diff --git a/.appveyor.yml b/.appveyor.yml
index 8b10be68de..dc657b6d63 100644
--- a/.appveyor.yml
+++ b/.appveyor.yml
@@ -166,7 +166,7 @@ build_script:
 test_script:
   - python tools\lint.py
   - python tools\test_format.py
-  - python tools\test.py
+  - cargo test -vv --release --all-targets --locked
 
 after_test:
   # Stop sccache and show stats.
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 00e3b3e803..22886e48e9 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -70,10 +70,10 @@ jobs:
         run: sccache --start-server
 
       - name: Build
-        run: cargo build -vv --release --locked --all-targets
+        run: cargo build --release --locked --all-targets
 
       - name: Test
-        run: python ./tools/test.py
+        run: cargo test --release --locked --all-targets
 
       - name: Stop sccache
         run: sccache --stop-server
diff --git a/.travis.yml b/.travis.yml
index ea2bcc321a..e1ad2a1530 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -55,7 +55,7 @@ before_script:
 # Default script for release builds.
 script:
 - cargo build -vv --release --locked --all-targets
-- DENO_BUILD_MODE=release ./tools/test.py
+- cargo test -vv --release --all-targets --locked
 # For some reason it's faster to run clippy after build.
 - rustup component add clippy
 - cargo clippy --all-targets --release --locked -- -D clippy::all
diff --git a/cli/file_fetcher.rs b/cli/file_fetcher.rs
index c062009a41..9c0ef920c5 100644
--- a/cli/file_fetcher.rs
+++ b/cli/file_fetcher.rs
@@ -724,6 +724,7 @@ mod tests {
 
   #[test]
   fn test_get_source_code_1() {
+    let http_server_guard = crate::test_util::http_server();
     let (temp_dir, fetcher) = test_setup();
     // http_util::fetch_sync_string requires tokio
     tokio_util::init(|| {
@@ -800,10 +801,12 @@ mod tests {
       assert_eq!(&(r4.media_type), &msg::MediaType::TypeScript);
       assert!(fs::read_to_string(&headers_file_name).is_err());
     });
+    drop(http_server_guard);
   }
 
   #[test]
   fn test_get_source_code_2() {
+    let http_server_guard = crate::test_util::http_server();
     let (temp_dir, fetcher) = test_setup();
     // http_util::fetch_sync_string requires tokio
     tokio_util::init(|| {
@@ -866,10 +869,12 @@ mod tests {
         "text/javascript"
       );
     });
+    drop(http_server_guard);
   }
 
   #[test]
   fn test_get_source_code_multiple_downloads_of_same_file() {
+    let http_server_guard = crate::test_util::http_server();
     let (_temp_dir, fetcher) = test_setup();
     // http_util::fetch_sync_string requires tokio
     tokio_util::init(|| {
@@ -910,10 +915,12 @@ mod tests {
 
       assert_eq!(headers_file_modified, headers_file_modified_2);
     });
+    drop(http_server_guard);
   }
 
   #[test]
   fn test_get_source_code_3() {
+    let http_server_guard = crate::test_util::http_server();
     let (_temp_dir, fetcher) = test_setup();
     // Test basic follow and headers recording
     tokio_util::init(|| {
@@ -960,10 +967,12 @@ mod tests {
       // Examine the meta result.
       assert_eq!(mod_meta.url.clone(), target_module_url);
     });
+    drop(http_server_guard);
   }
 
   #[test]
   fn test_get_source_code_4() {
+    let http_server_guard = crate::test_util::http_server();
     let (_temp_dir, fetcher) = test_setup();
     // Test double redirects and headers recording
     tokio_util::init(|| {
@@ -1022,10 +1031,12 @@ mod tests {
       // Examine the meta result.
       assert_eq!(mod_meta.url.clone(), target_url);
     });
+    drop(http_server_guard);
   }
 
   #[test]
   fn test_get_source_code_5() {
+    let http_server_guard = crate::test_util::http_server();
     let (_temp_dir, fetcher) = test_setup();
     // Test that redirect target is not downloaded twice for different redirect source.
     tokio_util::init(|| {
@@ -1067,10 +1078,12 @@ mod tests {
 
       assert_eq!(file_modified, file_modified_2);
     });
+    drop(http_server_guard);
   }
 
   #[test]
   fn test_get_source_code_6() {
+    let http_server_guard = crate::test_util::http_server();
     let (_temp_dir, fetcher) = test_setup();
     // Test that redirections can be limited
     tokio_util::init(|| {
@@ -1087,10 +1100,12 @@ mod tests {
       let err = result.err().unwrap();
       assert_eq!(err.kind(), ErrorKind::TooManyRedirects);
     });
+    drop(http_server_guard);
   }
 
   #[test]
   fn test_get_source_code_no_fetch() {
+    let http_server_guard = crate::test_util::http_server();
     let (_temp_dir, fetcher) = test_setup();
     tokio_util::init(|| {
       let module_url =
@@ -1110,11 +1125,12 @@ mod tests {
       let result = fetcher.get_source_file(&module_url, true, true);
       assert!(result.is_ok());
     });
+    drop(http_server_guard);
   }
 
