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scylladb/test/lib/result_set_assertions.hh
Avi Kivity f3eade2f62 treewide: relicense to ScyllaDB-Source-Available-1.0
Drop the AGPL license in favor of a source-available license.
See the blog post [1] for details.

[1] https://www.scylladb.com/2024/12/18/why-were-moving-to-a-source-available-license/
2024-12-18 17:45:13 +02:00

62 lines
1.4 KiB
C++

/*
* Copyright (C) 2015-present ScyllaDB
*/
/*
* SPDX-License-Identifier: LicenseRef-ScyllaDB-Source-Available-1.0
*/
#pragma once
#include <map>
#include "query-result-set.hh"
//
// Contains assertions for query::result_set objects
//
// Example use:
//
// assert_that(rs)
// .has(a_row().with_column("column_name", "value"));
//
class row_assertion {
std::map<bytes, data_value> _expected_values;
bool _only_that = false;
public:
row_assertion& with_column(bytes name, data_value value) {
_expected_values.emplace(name, value);
return *this;
}
row_assertion& and_only_that() {
_only_that = true;
return *this;
}
private:
friend class result_set_assertions;
bool matches(const query::result_set_row& row) const;
sstring describe(schema_ptr s) const;
};
inline
row_assertion a_row() {
return {};
}
class result_set_assertions {
const query::result_set& _rs;
public:
result_set_assertions(const query::result_set& rs) : _rs(rs) { }
const result_set_assertions& has(const row_assertion& ra) const;
const result_set_assertions& has_only(const row_assertion& ra) const;
const result_set_assertions& is_empty() const;
const result_set_assertions& has_size(int row_count) const;
};
// Make rs live as long as the returned assertion object is used
inline
result_set_assertions assert_that(const query::result_set& rs) {
return { rs };
}