diff --git a/test/library/gui/dwarfmode.lua b/test/library/gui/dwarfmode.lua
index 3312050ba..dc0dee18c 100644
--- a/test/library/gui/dwarfmode.lua
+++ b/test/library/gui/dwarfmode.lua
@@ -68,7 +68,7 @@ function test.enterSidebarMode()
     -- verify that all supported modes lead where we say they'll go
     for k,v in pairs(guidm.SIDEBAR_MODE_KEYS) do
         guidm.enterSidebarMode(k)
-        expect.eq(k, df.global.ui.main.mode)
+        expect.eq(k, df.global.ui.main.mode, df.ui_sidebar_mode[k])
     end
     -- end test back in default so the test harness doesn't have to autocorrect
     guidm.enterSidebarMode(df.ui_sidebar_mode.Default)
diff --git a/test/structures/other_vectors.lua b/test/structures/other_vectors.lua
index 0fb1a9630..b913fcb0c 100644
--- a/test/structures/other_vectors.lua
+++ b/test/structures/other_vectors.lua
@@ -12,7 +12,7 @@ end
 
 function test.index_id()
     for i in ipairs(df.units_other_id) do
-        expect.eq(df.global.world.units.other[i]._kind, 'container')
+        expect.eq(df.global.world.units.other[i]._kind, 'container', df.units_other_id[i])
     end
 end
 
diff --git a/test/structures/primitive_refs.lua b/test/structures/primitive_refs.lua
index 13bd3ed90..74abd02b9 100644
--- a/test/structures/primitive_refs.lua
+++ b/test/structures/primitive_refs.lua
@@ -70,7 +70,7 @@ function test.index_write_multi()
             x[i] = i * i
         end
         for i = 0, len - 1 do
-            expect.eq(x[i], i * i)
+            expect.eq(x[i], i * i, i)
         end
     end)
 end