From 8c95db33be58a545dd2e030428bded0bd958c4b6 Mon Sep 17 00:00:00 2001
From: Steven Le Rouzic <steven.lerouzic@gmail.com>
Date: Wed, 16 Oct 2024 22:54:34 +0200
Subject: Start work on the testing framework

---
 asl/tests/format_tests.cpp | 106 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 106 insertions(+)
 create mode 100644 asl/tests/format_tests.cpp

(limited to 'asl/tests/format_tests.cpp')

diff --git a/asl/tests/format_tests.cpp b/asl/tests/format_tests.cpp
new file mode 100644
index 0000000..6e2430d
--- /dev/null
+++ b/asl/tests/format_tests.cpp
@@ -0,0 +1,106 @@
+#include "asl/format.hpp"
+
+#include <cstdlib>
+#include <cstring>
+#include <cassert>
+#include <cstdio>
+
+// @Todo Improve this to use our utilities, not the C stdlib
+
+static_assert(asl::formattable<decltype("Hello")>);
+
+class StringSink : public asl::writer
+{
+    int64_t m_current_len{};
+    char*   m_data{};
+    
+public:
+    void write(const char* str, int64_t len) override
+    {
+        m_data = (char*)realloc(m_data, (size_t)(m_current_len + len + 1));
+        memcpy(m_data + m_current_len, str, (size_t)len);
+        m_current_len += len;
+        m_data[m_current_len] = '\0';
+    }
+
+    constexpr const char* cstr() const { return m_data; }
+
+    void reset()
+    {
+        m_current_len = 0;
+        free(m_data);
+        m_data = nullptr;
+    }
+};
+
+int main2()
+{
+    StringSink sink;
+
+    // @Todo Use the testing framework
+
+    asl::format(&sink, "Hello, world!");
+    assert(strcmp(sink.cstr(), "Hello, world!") == 0);
+
+    sink.reset();
+    asl::format(&sink, "");
+    assert(strcmp(sink.cstr(), "") == 0);
+
+    sink.reset();
+    asl::format(&sink, "Hello, {}!", "world");
+    assert(strcmp(sink.cstr(), "Hello, world!") == 0);
+
+    sink.reset();
+    asl::format(&sink, "Hello, {}! {}", "world");
+    assert(strcmp(sink.cstr(), "Hello, world! <ERROR>") == 0);
+
+    sink.reset();
+    asl::format(&sink, "Hello, pup!", "world");
+    assert(strcmp(sink.cstr(), "Hello, pup!") == 0);
+
+    sink.reset();
+    asl::format(&sink, "{}", "CHEESE");
+    assert(strcmp(sink.cstr(), "CHEESE") == 0);
+
+    sink.reset();
+    asl::format(&sink, "{   ", "CHEESE");
+    assert(strcmp(sink.cstr(), "<ERROR>   ") == 0);
+
+    sink.reset();
+    asl::format(&sink, "{", "CHEESE");
+    assert(strcmp(sink.cstr(), "<ERROR>") == 0);
+
+    sink.reset();
+    asl::format(&sink, "a{{b");
+    assert(strcmp(sink.cstr(), "a{b") == 0);
+
+    sink.reset();
+    asl::format(&sink, "{{{}}} }", "CHEESE");
+    assert(strcmp(sink.cstr(), "{CHEESE} }") == 0);
+
+    sink.reset();
+    asl::format(&sink, "{} {} {}", 0, 1, 2);
+    assert(strcmp(sink.cstr(), "0 1 2") == 0);
+
+    sink.reset();
+    asl::format(&sink, "{} {} {}", 10, 11, 12);
+    assert(strcmp(sink.cstr(), "10 11 12") == 0);
+
+    sink.reset();
+    asl::format(&sink, "{} {} {}", 100, 101, 102);
+    assert(strcmp(sink.cstr(), "100 101 102") == 0);
+
+    sink.reset();
+    asl::format(&sink, "{} {} {}", 1000, 1001, 1002);
+    assert(strcmp(sink.cstr(), "1000 1001 1002") == 0);
+
+    sink.reset();
+    asl::format(&sink, "{} {} {} {}", -1, -23, -456, -7890);
+    assert(strcmp(sink.cstr(), "-1 -23 -456 -7890") == 0);
+
+    sink.reset();
+    asl::format(&sink, "{} {}", true, false);
+    assert(strcmp(sink.cstr(), "true false") == 0);
+
+    return 0;
+}
-- 
cgit