   #[test]
   fn test_fetch_source_async_1() {
-    // http_util::fetch_sync_string requires tokio
+    let http_server_guard = crate::test_util::http_server();
     tokio_util::init(|| {
       let (_temp_dir, fetcher) = test_setup();
       let module_url =
@@ -1152,11 +1168,12 @@ mod tests {
       // Not MediaType::TypeScript due to .headers.json modification
       assert_eq!(&(r2.media_type), &msg::MediaType::JavaScript);
     });
+    drop(http_server_guard);
   }
 
   #[test]
   fn test_fetch_source_1() {
-    // http_util::fetch_sync_string requires tokio
+    let http_server_guard = crate::test_util::http_server();
     tokio_util::init(|| {
       let (_temp_dir, fetcher) = test_setup();
       let module_url =
@@ -1189,11 +1206,12 @@ mod tests {
       // Not MediaType::TypeScript due to .headers.json modification
       assert_eq!(&(r2.media_type), &msg::MediaType::JavaScript);
     });
+    drop(http_server_guard);
   }
 
   #[test]
   fn test_fetch_source_2() {
-    // http_util::fetch_sync_string requires tokio
+    let http_server_guard = crate::test_util::http_server();
     tokio_util::init(|| {
       let (_temp_dir, fetcher) = test_setup();
       let module_url =
@@ -1249,6 +1267,7 @@ mod tests {
         "text/typescript"
       );
     });
+    drop(http_server_guard);
   }
 
   #[test]
diff --git a/cli/http_util.rs b/cli/http_util.rs
index 6411a9ad63..abeeffb7a3 100644
--- a/cli/http_util.rs
+++ b/cli/http_util.rs
@@ -145,6 +145,7 @@ mod tests {
 
   #[test]
   fn test_fetch_sync_string() {
+    let http_server_guard = crate::test_util::http_server();
     // Relies on external http server. See tools/http_server.py
     let url = Url::parse("http://127.0.0.1:4545/package.json").unwrap();
     tokio_util::init(|| match fetch_string_once_sync(&url).unwrap() {
@@ -154,10 +155,12 @@ mod tests {
       }
       _ => unreachable!(),
     });
+    drop(http_server_guard);
   }
 
   #[test]
   fn test_fetch_string_once_with_redirect() {
+    let http_server_guard = crate::test_util::http_server();
     // Relies on external http server. See tools/http_server.py
     let url = Url::parse("http://127.0.0.1:4546/package.json").unwrap();
     // Dns resolver substitutes `127.0.0.1` with `localhost`
@@ -166,6 +169,7 @@ mod tests {
       let result = fetch_string_once_sync(&url).unwrap();
       assert_eq!(result, FetchOnceResult::Redirect(target_url));
     });
+    drop(http_server_guard);
   }
 
   #[test]
diff --git a/cli/lib.rs b/cli/lib.rs
index ff8f022393..3f101b7756 100644
--- a/cli/lib.rs
+++ b/cli/lib.rs
@@ -44,6 +44,7 @@ mod signal;
 pub mod source_maps;
 mod startup_data;
 pub mod state;
+pub mod test_util;
 mod tokio_read;
 mod tokio_util;
 mod tokio_write;
diff --git a/cli/test_util.rs b/cli/test_util.rs
new file mode 100644
index 0000000000..e10c0af7cb
--- /dev/null
+++ b/cli/test_util.rs
@@ -0,0 +1,77 @@
+// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+
+// TODO(ry) Make this file test-only. Somehow it's very difficult to export
+// methods to tests/integration_tests.rs and tests/tty_tests.rs if this
+// is enabled...
+// #![cfg(test)]
+
+use std::path::PathBuf;
+use std::process::Child;
+use std::process::Command;
+use std::sync::Mutex;
+use std::sync::MutexGuard;
+
+lazy_static! {
+  static ref GUARD: Mutex<()> = Mutex::new(());
+}
+
+pub fn root_path() -> PathBuf {
+  PathBuf::from(concat!(env!("CARGO_MANIFEST_DIR"), "/.."))
+}
+
+pub fn target_dir() -> PathBuf {
+  let current_exe = std::env::current_exe().unwrap();
+  let target_dir = current_exe.parent().unwrap().parent().unwrap();
+  println!("target_dir {}", target_dir.display());
+  target_dir.into()
+}
+
+pub fn deno_exe_path() -> PathBuf {
+  // Something like /Users/rld/src/deno/target/debug/deps/deno
+  let mut p = target_dir().join("deno");
+  if cfg!(windows) {
+    p.set_extension("exe");
+  }
+  p
+}
+
+pub struct HttpServerGuard<'a> {
+  #[allow(dead_code)]
+  g: MutexGuard<'a, ()>,
+  child: Child,
+}
+
+impl<'a> Drop for HttpServerGuard<'a> {
+  fn drop(&mut self) {
+    match self.child.try_wait() {
+      Ok(None) => {
+        self.child.kill().expect("failed to kill http_server.py");
+      }
+      Ok(Some(status)) => {
+        panic!("http_server.py exited unexpectedly {}", status)
+      }
+      Err(e) => panic!("http_server.py err {}", e),
+    }
+  }
+}
+
+/// Starts tools/http_server.py when the returned guard is dropped, the server
+/// will be killed.
+pub fn http_server<'a>() -> HttpServerGuard<'a> {
+  // TODO(ry) Allow tests to use the http server in parallel.
+  let g = GUARD.lock().unwrap();
+
+  println!("tools/http_server.py starting...");
+  let child = Command::new("python")
+    .current_dir(root_path())
+    .arg("tools/http_server.py")
+    .spawn()
+    .expect("failed to execute child");
+
+  // Wait 1 second for the server to come up. TODO(ry) this is Racy.
+  std::thread::sleep(std::time::Duration::from_secs(2));
+
+  println!("tools/http_server.py ready");
+
+  HttpServerGuard { child, g }
+}
diff --git a/cli/tests/006_url_imports.ts b/cli/tests/006_url_imports.ts
index b2c7db2704..109cb603e3 100644
--- a/cli/tests/006_url_imports.ts
+++ b/cli/tests/006_url_imports.ts
@@ -1,3 +1,3 @@
-import { printHello } from "http://localhost:4545/tests/subdir/mod2.ts";
+import { printHello } from "http://localhost:4545/cli/tests/subdir/mod2.ts";
 printHello();
 console.log("success");
diff --git a/cli/tests/019_media_types.ts b/cli/tests/019_media_types.ts
index 5f1f862a09..cc99be83bd 100644
--- a/cli/tests/019_media_types.ts
+++ b/cli/tests/019_media_types.ts
@@ -2,14 +2,14 @@
 // based on the URL containing `.t#.` strings, which exercises the different
 // mapping of media types end to end.
 
