diff --git a/test/results/symbol alias constant.ans b/test/results/symbol alias constant.ans
new file mode 100644
index 0000000..f311b8f
--- /dev/null
+++ b/test/results/symbol alias constant.ans	
@@ -0,0 +1,12 @@
+--# run #--
+--- text ---
+| {}"c=" {}"2" {}" (2)" |
+| {}"l=" {}"*[1, 2, 3]" {}" (*[1,2,3])" |
+--- text ---
+| {}"d=" {}"2" {}" (2)" |
+--- error ---
+trying to change the value of constant d
+	↳ from test/tests/symbol alias constant.ans:12:3 in assignment: d = 5
+	↳ from ? in block: :l = *[1, 2, 3]…
+--# saved #--
+{}
\ No newline at end of file
diff --git a/test/results/text strip trailing space.ans b/test/results/text strip trailing space.ans
new file mode 100644
index 0000000..299c6d4
--- /dev/null
+++ b/test/results/text strip trailing space.ans	
@@ -0,0 +1,12 @@
+--# run #--
+--- text ---
+| {}"" {}"a" {}" == " {}"a" {}"" |
+| {}"" {}"a" {}" == " {}"a" {}"" |
+| {}"" {}"a" {}" == " {}"a" {}"" |
+| {}"" {}"a" {}" == " {}"a" {}"" |
+| {}"" {}" a" {}" == " {}" a" {}"" |
+| {}"" {}"a " {}" == " {}"a " {}"" |
+--- return ---
+()
+--# saved #--
+{}
\ No newline at end of file
diff --git a/test/tests/symbol alias constant.ans b/test/tests/symbol alias constant.ans
new file mode 100644
index 0000000..b07e6be
--- /dev/null
+++ b/test/tests/symbol alias constant.ans	
@@ -0,0 +1,12 @@
+:l = *[1,2,3]
+
+::&c = l(2)
+
+| c={c} (2)
+| l={l} (*[1,2,3])
+
+::&d = "{l(2)}"
+
+| d={c} (2)
+
+d = 5
diff --git a/test/tests/text strip trailing space.ans b/test/tests/text strip trailing space.ans
new file mode 100644
index 0000000..075678a
--- /dev/null
+++ b/test/tests/text strip trailing space.ans	
@@ -0,0 +1,6 @@
+|{|a|} == {| a |}
+|{|a|} == {| a|}
+|{|a|} == {|a |}
+|{|a|} == {| a}
+|{|  a|} == {|  a |}
+|{|a  |} == {| a  |}
\ No newline at end of file