lix/tests/unit/libutil/references.cc
Rebecca Turner 7b3ef56094 Add pre-commit checks
The big ones here are `trim-trailing-whitespace` and `end-of-file-fixer`
(which makes sure that every file ends with exactly one newline
character).

Change-Id: Idca73b640883188f068f9903e013cf0d82aa1123
2024-03-29 17:22:56 -07:00

46 lines
1.2 KiB
C++

#include "references.hh"
#include <gtest/gtest.h>
namespace nix {
using std::string;
struct RewriteParams {
string originalString, finalString;
StringMap rewrites;
friend std::ostream& operator<<(std::ostream& os, const RewriteParams& bar) {
StringSet strRewrites;
for (auto & [from, to] : bar.rewrites)
strRewrites.insert(from + "->" + to);
return os <<
"OriginalString: " << bar.originalString << std::endl <<
"Rewrites: " << concatStringsSep(",", strRewrites) << std::endl <<
"Expected result: " << bar.finalString;
}
};
class RewriteTest : public ::testing::TestWithParam<RewriteParams> {
};
TEST_P(RewriteTest, IdentityRewriteIsIdentity) {
RewriteParams param = GetParam();
StringSink rewritten;
auto rewriter = RewritingSink(param.rewrites, rewritten);
rewriter(param.originalString);
rewriter.flush();
ASSERT_EQ(rewritten.s, param.finalString);
}
INSTANTIATE_TEST_CASE_P(
references,
RewriteTest,
::testing::Values(
RewriteParams{ "foooo", "baroo", {{"foo", "bar"}, {"bar", "baz"}}},
RewriteParams{ "foooo", "bazoo", {{"fou", "bar"}, {"foo", "baz"}}},
RewriteParams{ "foooo", "foooo", {}}
)
);
}