From 4b198ccd588b2a5e3ff27463362116175d7539b6 Mon Sep 17 00:00:00 2001
From: tastytea <tastytea@tastytea.de>
Date: Wed, 2 Jan 2019 10:30:05 +0100
Subject: [PATCH] Added crash / don't crash tests.

---
 src/tests/test_crash.cpp          | 197 ++++++++++++++++++++++++++++++
 src/tests/test_ltr_asymmetric.cpp |   1 -
 src/tests/test_ltr_symmetric.cpp  |   1 -
 src/tests/test_sigil.cpp          |   1 -
 4 files changed, 197 insertions(+), 3 deletions(-)
 create mode 100644 src/tests/test_crash.cpp

diff --git a/src/tests/test_crash.cpp b/src/tests/test_crash.cpp
new file mode 100644
index 0000000..b24b14b
--- /dev/null
+++ b/src/tests/test_crash.cpp
@@ -0,0 +1,197 @@
+#include <catch.hpp>
+#include <string>
+#include <exception>
+#include <vector>
+#include <Magick++/Image.h>
+#include "identiconpp.hpp"
+
+using std::string;
+
+SCENARIO("Please do not crash")
+{
+    GIVEN("The digest: sha256(test@example.com)")
+    {
+        string digest = "973dfe463ec85785f5f95af5ba3906ee"
+                        "db2d931c24e69824a89ea65dba4e813b";
+        bool exception = false;
+
+        WHEN("256 bits of entropy is required")
+        {
+            try
+            {
+                Identiconpp identicon(18, 28,
+                                      Identiconpp::algorithm::ltr_symmetric,
+                                      "ffffffff",
+                                      {
+                                          "000000ff", "000000ff", "000000ff",
+                                          "000000ff", "000000ff", "000000ff",
+                                          "000000ff", "000000ff", "000000ff",
+                                          "000000ff", "000000ff", "000000ff",
+                                          "000000ff", "000000ff", "000000ff"
+                                      });
+                identicon.generate(digest);
+            }
+            catch (const std::exception &e)
+            {
+                exception = true;
+            }
+            THEN("Does not crash")
+            {
+                REQUIRE(exception == false);
+            }
+        }
+
+        WHEN("sigil is fed exactly 8 bit of colors")
+        {
+            try
+            {
+                std::vector<string> colors(256, "000000ff");
+                Identiconpp identicon(1, 1,
+                                      Identiconpp::algorithm::sigil,
+                                      "ffffffff", colors);
+                identicon.generate(digest);
+            }
+            catch (const std::exception &e)
+            {
+                exception = true;
+            }
+            THEN("Does not crash")
+            {
+                REQUIRE(exception == false);
+            }
+        }
+    }
+}
+
+SCENARIO("Please crash")
+{
+    GIVEN("The digest: sha256(test@example.com)")
+    {
+        string digest = "973dfe463ec85785f5f95af5ba3906ee"
+                        "db2d931c24e69824a89ea65dba4e813b";
+        bool exception = false;
+
+        WHEN("257 bits of entropy is required")
+        {
+            try
+            {
+                Identiconpp identicon(18, 28,
+                                      Identiconpp::algorithm::ltr_symmetric,
+                                      "ffffffff",
+                                      {
+                                          "000000ff", "000000ff", "000000ff",
+                                          "000000ff", "000000ff", "000000ff",
+                                          "000000ff", "000000ff", "000000ff",
+                                          "000000ff", "000000ff", "000000ff",
+                                          "000000ff", "000000ff", "000000ff",
+                                          "000000ff"
+                                      });
+                identicon.generate(digest);
+            }
+            catch (const std::exception &e)
+            {
+                exception = true;
+            }
+            THEN("Crashes")
+            {
+                REQUIRE(exception == true);
+            }
+        }
+
+        WHEN("sigil is fed more than 8 bit of colors")
+        {
+            try
+            {
+                std::vector<string> colors(257, "000000ff");
+                Identiconpp identicon(1, 1,
+                                      Identiconpp::algorithm::sigil,
+                                      "ffffffff", colors);
+                identicon.generate(digest);
+            }
+            catch (const std::exception &e)
+            {
+                exception = true;
+            }
+            THEN("Crashes")
+            {
+                REQUIRE(exception == true);
+            }
+        }
+
+        WHEN("background color has too many digits")
+        {
+            try
+            {
+                Identiconpp identicon(1, 1,
+                                      Identiconpp::algorithm::ltr_symmetric,
+                                      "ffffffffa");
+                identicon.generate(digest);
+            }
+            catch (const std::exception &e)
+            {
+                exception = true;
+            }
+            THEN("Crashes")
+            {
+                REQUIRE(exception == true);
+            }
+        }
+
+        WHEN("background color has not enough digits")
+        {
+            try
+            {
+                Identiconpp identicon(1, 1,
+                                      Identiconpp::algorithm::ltr_symmetric,
+                                      "fffffff");
+                identicon.generate(digest);
+            }
+            catch (const std::exception &e)
+            {
+                exception = true;
+            }
+            THEN("Crashes")
+            {
+                REQUIRE(exception == true);
+            }
+        }
+
+        WHEN("Foreground color has too many digits")
+        {
+            try
+            {
+                Identiconpp identicon(1, 1,
+                                      Identiconpp::algorithm::ltr_symmetric,
+                                      "ffffffff", { "000000ffa"});
+                identicon.generate(digest);
+            }
+            catch (const std::exception &e)
+            {
+                exception = true;
+            }
+            THEN("Crashes")
+            {
+                REQUIRE(exception == true);
+            }
+        }
+
+        WHEN("Foreground color has not enough digits")
+        {
+            try
+            {
+                Identiconpp identicon(1, 1,
+                                      Identiconpp::algorithm::ltr_symmetric,
+                                      "ffffffff", { "000000f"});
+                identicon.generate(digest);
+            }
+            catch (const std::exception &e)
+            {
+                exception = true;
+            }
+            THEN("Crashes")
+            {
+                REQUIRE(exception == true);
+            }
+        }
+    }
+}
diff --git a/src/tests/test_ltr_asymmetric.cpp b/src/tests/test_ltr_asymmetric.cpp
index caaffc3..6895352 100644
--- a/src/tests/test_ltr_asymmetric.cpp
+++ b/src/tests/test_ltr_asymmetric.cpp
@@ -4,7 +4,6 @@
 #include "identiconpp.hpp"
 
 using std::string;
-#include <iostream>
 
 SCENARIO("ltr_asymmetric: Correct placement")
 {
diff --git a/src/tests/test_ltr_symmetric.cpp b/src/tests/test_ltr_symmetric.cpp
index d176705..87da324 100644
--- a/src/tests/test_ltr_symmetric.cpp
+++ b/src/tests/test_ltr_symmetric.cpp
@@ -4,7 +4,6 @@
 #include "identiconpp.hpp"
 
 using std::string;
-#include <iostream>
 
 SCENARIO("ltr_symmetric: Correct placement")
 {
diff --git a/src/tests/test_sigil.cpp b/src/tests/test_sigil.cpp
index 2a9a06a..be2c782 100644
--- a/src/tests/test_sigil.cpp
+++ b/src/tests/test_sigil.cpp
@@ -4,7 +4,6 @@
 #include "identiconpp.hpp"
 
 using std::string;
-#include <iostream>
 
 SCENARIO("sigil: Correct placement")
 {