-import { loaded as loadedTs1 } from "http://localhost:4545/tests/subdir/mt_text_typescript.t1.ts";
-import { loaded as loadedTs2 } from "http://localhost:4545/tests/subdir/mt_video_vdn.t2.ts";
-import { loaded as loadedTs3 } from "http://localhost:4545/tests/subdir/mt_video_mp2t.t3.ts";
-import { loaded as loadedTs4 } from "http://localhost:4545/tests/subdir/mt_application_x_typescript.t4.ts";
-import { loaded as loadedJs1 } from "http://localhost:4545/tests/subdir/mt_text_javascript.j1.js";
-import { loaded as loadedJs2 } from "http://localhost:4545/tests/subdir/mt_application_ecmascript.j2.js";
-import { loaded as loadedJs3 } from "http://localhost:4545/tests/subdir/mt_text_ecmascript.j3.js";
-import { loaded as loadedJs4 } from "http://localhost:4545/tests/subdir/mt_application_x_javascript.j4.js";
+import { loaded as loadedTs1 } from "http://localhost:4545/cli/tests/subdir/mt_text_typescript.t1.ts";
+import { loaded as loadedTs2 } from "http://localhost:4545/cli/tests/subdir/mt_video_vdn.t2.ts";
+import { loaded as loadedTs3 } from "http://localhost:4545/cli/tests/subdir/mt_video_mp2t.t3.ts";
+import { loaded as loadedTs4 } from "http://localhost:4545/cli/tests/subdir/mt_application_x_typescript.t4.ts";
+import { loaded as loadedJs1 } from "http://localhost:4545/cli/tests/subdir/mt_text_javascript.j1.js";
+import { loaded as loadedJs2 } from "http://localhost:4545/cli/tests/subdir/mt_application_ecmascript.j2.js";
+import { loaded as loadedJs3 } from "http://localhost:4545/cli/tests/subdir/mt_text_ecmascript.j3.js";
+import { loaded as loadedJs4 } from "http://localhost:4545/cli/tests/subdir/mt_application_x_javascript.j4.js";
 
 console.log(
   "success",
diff --git a/cli/tests/022_info_flag_script.out b/cli/tests/022_info_flag_script.out
index 519e7cf6b0..48eef73656 100644
--- a/cli/tests/022_info_flag_script.out
+++ b/cli/tests/022_info_flag_script.out
@@ -3,12 +3,12 @@ type: TypeScript
 compiled: [WILDCARD].js
 map: [WILDCARD].js.map
 deps:
-http://127.0.0.1:4545/tests/019_media_types.ts
-  ├── http://localhost:4545/tests/subdir/mt_text_typescript.t1.ts
-  ├── http://localhost:4545/tests/subdir/mt_video_vdn.t2.ts
-  ├── http://localhost:4545/tests/subdir/mt_video_mp2t.t3.ts
-  ├── http://localhost:4545/tests/subdir/mt_application_x_typescript.t4.ts
-  ├── http://localhost:4545/tests/subdir/mt_text_javascript.j1.js
-  ├── http://localhost:4545/tests/subdir/mt_application_ecmascript.j2.js
-  ├── http://localhost:4545/tests/subdir/mt_text_ecmascript.j3.js
-  └── http://localhost:4545/tests/subdir/mt_application_x_javascript.j4.js
+http://127.0.0.1:4545/cli/tests/019_media_types.ts
+  ├── http://localhost:4545/cli/tests/subdir/mt_text_typescript.t1.ts
+  ├── http://localhost:4545/cli/tests/subdir/mt_video_vdn.t2.ts
+  ├── http://localhost:4545/cli/tests/subdir/mt_video_mp2t.t3.ts
+  ├── http://localhost:4545/cli/tests/subdir/mt_application_x_typescript.t4.ts
+  ├── http://localhost:4545/cli/tests/subdir/mt_text_javascript.j1.js
+  ├── http://localhost:4545/cli/tests/subdir/mt_application_ecmascript.j2.js
+  ├── http://localhost:4545/cli/tests/subdir/mt_text_ecmascript.j3.js
+  └── http://localhost:4545/cli/tests/subdir/mt_application_x_javascript.j4.js
diff --git a/cli/tests/035_no_fetch_flag.out b/cli/tests/035_no_fetch_flag.out
index 0c835830ca..26f020aa5b 100644
--- a/cli/tests/035_no_fetch_flag.out
+++ b/cli/tests/035_no_fetch_flag.out
@@ -1 +1 @@
-Cannot resolve module "http://127.0.0.1:4545/tests/019_media_types.ts"
+Cannot resolve module "http://127.0.0.1:4545/cli/tests/019_media_types.ts"
diff --git a/cli/tests/README.md b/cli/tests/README.md
index dc199196d2..fe90719269 100644
--- a/cli/tests/README.md
+++ b/cli/tests/README.md
@@ -3,5 +3,5 @@
 This path contains integration tests. See integration_tests.rs for the index.
 
