1 files changed, 26 insertions, 2 deletions
diff --git a/absl/status/status_test.cc b/absl/status/status_test.cc
index 0e1a43ce..89cce7df 100644
--- a/absl/status/status_test.cc
+++ b/absl/status/status_test.cc
@@ -14,6 +14,8 @@
 
 #include "absl/status/status.h"
 
+#include <errno.h>
+
 #include "gmock/gmock.h"
 #include "gtest/gtest.h"
 #include "absl/strings/str_cat.h"
@@ -36,7 +38,9 @@ TEST(StatusCode, InsertionOperator) {
 // its creator, and its classifier.
 struct ErrorTest {
   absl::StatusCode code;
-  using Creator = absl::Status (*)(absl::string_view);
+  using Creator = absl::Status (*)(
+      absl::string_view
+  );
   using Classifier = bool (*)(const absl::Status&);
   Creator creator;
   Classifier classifier;
@@ -78,7 +82,9 @@ TEST(Status, CreateAndClassify) {
     // expected error code and message.
     std::string message =
         absl::StrCat("error code ", test.code, " test message");
-    absl::Status status = test.creator(message);
+    absl::Status status = test.creator(
+        message
+    );
     EXPECT_EQ(test.code, status.code());
     EXPECT_EQ(message, status.message());
 
@@ -481,4 +487,22 @@ TEST(Status, Swap) {
   test_swap(no_payload, with_payload);
   test_swap(with_payload, no_payload);
 }
+
+TEST(StatusErrno, ErrnoToStatusCode) {
+  EXPECT_EQ(absl::ErrnoToStatusCode(0), absl::StatusCode::kOk);
+
+  // Spot-check a few errno values.
+  EXPECT_EQ(absl::ErrnoToStatusCode(EINVAL),
+            absl::StatusCode::kInvalidArgument);
+  EXPECT_EQ(absl::ErrnoToStatusCode(ENOENT), absl::StatusCode::kNotFound);
+
+  // We'll pick a very large number so it hopefully doesn't collide to errno.
+  EXPECT_EQ(absl::ErrnoToStatusCode(19980927), absl::StatusCode::kUnknown);
+}
+
+TEST(StatusErrno, ErrnoToStatus) {
+  absl::Status status = absl::ErrnoToStatus(ENOENT, "Cannot open 'path'");
+  EXPECT_EQ(status.code(), absl::StatusCode::kNotFound);
+  EXPECT_EQ(status.message(), "Cannot open 'path': No such file or directory");
+}
 }  // namespace