chore(3p/nix): unvendor tvix 0.1 r/4098

Nothing is using this now, and we'll likely never pick this up again,
but we learned a lot in the process.

Every now and then this breaks in some bizarre way on channel bumps
and it's just a waste of time to maintain that.

Change-Id: Idcf2f5acd4ca7070ce18d7149cbfc0d967dc0a44
Reviewed-on: https://cl.tvl.fyi/c/depot/+/5632
Tested-by: BuildkiteCI
Reviewed-by: sterni <sternenseemann@systemli.org>
Reviewed-by: lukegb <lukegb@tvl.fyi>
Autosubmit: tazjin <tazjin@tvl.su>

1 files changed, 0 insertions, 83 deletions

diff --git a/third_party/nix/src/tests/status_helpers.h b/third_party/nix/src/tests/status_helpers.h
deleted file mode 100644
index ca596dbb5254..000000000000
--- a/third_party/nix/src/tests/status_helpers.h
+++ /dev/null
@@ -1,83 +0,0 @@
-#pragma once
-
-#include <absl/status/status.h>
-#include <absl/status/statusor.h>
-#include <absl/strings/str_cat.h>
-#include <gmock/gmock.h>
-#include <gtest/gtest.h>
-
-namespace testing {
-
-/*
- * This file contains gtest matchers for absl::Status.
- *
- * Example usage:
- *
- *   EXPECT_OK(status); -- fails the test if 'status' is an error
- *   ASSERT_OK(status); -- instantly fails the test if error
- *
- *   using ::testing::IsStatusCode;
- *   EXPECT_THAT(status, IsStatusCode(absl::StatusCode::kInternal));
- */
-
-namespace nix_internal {
-
-using ::testing::MakeMatcher;
-using ::testing::Matcher;
-using ::testing::MatcherInterface;
-using ::testing::MatchResultListener;
-
-MATCHER_P(IsStatusCode, code, "") { return arg.code() == code; }
-
-class StatusCodeMatcher {
- public:
-  StatusCodeMatcher(absl::StatusCode code) : code_(code) {}
-
-  // Match on absl::Status.
-  template <class T,
-            typename std::enable_if<std::is_same<T, absl::Status>::value,
-                                    int>::type int_ = 0>
-  bool MatchAndExplain(const T& status,
-                       MatchResultListener* /* listener */) const {
-    return status.code() == code_;
-  }
-
-  // Match on absl::StatusOr.
-  //
-  // note: I check for the return value of ConsumeValueOrDie because it's the
-  // only non-overloaded member I could figure out how to select. Checking for
-  // the presence of .status() didn't work because it's overloaded, so
-  // std::invoke_result can't pick which overload to use.
-  template <class T,
-            typename std::enable_if<
-                std::is_same<typename std::invoke_result<
-                                 decltype(&T::ConsumeValueOrDie), T>::type,
-                             typename T::value_type>::value,
-                int>::type int_ = 0>
-  bool MatchAndExplain(const T& statusor,
-                       MatchResultListener* /* listener */) const {
-    return statusor.status().code() == code_;
-  }
-
-  void DescribeTo(std::ostream* os) const { *os << "is " << code_; }
-
-  void DescribeNegationTo(std::ostream* os) const { *os << "isn't " << code_; }
-
- private:
-  absl::StatusCode code_;
-};
-
-}  // namespace nix_internal
-
-PolymorphicMatcher<nix_internal::StatusCodeMatcher> IsStatusCode(
-    absl::StatusCode code) {
-  return MakePolymorphicMatcher(nix_internal::StatusCodeMatcher(code));
-}
-
-#define EXPECT_OK(status) \
-  EXPECT_THAT((status), testing::IsStatusCode(absl::StatusCode::kOk))
-
-#define ASSERT_OK(status) \
-  ASSERT_THAT((status), testing::IsStatusCode(absl::StatusCode::kOk))
-
-}  // namespace testing