diff --git a/preview/codly-languages/0.1.2/tests/basic-output/ref/1.png b/preview/codly-languages/0.1.2/tests/basic-output/ref/1.png
new file mode 100644
index 0000000..92a6adc
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diff --git a/preview/codly-languages/0.1.2/tests/basic-output/test.typ b/preview/codly-languages/0.1.2/tests/basic-output/test.typ
new file mode 100644
index 0000000..fe3b50b
--- /dev/null
+++ b/preview/codly-languages/0.1.2/tests/basic-output/test.typ
@@ -0,0 +1,71 @@
+#import "/lib.typ": *
+#import "@preview/codly:1.0.0": *
+#show: codly-init
+#codly(languages: codly-languages)
+
+```python
+print("Hello, World!")
+```
+
+```java
+public class HelloWorld {
+    public static void main(String[] args) {
+        System.out.println("Hello, World!");
+    }
+}
+```
+
+```js
+console.log("Hello, World!");
+```
+
+```cpp
+#include <iostream>
+
+int main() {
+    std::cout << "Hello, World!" << std::endl;
+    return 0;
+}
+```
+
+```rust
+fn main() {
+    println!("Hello, World!");
+}
+```
+
+```cs
+using System;
+
+class Program {
+    static void Main() {
+        Console.WriteLine("Hello, World!");
+    }
+}
+```
+
+```go
+package main
+
+import "fmt"
+
+func main() {
+    fmt.Println("Hello, World!")
+}
+```
+
+```swift
+print("Hello, World!")
+```
+
+```php
+<?php
+  echo "Hello, World!";
+?>
+```
+
+```kotlin
+fun main() {
+    println("Hello, World!")
+}
+```
diff --git a/preview/codly-languages/0.1.2/tests/data-check/ref/1.png b/preview/codly-languages/0.1.2/tests/data-check/ref/1.png
new file mode 100644
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diff --git a/preview/codly-languages/0.1.2/test.typ b/preview/codly-languages/0.1.2/tests/data-check/test.typ
similarity index 92%
rename from preview/codly-languages/0.1.2/test.typ
rename to preview/codly-languages/0.1.2/tests/data-check/test.typ
index 5df568b..eda3e4b 100644
--- a/preview/codly-languages/0.1.2/test.typ
+++ b/preview/codly-languages/0.1.2/tests/data-check/test.typ
@@ -1,4 +1,4 @@
-#import "lib.typ": *
+#import "/lib.typ": *
 
 #let base-languages = (
   "aarch64",
@@ -95,6 +95,9 @@
   }
 }
 
+Found all base languages!
+
+
 #let aliases = (
   "arm",
   "bash",
@@ -148,6 +151,10 @@
   }
 }
 
+Found all language aliases!
+
 #if codly-languages.keys().len() != base-languages.len() + aliases.len() {
     panic("error: language count is incorrect")
 }
+
+Language key count matches: #codly-languages.keys().len() keys.