#
#
# add_dir "tests/log_recognizes_invalid_workspace_parent"
# 
# add_file "tests/log_recognizes_invalid_workspace_parent/__driver__.lua"
#  content [6f35ab85a83153a157bbefff0e3f65c9a5dbb0b0]
#
============================================================
--- tests/log_recognizes_invalid_workspace_parent/__driver__.lua	6f35ab85a83153a157bbefff0e3f65c9a5dbb0b0
+++ tests/log_recognizes_invalid_workspace_parent/__driver__.lua	6f35ab85a83153a157bbefff0e3f65c9a5dbb0b0
@@ -0,0 +1,21 @@
+
+mtn_setup()
+
+addfile("foo", "bar")
+commit()
+
+check(mtn("log"), 0, false, false)
+
+rev = readfile("_MTN/revision")
+-- change the parent revision to an invalid one
+rev = string.gsub(rev,
+    "old_revision %[(%w+)%]",
+    "old_revision [0000000000000000000000000000000000000002]")
+writefile("_MTN/revision", rev)
+
+check(mtn("log"), 1, false, true)
+check(qgrep(
+    "workspace parent revision '0000000000000000000000000000000000000002' not found",
+    "stderr"
+))
+