feat: resolve include name relative to the current file name

2 files changed, 36 insertions, 5 deletions

diff --git a/tests/055.sh b/tests/055.sh
index 6fc3608..997f12b 100644
--- a/tests/055.sh
+++ b/tests/055.sh
@@ -1,7 +1,3 @@
-cat <<'EOF' > expected
-8
-EOF
-
 cat <<'EOF' > header.h
 int add(int a, int b) {
     return a + b;
@@ -10,6 +6,9 @@ int add(int a, int b) {
 int printf(const char*, ...);
 EOF
 
+cat <<'EOF' > expected
+8
+EOF
 test_diff <<'EOF'
 #include "header.h"
 
@@ -18,3 +17,35 @@ int main() {
     return 0;
 }
 EOF
+
+mkdir -p foo
+cat <<'EOF' > bar.h
+#include "baz.h"
+EOF
+cat <<'EOF' > baz.h
+#define A 123
+EOF
+cat <<'EOF' > foo/bar.h
+#include "baz.h"
+EOF
+cat <<'EOF' > foo/baz.h
+#define A 456
+EOF
+
+cat <<'EOF' > expected
+123
+456
+EOF
+test_diff <<'EOF'
+int printf(const char*, ...);
+
+int main() {
+#include "bar.h"
+    printf("%d\n", A);
+
+#undef A
+
+#include "foo/bar.h"
+    printf("%d\n", A);
+}
+EOF
diff --git a/tests/057.sh b/tests/057.sh
index 8850e55..291030c 100644
--- a/tests/057.sh
+++ b/tests/057.sh
@@ -1,5 +1,5 @@
 cat <<'EOF' > expected
-cannot open include file: nonexistent.h
+cannot open include file: ./nonexistent.h
 EOF
 
 test_compile_error <<'EOF'