add not(test) configure to some structs

src/helpers.rs

@@ -1,7 +1,10 @@
 use bindings::{
-    ngx_http_headers_in_t, ngx_http_request_t, ngx_list_part_t, ngx_list_push, ngx_list_t,
-    ngx_palloc, ngx_str_t, ngx_table_elt_t, ngx_uint_t, u_char,
+    ngx_http_headers_in_t, ngx_list_part_t, ngx_list_t,
+    ngx_str_t, ngx_table_elt_t, ngx_uint_t,
+    ngx_http_request_t, u_char
 };
+#[cfg(not(test))]
+use bindings::{ngx_list_push, ngx_palloc};
 use std::convert::From;
 use std::marker::PhantomData;
 use std::ptr::copy_nonoverlapping;
@@ -84,6 +87,7 @@ impl From<*const ngx_table_elt_t> for Header {
 }
 
 impl Header {
+    #[cfg(not(test))]
     pub fn new(req: &mut ngx_http_request_t) -> Option<Self> {
         let table: *const ngx_table_elt_t =
             unsafe { ngx_list_push(&mut req.headers_in.headers) as *const _ };
@@ -93,6 +97,11 @@ impl Header {
         Some(Self(table))
     }
 
+    #[cfg(test)]
+    pub fn new(req: &mut ngx_http_request_t) -> Option<Self> {
+        None
+    }
+
     pub fn key(&self) -> &str {
         unsafe { (*self.0).key.to_str() }
     }
@@ -101,6 +110,7 @@ impl Header {
         unsafe { (*self.0).value.to_str() }
     }
 
+    #[cfg(not(test))]
     fn str_to_uchar(req: &ngx_http_request_t, data: &str) -> *mut u_char {
         let ptr = unsafe { ngx_palloc(req.pool, data.len() as _) };
         unsafe {
@@ -109,6 +119,12 @@ impl Header {
         ptr as *mut _
     }
 
+    #[cfg(test)]
+    fn str_to_uchar(req: &ngx_http_request_t, data: &str) -> *mut u_char {
+        std::ptr::null::<*mut u8>() as *mut _
+    }
+
+    #[cfg(not(test))]
     pub fn set(&self, req: &ngx_http_request_t, key: &str, lowercase_key: &str, value: &str) {
         unsafe { *self.0 }.hash = 1;
         unsafe { *self.0 }.lowcase_key = Self::str_to_uchar(req, lowercase_key);
@@ -122,6 +138,11 @@ impl Header {
         };
     }
 
+    #[cfg(test)]
+    pub fn set(&self, req: &ngx_http_request_t, key: &str, lowercase_key: &str, value: &str) {
+
+    }
+
     pub fn into_inner(self) -> *const ngx_table_elt_t {
         self.0
     }