diff --git a/tests/01_err-syntax.test b/tests/01_err-syntax.test
index fdc5b8a..2535976 100644
--- a/tests/01_err-syntax.test
+++ b/tests/01_err-syntax.test
@@ -1 +1,3 @@
-a = 1312; # Error on line 1 col 2: Unbound variable "a".
+void main () {
+    a = 1312; # Error on line 2 col 6: Unbound variable "a".
+}
diff --git a/tests/02_int.test b/tests/02_int.test
index 2d98885..6872258 100644
--- a/tests/02_int.test
+++ b/tests/02_int.test
@@ -1 +1,3 @@
-int a = 1312;
+void main () {
+    int a = 1312;
+}
diff --git a/tests/03_bool.test b/tests/03_bool.test
index dcd965f..1b6d217 100644
--- a/tests/03_bool.test
+++ b/tests/03_bool.test
@@ -1 +1,3 @@
-bool a = true;
+void main () {
+    bool a = true;
+}
diff --git a/tests/04_err-unbound-variable.test b/tests/04_err-unbound-variable.test
index 34d694b..ce01cb2 100644
--- a/tests/04_err-unbound-variable.test
+++ b/tests/04_err-unbound-variable.test
@@ -1 +1,3 @@
-foo = 1312; # Error on line 1 col 4: Unbound variable "foo".
+void main () {
+    foo = 1312; # Error on line 2 col 8: Unbound variable "foo".
+}
diff --git a/tests/05_err-unbound-variable.test b/tests/05_err-unbound-variable.test
index da088d8..d4f75bd 100644
--- a/tests/05_err-unbound-variable.test
+++ b/tests/05_err-unbound-variable.test
@@ -1 +1,3 @@
-int foo = bar; # Error on line 1 col 10: Unbound variable "bar".
+void main () {
+    int foo = bar; # Error on line 2 col 14: Unbound variable "bar".
+}
diff --git a/tests/06_warn-unassigned-variable.test b/tests/06_warn-unassigned-variable.test
index cec8784..d02b012 100644
--- a/tests/06_warn-unassigned-variable.test
+++ b/tests/06_warn-unassigned-variable.test
@@ -1,2 +1,4 @@
-int foo;
-int bar = foo; # Warning on line 2 col 10: Unassigned variable "foo".
+void main () {
+    int foo;
+    int bar = foo; # Warning on line 3 col 14: Unassigned variable "foo".
+}
diff --git a/tests/07_err-type-const.test b/tests/07_err-type-const.test
index b7b4e11..abe44c3 100644
--- a/tests/07_err-type-const.test
+++ b/tests/07_err-type-const.test
@@ -1 +1,3 @@
-int foo = true; # Error on line 1 col 10: Expected int but given bool.
+void main () {
+    int foo = true; # Error on line 2 col 14: Expected int but given bool.
+}
diff --git a/tests/08_err-type-variable.test b/tests/08_err-type-variable.test
index b770043..ae27463 100644
--- a/tests/08_err-type-variable.test
+++ b/tests/08_err-type-variable.test
@@ -1,2 +1,4 @@
-int foo = 1312;
-bool bar = foo; # Error on line 2 col 11: Expected bool but given int.
+void main () {
+    int foo = 1312;
+    bool bar = foo; # Error on line 3 col 15: Expected bool but given int.
+}
diff --git a/tests/09_return.test b/tests/09_return.test
index f67b971..8bc19ce 100644
--- a/tests/09_return.test
+++ b/tests/09_return.test
@@ -1,2 +1,5 @@
-int vie = 42;
-return vie;
+int main () {
+    int vie = 42;
+
+    return vie;
+}
diff --git a/tests/10_math.test b/tests/10_math.test
index cbee8d6..956c93e 100644
--- a/tests/10_math.test
+++ b/tests/10_math.test
@@ -1,2 +1,4 @@
-int res = 13 * 100 + 20 - 8;
-res = res * 2 / 2;
+void main () {
+    int res = 13 * 100 + 20 - 8;
+    res = res * 2 / 2;
+}