1 files changed, 93 insertions, 0 deletions
diff --git a/lldb/unittests/Utility/ProcessInstanceInfoTest.cpp b/lldb/unittests/Utility/ProcessInstanceInfoTest.cpp
new file mode 100644
index 00000000000..334bab143c5
--- /dev/null
+++ b/lldb/unittests/Utility/ProcessInstanceInfoTest.cpp
@@ -0,0 +1,93 @@
+//===-- ProcessInstanceInfoTest.cpp -----------------------------*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#include "lldb/Target/Process.h"
+#include "gtest/gtest.h"
+
+using namespace lldb_private;
+
+namespace {
+/// A very simple resolver which fails for even ids and returns a simple string
+/// for odd ones.
+class DummyUserIDResolver : public UserIDResolver {
+protected:
+  llvm::Optional<std::string> DoGetUserName(id_t uid) override {
+    if (uid % 2)
+      return ("user" + llvm::Twine(uid)).str();
+    return llvm::None;
+  }
+
+  llvm::Optional<std::string> DoGetGroupName(id_t gid) override {
+    if (gid % 2)
+      return ("group" + llvm::Twine(gid)).str();
+    return llvm::None;
+  }
+};
+} // namespace
+
+TEST(ProcessInstanceInfo, Dump) {
+  ProcessInstanceInfo info("a.out", ArchSpec("x86_64-pc-linux"), 47);
+  info.SetUserID(1);
+  info.SetEffectiveUserID(2);
+  info.SetGroupID(3);
+  info.SetEffectiveGroupID(4);
+
+  DummyUserIDResolver resolver;
+  StreamString s;
+  info.Dump(s, resolver);
+  EXPECT_STREQ(R"(    pid = 47
+   name = a.out
+   file = a.out
+   arch = x86_64-pc-linux
+    uid = 1     (user1)
+    gid = 3     (group3)
+   euid = 2     ()
+   egid = 4     ()
+)",
+               s.GetData());
+}
+
+TEST(ProcessInstanceInfo, DumpTable) {
+  ProcessInstanceInfo info("a.out", ArchSpec("x86_64-pc-linux"), 47);
+  info.SetUserID(1);
+  info.SetEffectiveUserID(2);
+  info.SetGroupID(3);
+  info.SetEffectiveGroupID(4);
+
+  DummyUserIDResolver resolver;
+  StreamString s;
+
+  const bool show_args = false;
+  const bool verbose = true;
+  ProcessInstanceInfo::DumpTableHeader(s, show_args, verbose);
+  info.DumpAsTableRow(s, resolver, show_args, verbose);
+  EXPECT_STREQ(
+      R"(PID    PARENT USER       GROUP      EFF USER   EFF GROUP  TRIPLE                   ARGUMENTS
+====== ====== ========== ========== ========== ========== ======================== ============================
+47     0      user1      group3     2          4          x86_64-pc-linux          
+)",
+      s.GetData());
+}
+
+TEST(ProcessInstanceInfo, DumpTable_invalidUID) {
+  ProcessInstanceInfo info("a.out", ArchSpec("x86_64-pc-linux"), 47);
+
+  DummyUserIDResolver resolver;
+  StreamString s;
+
+  const bool show_args = false;
+  const bool verbose = false;
+  ProcessInstanceInfo::DumpTableHeader(s, show_args, verbose);
+  info.DumpAsTableRow(s, resolver, show_args, verbose);
+  EXPECT_STREQ(
+      R"(PID    PARENT USER       TRIPLE                   NAME
+====== ====== ========== ======================== ============================
+47     0                 x86_64-pc-linux          a.out
+)",
+      s.GetData());
+}