 TODO(ry) Currently //tests is a symlink to //cli/tests, to simplify transition.
-In the future //tests should be removed when all references to //tests are
-updated.
+In the future the symlink should be removed when all the many references have
+been updated to the new path.
diff --git a/cli/tests/integration_tests.rs b/cli/tests/integration_tests.rs
index 86de4fa6a6..b9946e1f9a 100644
--- a/cli/tests/integration_tests.rs
+++ b/cli/tests/integration_tests.rs
@@ -1,21 +1,82 @@
 // Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
 #[macro_use]
-extern crate log;
+extern crate lazy_static;
+extern crate tempfile;
+mod util;
+use util::*;
 
-use deno_cli::colors::strip_ansi_codes;
-use os_pipe::pipe;
-use std::env;
-use std::io::Read;
-use std::io::Write;
-use std::path::PathBuf;
-use std::process::Command;
-use std::process::Stdio;
+#[test]
+fn benchmark_test() {
+  run_python_script("tools/benchmark_test.py")
+}
+
+#[test]
+fn deno_dir_test() {
+  let g = http_server();
+  run_python_script("tools/deno_dir_test.py");
+  drop(g);
+}
+
+// TODO(#2933): Rewrite this test in rust.
+#[test]
+fn fetch_test() {
+  let g = http_server();
+  run_python_script("tools/fetch_test.py");
+  drop(g);
+}
+
+// TODO(#2933): Rewrite this test in rust.
+#[test]
+fn fmt_test() {
+  let g = http_server();
+  run_python_script("tools/fmt_test.py");
+  drop(g);
+}
+
+#[test]
+fn js_unit_tests() {
+  let g = http_server();
+  let mut deno = deno_cmd()
+    .current_dir(root_path())
+    .arg("run")
+    .arg("--reload")
+    .arg("--allow-run")
+    .arg("--allow-env")
+    .arg("js/unit_test_runner.ts")
+    .spawn()
+    .expect("failed to spawn script");
+  let status = deno.wait().expect("failed to wait for the child process");
+  assert_eq!(Some(0), status.code());
+  assert!(status.success());
+  drop(g);
+}
+
+// TODO(#2933): Rewrite this test in rust.
+#[test]
+fn repl_test() {
+  run_python_script("tools/repl_test.py")
+}
+
+#[test]
+fn setup_test() {
+  run_python_script("tools/setup_test.py")
+}
+
+#[test]
+fn target_test() {
+  run_python_script("tools/target_test.py")
+}
+
+#[test]
+fn util_test() {
+  run_python_script("tools/util_test.py")
+}
 
 macro_rules! itest(
   ($name:ident {$( $key:ident: $value:expr,)*})  => {
     #[test]
     fn $name() {
-      (IntegrationTest {
+      (CheckOutputIntegrationTest {
         $(
           $key: $value,
          )*
@@ -27,180 +88,187 @@ macro_rules! itest(
 
 itest!(_001_hello {
   args: "run --reload 001_hello.js",
-  output: "tests/001_hello.js.out",
+  output: "001_hello.js.out",
 });
 
 itest!(_002_hello {
   args: "run --reload 002_hello.ts",
-  output: "tests/002_hello.ts.out",
+  output: "002_hello.ts.out",
 });
 
 itest!(_003_relative_import {
   args: "run --reload 003_relative_import.ts",
-  output: "tests/003_relative_import.ts.out",
+  output: "003_relative_import.ts.out",
 });
 
 itest!(_004_set_timeout {
   args: "run --reload 004_set_timeout.ts",
-  output: "tests/004_set_timeout.ts.out",
+  output: "004_set_timeout.ts.out",
 });
 
 itest!(_005_more_imports {
   args: "run --reload 005_more_imports.ts",
-  output: "tests/005_more_imports.ts.out",
+  output: "005_more_imports.ts.out",
 });
 
 itest!(_006_url_imports {
   args: "run --reload 006_url_imports.ts",
-  output: "tests/006_url_imports.ts.out",
+  output: "006_url_imports.ts.out",
+  http_server: true,
 });
 
 itest!(_012_async {
   args: "run --reload 012_async.ts",
-  output: "tests/012_async.ts.out",
+  output: "012_async.ts.out",
 });
 
