From e403475bbf6f70b3e79b6f4503dbadcc3dad504c Mon Sep 17 00:00:00 2001
From: Mustafa Quraish <mustafaq9@gmail.com>
Date: Sat, 29 Jan 2022 13:52:58 -0500
Subject: Allow uninitialized variable declarations

---
 tests/common.sh    | 23 ++++-------------------
 tests/variables.sh | 30 +++++++++++++++++++++++++++++-
 2 files changed, 33 insertions(+), 20 deletions(-)

(limited to 'tests')

diff --git a/tests/common.sh b/tests/common.sh
index 7c8b5ae..dd64ade 100644
--- a/tests/common.sh
+++ b/tests/common.sh
@@ -18,8 +18,8 @@ function assert_exit_status() {
         echo ""
         echo "----------------------------------" 
         echo "Test failed: expected $2, got $res"
-        echo "- Input was:"
-        echo "     \`$1\`"
+        echo "----------------------------------"
+        echo "$1"
         exit 1
     fi
     set -e
@@ -27,21 +27,6 @@ function assert_exit_status() {
 }
 
 function assert_exit_status_stdin() {
-    ./cupcc -
-    assemble
-
-    set +e
-    ./a.out
-    res=$?
-    if [ $res -ne $1 ]
-    then
-        echo ""
-        echo "----------------------------------" 
-        echo "Test failed: expected $2, got $res"
-        echo "- Input was:"
-        echo "     \`$1\`"
-        exit 1
-    fi
-    set -e
-    echo -n "."
+    code=$(</dev/stdin)
+    assert_exit_status "$code" $1
 }
\ No newline at end of file
diff --git a/tests/variables.sh b/tests/variables.sh
index 94010d7..0c88784 100755
--- a/tests/variables.sh
+++ b/tests/variables.sh
@@ -5,9 +5,27 @@
 set -e
 
 echo -n "- One variable: "
-assert_exit_status 'fn main() { let x: int = 45; return 1; }' 1
+assert_exit_status 'fn main() { let x: int; x = 45; return x; }' 45
 assert_exit_status 'fn main() { let x: int = 45; return x; }' 45
 assert_exit_status 'fn main() { let x: int = 45; return x+x; }' 90
+
+assert_exit_status_stdin 5 <<EOF
+fn main() { 
+    let x: int;
+    x = 3;
+    x = 5;
+    return x;  
+}
+EOF
+
+assert_exit_status_stdin 5 <<EOF
+fn main() { 
+    let x: int = 3;
+    x = x + x - 1;
+    return x;  
+}
+EOF
+
 echo " OK"
 
 echo -n "- Multiple variable: "
@@ -31,4 +49,14 @@ fn main() {
 }
 EOF
 
+assert_exit_status_stdin 2 <<EOF
+fn main() { 
+    let x: int = 1;
+    let y: int = x + x;
+    y = y + x;
+    x = (x + x) * y;
+    return x / y;  
+}
+EOF
+
 echo " OK"
-- 
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