Allow explicit test root (#5980)

1 files changed, 15 insertions, 0 deletions

diff --git a/tools/slang-test/options.cpp b/tools/slang-test/options.cpp
index 10f98f3a2..9dd831afa 100644
--- a/tools/slang-test/options.cpp
+++ b/tools/slang-test/options.cpp
@@ -327,6 +327,15 @@ static bool _isSubCommand(const char* arg)
                 optionsOut->expectedFailureList.add(line);
             }
         }
+        else if (strcmp(arg, "-test-dir") == 0)
+        {
+            if (argCursor == argEnd)
+            {
+                stdError.print("error: expected operand for '%s'\n", arg);
+                return SLANG_FAIL;
+            }
+            optionsOut->testDir = *argCursor++;
+        }
         else
         {
             stdError.print("unknown option '%s'\n", arg);
@@ -365,5 +374,11 @@ static bool _isSubCommand(const char* arg)
         }
     }
 
+    if (optionsOut->testDir.getLength() == 0)
+    {
+        // If the test directory isn't set, use the "tests" directory
+        optionsOut->testDir = String("tests/");
+    }
+
     return SLANG_OK;
 }