 itest!(_013_dynamic_import {
   args: "013_dynamic_import.ts --reload --allow-read",
-  output: "tests/013_dynamic_import.ts.out",
+  output: "013_dynamic_import.ts.out",
 });
 
 itest!(_014_duplicate_import {
   args: "014_duplicate_import.ts --reload --allow-read",
-  output: "tests/014_duplicate_import.ts.out",
+  output: "014_duplicate_import.ts.out",
 });
 
 itest!(_015_duplicate_parallel_import {
   args: "015_duplicate_parallel_import.js --reload --allow-read",
-  output: "tests/015_duplicate_parallel_import.js.out",
+  output: "015_duplicate_parallel_import.js.out",
 });
 
 itest!(_016_double_await {
   args: "run --allow-read --reload 016_double_await.ts",
-  output: "tests/016_double_await.ts.out",
+  output: "016_double_await.ts.out",
 });
 
 itest!(_017_import_redirect {
   args: "run --reload 017_import_redirect.ts",
-  output: "tests/017_import_redirect.ts.out",
+  output: "017_import_redirect.ts.out",
 });
 
 itest!(_018_async_catch {
   args: "run --reload 018_async_catch.ts",
-  output: "tests/018_async_catch.ts.out",
+  output: "018_async_catch.ts.out",
 });
 
 itest!(_019_media_types {
   args: "run --reload 019_media_types.ts",
-  output: "tests/019_media_types.ts.out",
+  output: "019_media_types.ts.out",
+  http_server: true,
 });
 
 itest!(_020_json_modules {
   args: "run --reload 020_json_modules.ts",
-  output: "tests/020_json_modules.ts.out",
+  output: "020_json_modules.ts.out",
 });
 
 itest!(_021_mjs_modules {
   args: "run --reload 021_mjs_modules.ts",
-  output: "tests/021_mjs_modules.ts.out",
+  output: "021_mjs_modules.ts.out",
 });
 
 itest!(_022_info_flag_script {
-  args: "info http://127.0.0.1:4545/tests/019_media_types.ts",
-  output: "tests/022_info_flag_script.out",
+  args: "info http://127.0.0.1:4545/cli/tests/019_media_types.ts",
+  output: "022_info_flag_script.out",
+  http_server: true,
 });
 
 itest!(_023_no_ext_with_headers {
   args: "run --reload 023_no_ext_with_headers",
-  output: "tests/023_no_ext_with_headers.out",
+  output: "023_no_ext_with_headers.out",
 });
 
 // FIXME(bartlomieju): this test should use remote file
 // itest!(_024_import_no_ext_with_headers {
 //   args: "run --reload 024_import_no_ext_with_headers.ts",
-//   output: "tests/024_import_no_ext_with_headers.ts.out",
+//   output: "024_import_no_ext_with_headers.ts.out",
 // });
 
 itest!(_025_hrtime {
   args: "run --allow-hrtime --reload 025_hrtime.ts",
-  output: "tests/025_hrtime.ts.out",
+  output: "025_hrtime.ts.out",
 });
 
 itest!(_025_reload_js_type_error {
   args: "run --reload 025_reload_js_type_error.js",
-  output: "tests/025_reload_js_type_error.js.out",
+  output: "025_reload_js_type_error.js.out",
 });
 
 itest!(_026_redirect_javascript {
   args: "run --reload 026_redirect_javascript.js",
-  output: "tests/026_redirect_javascript.js.out",
+  output: "026_redirect_javascript.js.out",
+  http_server: true,
 });
 
 itest!(_026_workers {
   args: "run --reload 026_workers.ts",
-  output: "tests/026_workers.ts.out",
+  output: "026_workers.ts.out",
 });
 
 itest!(_027_redirect_typescript {
   args: "run --reload 027_redirect_typescript.ts",
-  output: "tests/027_redirect_typescript.ts.out",
+  output: "027_redirect_typescript.ts.out",
+  http_server: true,
 });
 
 itest!(_028_args {
   args: "run --reload 028_args.ts --arg1 val1 --arg2=val2 -- arg3 arg4",
-  output: "tests/028_args.ts.out",
+  output: "028_args.ts.out",
 });
 
 itest!(_029_eval {
   args: "eval console.log(\"hello\")",
-  output: "tests/029_eval.out",
+  output: "029_eval.out",
 });
 
 itest!(_030_xeval {
   args: "xeval console.log($.toUpperCase())",
   input: Some("a\nb\n\nc"),
-  output: "tests/030_xeval.out",
+  output: "030_xeval.out",
 });
 
 itest!(_031_xeval_replvar {
   args: "xeval -I val console.log(val.toUpperCase());",
   input: Some("a\nb\n\nc"),
-  output: "tests/031_xeval_replvar.out",
+  output: "031_xeval_replvar.out",
 });
 
 itest!(_032_xeval_delim {
   args: "xeval -d DELIM console.log($.toUpperCase());",
   input: Some("aDELIMbDELIMDELIMc"),
-  output: "tests/032_xeval_delim.out",
+  output: "032_xeval_delim.out",
 });
 
 itest!(_033_import_map {
   args:
     "run --reload --importmap=importmaps/import_map.json importmaps/test.ts",
-  output: "tests/033_import_map.out",
+  output: "033_import_map.out",
 });
 
