diff --git a/tests/test_scan_manager.rs b/tests/test_scan_manager.rs
new file mode 100644
index 0000000..df8f068
--- /dev/null
+++ b/tests/test_scan_manager.rs
@@ -0,0 +1,75 @@
+mod utils;
+use assert_cmd::Command;
+use httpmock::Method::GET;
+use httpmock::{Mock, MockServer};
+use predicates::prelude::*;
+use utils::{setup_tmp_directory, teardown_tmp_directory};
+
+#[test]
+/// pass a known serialized scan with 1 scan complete and 1 not. expect the incomplete scan to
+/// start and the complete to not start. expect the responses, scans, and configuration structures
+/// to be populated based off the contents of the given state file
+fn resume_scan_works() {
+    let srv = MockServer::start();
+    let (tmp_dir, file) = setup_tmp_directory(&["css".to_string(), "stuff".to_string()], "wordlist").unwrap();
+
+    // localhost:PORT/ <- complete
+    // localhost:PORT/js <- will get scanned with /css and /stuff
+    let complete_scan = format!(r#"{{"id":"057016a14769414aac9a7a62707598cb","url":"{}","scan_type":"Directory","complete":true}}"#, srv.url("/"));
+    let incomplete_scan = format!(r#"{{"id":"400b2323a16f43468a04ffcbbeba34c6","url":"{}","scan_type":"Directory","complete":false}}"#, srv.url("/js"));
+    let scans = format!(r#""scans":[{},{}]"#, complete_scan, incomplete_scan);
+
+    let config = format!(r#""config": {{"type":"configuration","wordlist":"{}","config":"","proxy":"","replay_proxy":"","target_url":"{}","status_codes":[200,204,301,302,307,308,401,403,405],"replay_codes":[200,204,301,302,307,308,401,403,405],"filter_status":[],"threads":50,"timeout":7,"verbosity":0,"quiet":false,"json":false,"output":"","debug_log":"","user_agent":"feroxbuster/1.9.0","redirects":false,"insecure":false,"extensions":[],"headers":{{}},"queries":[],"no_recursion":false,"extract_links":false,"add_slash":false,"stdin":false,"depth":2,"scan_limit":1,"filter_size":[],"filter_line_count":[],"filter_word_count":[],"filter_regex":[],"dont_filter":false}}"#, file.to_string_lossy(), srv.url("/"));
+
+    // // localhost:PORT/js/css has already been seen, expect not to be scanned
+    let response = format!(r#"{{"type":"response","url":"{}","path":"/js/css","wildcard":true,"status":301,"content_length":173,"line_count":10,"word_count":16,"headers":{{"server":"nginx/1.16.1"}}}}"#, srv.url("/js/css"));
+    let responses = format!(r#""responses":[{}]"#, response);
+
+    // not scanned because /js is not complete, and /js/stuff response is not known
+    let not_scanned_yet = Mock::new()
+        .expect_method(GET)
+        .expect_path("/js/stuff")
+        .return_status(200)
+        .return_body("i expect to be scanned")
+        .create_on(&srv);
+
+    // will get scanned because /js is not complete, but because response of /js/css is known, the
+    // response will not be in stdout
+    let already_scanned = Mock::new()
+        .expect_method(GET)
+        .expect_path("/js/css")
+        .return_status(200)
+        .create_on(&srv);
+
+    // already scanned because scan on / is complete
+    let also_already_scanned = Mock::new()
+        .expect_method(GET)
+        .expect_path("/css")
+        .return_status(200)
+        .return_body("two words")
+        .create_on(&srv);
+
+    let state_file_contents = format!("{{{},{},{}}}", scans, config, responses);
+    let (tmp_dir2, state_file) = setup_tmp_directory(&[state_file_contents], "state-file").unwrap();
+
+    Command::cargo_bin("feroxbuster")
+        .unwrap()
+        .arg("--resume-from")
+        .arg(state_file.as_os_str())
+        .assert()
+        .success()
+        .stdout(predicate::str::contains("/js/stuff")
+            .and(predicate::str::contains("22c"))
+            .and(predicate::str::contains("5w"))
+            .and(predicate::str::contains("/js/css")).not()
+            .and(predicate::str::contains("2w")).not()
+            .and(predicate::str::contains("9c")).not()
+        );
+
+    teardown_tmp_directory(tmp_dir);
+    teardown_tmp_directory(tmp_dir2);
+
+    assert_eq!(already_scanned.times_called(), 1);
+    assert_eq!(also_already_scanned.times_called(), 0);
+    assert_eq!(not_scanned_yet.times_called(), 1);
+}
\ No newline at end of file