0");
AttributeTrail unknown_trail0(unknown_expr0, &arena);
{ ASSERT_FALSE(utility.CheckForUnknown(unknown_trail0, false)); }
{ ASSERT_TRUE(utility.CheckForUnknown(unknown_trail0, true)); }
{
ASSERT_TRUE(utility.CheckForUnknown(
unknown_trail0.Step(
CelAttributeQualifier::Create(CelValue::CreateInt64(1)), &arena),
false));
}
{
ASSERT_TRUE(utility.CheckForUnknown(
unknown_trail0.Step(
CelAttributeQualifier::Create(CelValue::CreateInt64(1)), &arena),
true));
}
}
TEST(UnknownsUtilityTest, UnknownsUtilityMergeUnknownsFromValues) {
google::protobuf::Arena arena;
google::api::expr::v1alpha1::Expr unknown_expr0;
unknown_expr0.mutable_ident_expr()->set_name("unknown0");
google::api::expr::v1alpha1::Expr unknown_expr1;
unknown_expr1.mutable_ident_expr()->set_name("unknown1");
google::api::expr::v1alpha1::Expr unknown_expr2;
unknown_expr2.mutable_ident_expr()->set_name("unknown2");
std::vector<CelAttributePattern> unknown_patterns;
std::vector<CelAttributePattern> missing_attribute_patterns;
CelAttribute attribute0(unknown_expr0, {});
CelAttribute attribute1(unknown_expr1, {});
CelAttribute attribute2(unknown_expr2, {});
AttributeUtility utility(&unknown_patterns, &missing_attribute_patterns,
&arena);
UnknownSet unknown_set0(UnknownAttributeSet({&attribute0}));
UnknownSet unknown_set1(UnknownAttributeSet({&attribute1}));
UnknownSet unknown_set2(UnknownAttributeSet({&attribute1, &attribute2}));
std::vector<CelValue> values = {
CelValue::CreateUnknownSet(&unknown_set0),
CelValue::CreateUnknownSet(&unknown_set1),
CelValue::CreateBool(true),
CelValue::CreateInt64(1),
};
const UnknownSet* unknown_set = utility.MergeUnknowns(values, nullptr);
ASSERT_THAT(unknown_set, NotNull());
ASSERT_THAT(unknown_set->unknown_attributes().attributes(),
UnorderedPointwise(Eq(), std::vector<const CelAttribute*>{
&attribute0, &attribute1}));
unknown_set = utility.MergeUnknowns(values, &unknown_set2);
ASSERT_THAT(unknown_set, NotNull());
ASSERT_THAT(
unknown_set->unknown_attributes().attributes(),
UnorderedPointwise(Eq(), std::vector<const CelAttribute*>{
&attribute0, &attribute1, &attribute2}));
}
TEST(UnknownsUtilityTest, UnknownsUtilityCheckForUnknownsFromAttributes) {
google::protobuf::Arena arena;
std::vector<CelAttributePattern> unknown_patterns = {
CelAttributePattern("unknown0",
{CelAttributeQualifierPattern::CreateWildcard()}),
};
std::vector<CelAttributePattern> missing_attribute_patterns;
google::api::expr::v1alpha1::Expr unknown_expr0;
unknown_expr0.mutable_ident_expr()->set_name("unknown0");
google::api::expr::v1alpha1::Expr unknown_expr1;
unknown_expr1.mutable_ident_expr()->set_name("unknown1");
AttributeTrail trail0(unknown_expr0, &arena);
AttributeTrail trail1(unknown_expr1, &arena);
CelAttribute attribute1(unknown_expr1, {});
UnknownSet unknown_set1(UnknownAttributeSet({&attribute1}));
AttributeUtility utility(&unknown_patterns, &missing_attribute_patterns,
&arena);
UnknownSet unknown_attr_set(utility.CheckForUnknowns(
{
AttributeTrail(), // To make sure we handle empty trail gracefully.
trail0.Step(CelAttributeQualifier::Create(CelValue::CreateInt64(1)),
&arena),
trail0.Step(CelAttributeQualifier::Create(CelValue::CreateInt64(2)),
&arena),
},
false));
UnknownSet unknown_set(unknown_set1, unknown_attr_set);
ASSERT_THAT(unknown_set.unknown_attributes().attributes(), SizeIs(3));
}
TEST(UnknownsUtilityTest, UnknownsUtilityCheckForMissingAttributes) {
google::protobuf::Arena arena;
std::vector<CelAttributePattern> unknown_patterns;
std::vector<CelAttributePattern> missing_attribute_patterns;
Expr expr;
auto* select_expr = expr.mutable_select_expr();
select_expr->set_field("ip");
Expr* ident_expr = select_expr->mutable_operand();
ident_expr->mutable_ident_expr()->set_name("destination");
AttributeTrail trail(*ident_expr, &arena);
trail = trail.Step(
CelAttributeQualifier::Create(CelValue::CreateStringView("ip")), &arena);
AttributeUtility utility0(&unknown_patterns, &missing_attribute_patterns,
&arena);
EXPECT_FALSE(utility0.CheckForMissingAttribute(trail));
missing_attribute_patterns.push_back(CelAttributePattern(
"destination", {CelAttributeQualifierPattern::Create(
CelValue::CreateStringView("ip"))}));
AttributeUtility utility1(&unknown_patterns, &missing_attribute_patterns,
&arena);
EXPECT_TRUE(utility1.CheckForMissingAttribute(trail));
}
} // namespace runtime
} // namespace expr
} // namespace api
} // namespace google