From 6e01323e84559e2b633db07ac2d1208e360e25b1 Mon Sep 17 00:00:00 2001
From: apio <blobs.trading@gmail.com>
Date: Sat, 22 Oct 2022 12:10:19 +0200
Subject: [PATCH] Tests: Add tests for srand, atol and atoll

---
 tests/libc/Test.c   |  6 ++++
 tests/libc/stdlib.c | 67 +++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 73 insertions(+)

diff --git a/tests/libc/Test.c b/tests/libc/Test.c
index 92bf3ba9..a8156ee9 100644
--- a/tests/libc/Test.c
+++ b/tests/libc/Test.c
@@ -5,6 +5,9 @@ DEFINE_TEST(strnlen);
 DEFINE_TEST(strcspn);
 
 DEFINE_TEST(atoi);
+DEFINE_TEST(atol);
+DEFINE_TEST(atoll);
+DEFINE_TEST(srand);
 
 int main()
 {
@@ -15,4 +18,7 @@ int main()
 
     START_TEST_CASE(stdlib.h);
     RUN_TEST(atoi);
+    RUN_TEST(atol);
+    RUN_TEST(atoll);
+    RUN_TEST(srand);
 }
\ No newline at end of file
diff --git a/tests/libc/stdlib.c b/tests/libc/stdlib.c
index e2ea4e52..0900b1f3 100644
--- a/tests/libc/stdlib.c
+++ b/tests/libc/stdlib.c
@@ -20,5 +20,72 @@ DEFINE_TEST(atoi)
 
     EXPECT_EQ(num, 0);
 
+    TEST_SUCCESS();
+}
+
+DEFINE_TEST(atol)
+{
+    START_TEST(atol);
+
+    const char* str = "42";
+    long num = atol(str);
+
+    EXPECT_EQ(num, 42);
+
+    str = "-56";
+    num = atol(str);
+
+    EXPECT_EQ(num, -56);
+
+    str = "Not a number";
+    num = atol(str);
+
+    EXPECT_EQ(num, 0);
+
+    str = "68719476735";
+    num = atol(str);
+
+    EXPECT_EQ(num, 68719476735);
+
+    TEST_SUCCESS();
+}
+
+DEFINE_TEST(atoll)
+{
+    START_TEST(atoll);
+
+    const char* str = "42";
+    long long num = atoll(str);
+
+    EXPECT_EQ(num, 42);
+
+    str = "-56";
+    num = atoll(str);
+
+    EXPECT_EQ(num, -56);
+
+    str = "Not a number";
+    num = atoll(str);
+
+    EXPECT_EQ(num, 0);
+
+    str = "68719476735";
+    num = atoll(str);
+
+    EXPECT_EQ(num, 68719476735);
+
+    TEST_SUCCESS();
+}
+
+DEFINE_TEST(srand)
+{
+    START_TEST(srand);
+
+    srand(5849);
+
+    int val = rand();
+
+    EXPECT_EQ(val, -1731894882);
+
     TEST_SUCCESS();
 }
\ No newline at end of file