 itest!(_034_onload {
   args: "run --reload 034_onload/main.ts",
-  output: "tests/034_onload.out",
+  output: "034_onload.out",
 });
 
 itest!(_035_no_fetch_flag {
-  args: "--reload --no-fetch http://127.0.0.1:4545/tests/019_media_types.ts",
-  output: "tests/035_no_fetch_flag.out",
+  args:
+    "--reload --no-fetch http://127.0.0.1:4545/cli/tests/019_media_types.ts",
+  output: "035_no_fetch_flag.out",
   exit_code: 1,
   check_stderr: true,
+  http_server: true,
 });
 
 itest!(_036_import_map_fetch {
   args:
     "fetch --reload --importmap=importmaps/import_map.json importmaps/test.ts",
-  output: "tests/036_import_map_fetch.out",
+  output: "036_import_map_fetch.out",
 });
 
 itest!(_037_current_thread {
   args: "run --current-thread --reload 034_onload/main.ts",
-  output: "tests/034_onload.out",
+  output: "034_onload.out",
 });
 
 itest!(_038_checkjs {
@@ -208,72 +276,72 @@ itest!(_038_checkjs {
   args: "run --reload --config 038_checkjs.tsconfig.json 038_checkjs.js",
   check_stderr: true,
   exit_code: 1,
-  output: "tests/038_checkjs.js.out",
+  output: "038_checkjs.js.out",
 });
 
 itest!(_039_worker_deno_ns {
   args: "run --reload 039_worker_deno_ns.ts",
-  output: "tests/039_worker_deno_ns.ts.out",
+  output: "039_worker_deno_ns.ts.out",
 });
 
 itest!(_040_worker_blob {
   args: "run --reload 040_worker_blob.ts",
-  output: "tests/040_worker_blob.ts.out",
+  output: "040_worker_blob.ts.out",
 });
 
 itest!(_041_dyn_import_eval {
   args: "eval import('./subdir/mod4.js').then(console.log)",
-  output: "tests/041_dyn_import_eval.out",
+  output: "041_dyn_import_eval.out",
 });
 
 itest!(_041_info_flag {
   args: "info",
-  output: "tests/041_info_flag.out",
+  output: "041_info_flag.out",
 });
 
 itest!(_042_dyn_import_evalcontext {
   args: "run --allow-read --reload 042_dyn_import_evalcontext.ts",
-  output: "tests/042_dyn_import_evalcontext.ts.out",
+  output: "042_dyn_import_evalcontext.ts.out",
 });
 
 itest!(async_error {
   exit_code: 1,
   args: "run --reload async_error.ts",
   check_stderr: true,
-  output: "tests/async_error.ts.out",
+  output: "async_error.ts.out",
 });
 
 itest!(circular1 {
   args: "run --reload circular1.js",
-  output: "tests/circular1.js.out",
+  output: "circular1.js.out",
 });
 
 itest!(config {
   args: "run --reload --config config.tsconfig.json config.ts",
   check_stderr: true,
   exit_code: 1,
-  output: "tests/config.ts.out",
+  output: "config.ts.out",
 });
 
 itest!(error_001 {
   args: "run --reload error_001.ts",
   check_stderr: true,
   exit_code: 1,
-  output: "tests/error_001.ts.out",
+  output: "error_001.ts.out",
 });
 
 itest!(error_002 {
   args: "run --reload error_002.ts",
   check_stderr: true,
   exit_code: 1,
-  output: "tests/error_002.ts.out",
+  output: "error_002.ts.out",
 });
 
 itest!(error_003_typescript {
   args: "run --reload error_003_typescript.ts",
   check_stderr: true,
   exit_code: 1,
-  output: "tests/error_003_typescript.ts.out",
+  output: "error_003_typescript.ts.out",
 });
 
 // Supposing that we've already attempted to run error_003_typescript.ts
@@ -284,363 +352,187 @@ itest!(error_003_typescript2 {
   args: "run error_003_typescript.ts",
   check_stderr: true,
   exit_code: 1,
-  output: "tests/error_003_typescript.ts.out",
+  output: "error_003_typescript.ts.out",
 });
 
 itest!(error_004_missing_module {
   args: "run --reload error_004_missing_module.ts",
   check_stderr: true,
   exit_code: 1,
-  output: "tests/error_004_missing_module.ts.out",
+  output: "error_004_missing_module.ts.out",
 });
 
 itest!(error_005_missing_dynamic_import {
   args: "run --reload error_005_missing_dynamic_import.ts",
   check_stderr: true,
   exit_code: 1,
-  output: "tests/error_005_missing_dynamic_import.ts.out",
+  output: "error_005_missing_dynamic_import.ts.out",
 });
 
 itest!(error_006_import_ext_failure {
   args: "run --reload error_006_import_ext_failure.ts",
   check_stderr: true,
   exit_code: 1,
-  output: "tests/error_006_import_ext_failure.ts.out",
+  output: "error_006_import_ext_failure.ts.out",
 });
 
 itest!(error_007_any {
   args: "run --reload error_007_any.ts",
   check_stderr: true,
   exit_code: 1,
-  output: "tests/error_007_any.ts.out",
+  output: "error_007_any.ts.out",
 });
 
