Step 172: bundled theme pack

editor/tests/step172_test.cpp

@@ -0,0 +1,46 @@
+// Step 172: Bundled theme pack checks.
+
+#include <cassert>
+#include <filesystem>
+#include <fstream>
+#include <string>
+
+namespace fs = std::filesystem;
+
+static std::string readFile(const std::string& path) {
+    std::ifstream f(path);
+    if (!f.is_open()) return {};
+    return std::string((std::istreambuf_iterator<char>(f)),
+                       std::istreambuf_iterator<char>());
+}
+
+static void assertContains(const std::string& text, const std::string& needle) {
+    assert(text.find(needle) != std::string::npos);
+}
+
+int main() {
+    struct ThemeFile {
+        const char* file;
+        const char* name;
+    };
+    const ThemeFile themes[] = {
+        {"themes/whetstone_dark.json", "Whetstone Dark"},
+        {"themes/whetstone_light.json", "Whetstone Light"},
+        {"themes/monokai_pro.json", "Monokai Pro"},
+        {"themes/solarized_dark.json", "Solarized Dark"},
+        {"themes/solarized_light.json", "Solarized Light"},
+        {"themes/dracula.json", "Dracula"},
+        {"themes/nord.json", "Nord"},
+    };
+
+    for (const auto& theme : themes) {
+        assert(fs::exists(theme.file));
+        const std::string content = readFile(theme.file);
+        assert(!content.empty());
+        const std::string needle = std::string("\"name\": \"") + theme.name + "\"";
+        assertContains(content, needle);
+    }
+
+    printf("step172_test: all assertions passed\n");
+    return 0;
+}