diff --git a/src/testdir/test_vim9_expr.vim b/src/testdir/test_vim9_expr.vim
index 0d2a2b0..bf4f7d2 100644
--- a/src/testdir/test_vim9_expr.vim
+++ b/src/testdir/test_vim9_expr.vim
@@ -64,6 +64,15 @@
       assert_equal('no', var)
   END
   CheckScriptSuccess(lines)
+
+  lines =<< trim END
+      vim9script
+      let var = v:false ?
+      		'yes' :
+		'no'
+      assert_equal('no', var)
+  END
+  CheckScriptSuccess(lines)
 enddef
 
 func Test_expr1_fails()
@@ -135,6 +144,15 @@
       assert_equal(1, var)
   END
   CheckScriptSuccess(lines)
+
+  lines =<< trim END
+      vim9script
+      let var = v:false ||
+      		v:true ||
+		v:false
+      assert_equal(1, var)
+  END
+  CheckScriptSuccess(lines)
 enddef
 
 func Test_expr2_fails()
@@ -198,6 +216,15 @@
       assert_equal(1, var)
   END
   CheckScriptSuccess(lines)
+
+  lines =<< trim END
+      vim9script
+      let var = v:true &&
+      		v:true &&
+      		v:true
+      assert_equal(1, var)
+  END
+  CheckScriptSuccess(lines)
 enddef
 
 func Test_expr3_fails()
@@ -549,6 +576,14 @@
 
   lines =<< trim END
       vim9script
+      let var = 123 ==
+      			123
+      assert_equal(1, var)
+  END
+  CheckScriptSuccess(lines)
+
+  lines =<< trim END
+      vim9script
       let list = [1, 2, 3]
       let var = list
       		is list