 itest!(error_008_checkjs {
   args: "run --reload error_008_checkjs.js",
   check_stderr: true,
   exit_code: 1,
-  output: "tests/error_008_checkjs.js.out",
+  output: "error_008_checkjs.js.out",
 });
 
 itest!(error_011_bad_module_specifier {
   args: "run --reload error_011_bad_module_specifier.ts",
   check_stderr: true,
   exit_code: 1,
-  output: "tests/error_011_bad_module_specifier.ts.out",
+  output: "error_011_bad_module_specifier.ts.out",
 });
 
 itest!(error_012_bad_dynamic_import_specifier {
   args: "run --reload error_012_bad_dynamic_import_specifier.ts",
   check_stderr: true,
   exit_code: 1,
-  output: "tests/error_012_bad_dynamic_import_specifier.ts.out",
+  output: "error_012_bad_dynamic_import_specifier.ts.out",
 });
 
 itest!(error_013_missing_script {
   args: "run --reload missing_file_name",
   check_stderr: true,
   exit_code: 1,
-  output: "tests/error_013_missing_script.out",
+  output: "error_013_missing_script.out",
 });
 
 itest!(error_014_catch_dynamic_import_error {
   args: "error_014_catch_dynamic_import_error.js --reload --allow-read",
-  output: "tests/error_014_catch_dynamic_import_error.js.out",
+  output: "error_014_catch_dynamic_import_error.js.out",
 });
 
 itest!(error_015_dynamic_import_permissions {
   args: "--reload --no-prompt error_015_dynamic_import_permissions.js",
-  output: "tests/error_015_dynamic_import_permissions.out",
+  output: "error_015_dynamic_import_permissions.out",
   check_stderr: true,
   exit_code: 1,
+  http_server: true,
 });
 
 // We have an allow-net flag but not allow-read, it should still result in error.
 itest!(error_016_dynamic_import_permissions2 {
   args:
     "--no-prompt --reload --allow-net error_016_dynamic_import_permissions2.js",
-  output: "tests/error_016_dynamic_import_permissions2.out",
+  output: "error_016_dynamic_import_permissions2.out",
   check_stderr: true,
   exit_code: 1,
+  http_server: true,
 });
 
 itest!(error_stack {
   args: "run --reload error_stack.ts",
   check_stderr: true,
   exit_code: 1,
-  output: "tests/error_stack.ts.out",
+  output: "error_stack.ts.out",
 });
 
 itest!(error_syntax {
   args: "run --reload error_syntax.js",
   check_stderr: true,
   exit_code: 1,
-  output: "tests/error_syntax.js.out",
+  output: "error_syntax.js.out",
 });
 
 itest!(error_type_definitions {
   args: "run --reload error_type_definitions.ts",
   check_stderr: true,
   exit_code: 1,
-  output: "tests/error_type_definitions.ts.out",
+  output: "error_type_definitions.ts.out",
 });
 
 itest!(exit_error42 {
   exit_code: 42,
   args: "run --reload exit_error42.ts",
-  output: "tests/exit_error42.ts.out",
+  output: "exit_error42.ts.out",
 });
 
 itest!(https_import {
   args: "run --reload https_import.ts",
-  output: "tests/https_import.ts.out",
+  output: "https_import.ts.out",
 });
 
 itest!(if_main {
   args: "run --reload if_main.ts",
-  output: "tests/if_main.ts.out",
+  output: "if_main.ts.out",
 });
 
 itest!(import_meta {
   args: "run --reload import_meta.ts",
-  output: "tests/import_meta.ts.out",
+  output: "import_meta.ts.out",
 });
 
 itest!(seed_random {
   args: "run --seed=100 seed_random.js",
-  output: "tests/seed_random.js.out",
+  output: "seed_random.js.out",
 });
 
 itest!(type_definitions {
   args: "run --reload type_definitions.ts",
-  output: "tests/type_definitions.ts.out",
+  output: "type_definitions.ts.out",
 });
 
 itest!(types {
   args: "types",
-  output: "tests/types.out",
+  output: "types.out",
 });
 
 itest!(unbuffered_stderr {
   args: "run --reload unbuffered_stderr.ts",
   check_stderr: true,
-  output: "tests/unbuffered_stderr.ts.out",
+  output: "unbuffered_stderr.ts.out",
 });
 
 itest!(unbuffered_stdout {
   args: "run --reload unbuffered_stdout.ts",
-  output: "tests/unbuffered_stdout.ts.out",
+  output: "unbuffered_stdout.ts.out",
 });
 
 itest!(v8_flags {
   args: "run --v8-flags=--expose-gc v8_flags.js",
-  output: "tests/v8_flags.js.out",
+  output: "v8_flags.js.out",
 });
 
 itest!(v8_help {
   args: "--v8-options",
-  output: "tests/v8_help.out",
+  output: "v8_help.out",
 });
 
 itest!(version {
   args: "version",
-  output: "tests/version.out",
+  output: "version.out",
 });
 
 itest!(version_long_flag {
   args: "--version",
-  output: "tests/version.out",
+  output: "version.out",
 });
 
 itest!(version_short_flag {
   args: "-v",
-  output: "tests/version.out",
+  output: "version.out",
 });
 
 itest!(wasm {
   args: "run wasm.ts",
-  output: "tests/wasm.ts.out",
+  output: "wasm.ts.out",
 });
 
