From 274e212c16bb354532e4a955e594a159cef61665 Mon Sep 17 00:00:00 2001
From: nsfisis <nsfisis@gmail.com>
Date: Sun, 20 Jul 2025 01:07:40 +0900
Subject: feat: partially implement #include directive

---
 tests/055.sh | 22 ++++++++++++++++++++++
 tests/056.sh | 30 ++++++++++++++++++++++++++++++
 tests/057.sh | 13 +++++++++++++
 tests/058.sh | 25 +++++++++++++++++++++++++
 4 files changed, 90 insertions(+)
 create mode 100644 tests/055.sh
 create mode 100644 tests/056.sh
 create mode 100644 tests/057.sh
 create mode 100644 tests/058.sh

(limited to 'tests')

diff --git a/tests/055.sh b/tests/055.sh
new file mode 100644
index 0000000..d5e65f3
--- /dev/null
+++ b/tests/055.sh
@@ -0,0 +1,22 @@
+set -e
+
+cat <<'EOF' > expected
+8
+EOF
+
+cat <<'EOF' > header.h
+int add(int a, int b) {
+    return a + b;
+}
+
+int printf(const char*, ...);
+EOF
+
+bash ../../test_diff.sh <<'EOF'
+#include "header.h"
+
+int main() {
+    printf("%d\n", add(5, 3));
+    return 0;
+}
+EOF
diff --git a/tests/056.sh b/tests/056.sh
new file mode 100644
index 0000000..7bad4c0
--- /dev/null
+++ b/tests/056.sh
@@ -0,0 +1,30 @@
+set -e
+
+cat <<'EOF' > expected
+12
+EOF
+
+cat <<'EOF' > math.h
+int multiply(int a, int b) {
+    return a * b;
+}
+EOF
+
+cat <<'EOF' > calc.h
+#include "math.h"
+
+int calculate(int x) {
+    return multiply(x, 2);
+}
+
+int printf(const char*, ...);
+EOF
+
+bash ../../test_diff.sh <<'EOF'
+#include "calc.h"
+
+int main() {
+    printf("%d\n", calculate(6));
+    return 0;
+}
+EOF
diff --git a/tests/057.sh b/tests/057.sh
new file mode 100644
index 0000000..6d1265f
--- /dev/null
+++ b/tests/057.sh
@@ -0,0 +1,13 @@
+set -e
+
+cat <<'EOF' > expected
+cannot open include file: nonexistent.h
+EOF
+
+bash ../../test_compile_error.sh <<'EOF'
+#include "nonexistent.h"
+
+int main() {
+    return 0;
+}
+EOF
diff --git a/tests/058.sh b/tests/058.sh
new file mode 100644
index 0000000..3be7ad1
--- /dev/null
+++ b/tests/058.sh
@@ -0,0 +1,25 @@
+set -e
+
+cat <<'EOF' > expected
+include depth limit exceeded
+EOF
+
+# Create circular include files
+cat <<'EOF' > a.h
+#include "b.h"
+int a() { return 1; }
+EOF
+
+cat <<'EOF' > b.h
+#include "a.h"
+int b() { return 2; }
+EOF
+
+bash ../../test_compile_error.sh <<'EOF'
+#include "a.h"
+
+int main() {
+    a() + b();
+    return 0;
+}
+EOF
-- 
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