1 files changed, 68 insertions, 0 deletions
diff --git a/tests/helpers.sh b/tests/helpers.sh
new file mode 100644
index 0000000..eaccd5c
--- /dev/null
+++ b/tests/helpers.sh
@@ -0,0 +1,68 @@
+function test_exit_code() {
+    cat > main.c
+
+    "$ducc" -o a.out main.c
+    set +e
+    ./a.out
+    exit_code=$?
+    set -e
+
+    expected=$1
+
+    if [[ $exit_code -ne $expected ]]; then
+        echo "invalid exit code: expected $expected, but got $exit_code" >&2
+        exit 1
+    fi
+}
+
+function test_diff() {
+    cat > main.c
+
+    "$ducc" -o a.out main.c
+    if [[ ! -f input ]]; then
+        touch input
+    fi
+    ./a.out "$@" < input > output
+    exit_code=$?
+
+    if [[ $exit_code -ne 0 ]]; then
+        echo "invalid exit code: $exit_code" >&2
+        exit 1
+    fi
+
+    diff -u expected output
+}
+
+function test_compile_error() {
+    cat > main.c
+
+    set +e
+    "$ducc" main.c > /dev/null 2> output
+    exit_code=$?
+    set -e
+
+    if [[ $exit_code -eq 0 ]]; then
+        echo "expected to fail" >&2
+        exit 1
+    fi
+
+    diff -u expected output
+}
+
+function test_example() {
+    filename="../../../examples/$1.c"
+
+    "$ducc" -o a.out "$filename"
+    if [[ ! -f input ]]; then
+        touch input
+    fi
+    ./a.out "$@" < input > output
+    exit_code=$?
+
+    if [[ $exit_code -ne 0 ]]; then
+        echo "invalid exit code: $exit_code" >&2
+        exit 1
+    fi
+
+    diff -u expected output
+}