 itest!(wasm_async {
   args: "wasm_async.js",
-  output: "tests/wasm_async.out",
+  output: "wasm_async.out",
 });
-
-///////////////////////////
-
-#[derive(Debug, Default)]
-struct IntegrationTest {
-  args: &'static str,
-  output: &'static str,
-  input: Option<&'static str>,
-  exit_code: i32,
-  check_stderr: bool,
-}
-
-impl IntegrationTest {
-  pub fn run(&self) {
-    let args = self.args.split_whitespace();
-    let root = PathBuf::from(concat!(env!("CARGO_MANIFEST_DIR"), "/.."));
-    let mut target = "debug";
-
-    if let Ok(build_mode) = env::var("DENO_BUILD_MODE") {
-      if build_mode == "release" {
-        target = "release";
-      }
-    }
-
-    let bin = root.join(format!("target/{}/deno", target));
-    debug!("root path {}", root.display());
-    debug!("bin path {}", bin.display());
-
-    let (mut reader, writer) = pipe().unwrap();
-    let mut command = Command::new(bin);
-    command.args(args);
-    command.current_dir(root.join("tests"));
-    command.stdin(Stdio::piped());
-    command.stderr(Stdio::null());
-
-    if self.check_stderr {
-      let writer_clone = writer.try_clone().unwrap();
-      command.stderr(writer_clone);
-    }
-
-    command.stdout(writer);
-
-    let mut process = command.spawn().expect("failed to execute process");
-
-    if let Some(input) = self.input {
-      let mut p_stdin = process.stdin.take().unwrap();
-      write!(p_stdin, "{}", input).unwrap();
-    }
-
-    // Very important when using pipes: This parent process is still
-    // holding its copies of the write ends, and we have to close them
-    // before we read, otherwise the read end will never report EOF. The
-    // Command object owns the writers now, and dropping it closes them.
-    drop(command);
-
-    let mut actual = String::new();
-    reader.read_to_string(&mut actual).unwrap();
-
-    let status = process.wait().expect("failed to finish process");
-    let exit_code = status.code().unwrap();
-
-    actual = strip_ansi_codes(&actual).to_string();
-
-    if self.exit_code != exit_code {
-      println!("OUTPUT\n{}\nOUTPUT", actual);
-      panic!(
-        "bad exit code, expected: {:?}, actual: {:?}",
-        self.exit_code, exit_code
-      );
-    }
-
-    let output_path = root.join(self.output);
-    debug!("output path {}", output_path.display());
-    let expected =
-      std::fs::read_to_string(output_path).expect("cannot read output");
-
-    if !wildcard_match(&expected, &actual) {
-      println!("OUTPUT\n{}\nOUTPUT", actual);
-      println!("EXPECTED\n{}\nEXPECTED", expected);
-      panic!("pattern match failed");
-    }
-  }
-}
-
-fn wildcard_match(pattern: &str, s: &str) -> bool {
-  pattern_match(pattern, s, "[WILDCARD]")
-}
-
-fn pattern_match(pattern: &str, s: &str, wildcard: &str) -> bool {
-  // Normalize line endings
-  let s = s.replace("\r\n", "\n");
-  let pattern = pattern.replace("\r\n", "\n");
-
-  if pattern == wildcard {
-    return true;
-  }
-
-  let parts = pattern.split(wildcard).collect::<Vec<&str>>();
-  if parts.len() == 1 {
-    return pattern == s;
-  }
-
-  if !s.starts_with(parts[0]) {
-    return false;
-  }
-
-  let mut t = s.split_at(parts[0].len());
-
-  for (i, part) in parts.iter().enumerate() {
-    if i == 0 {
-      continue;
-    }
-    dbg!(part, i);
-    if i == parts.len() - 1 && (*part == "" || *part == "\n") {
-      dbg!("exit 1 true", i);
-      return true;
-    }
-    if let Some(found) = t.1.find(*part) {
-      dbg!("found ", found);
-      t = t.1.split_at(found + part.len());
-    } else {
-      dbg!("exit false ", i);
-      return false;
-    }
-  }
-
-  dbg!("end ", t.1.len());
-  t.1.is_empty()
-}
-
-#[test]
-fn test_wildcard_match() {
-  let fixtures = vec![
-    ("foobarbaz", "foobarbaz", true),
-    ("[WILDCARD]", "foobarbaz", true),
-    ("foobar", "foobarbaz", false),
-    ("foo[WILDCARD]baz", "foobarbaz", true),
-    ("foo[WILDCARD]baz", "foobazbar", false),
-    ("foo[WILDCARD]baz[WILDCARD]qux", "foobarbazqatqux", true),
-    ("foo[WILDCARD]", "foobar", true),
-    ("foo[WILDCARD]baz[WILDCARD]", "foobarbazqat", true),
-    // check with different line endings
-    ("foo[WILDCARD]\nbaz[WILDCARD]\n", "foobar\nbazqat\n", true),
-    (
-      "foo[WILDCARD]\nbaz[WILDCARD]\n",
-      "foobar\r\nbazqat\r\n",
-      true,
-    ),
-    (
-      "foo[WILDCARD]\r\nbaz[WILDCARD]\n",
-      "foobar\nbazqat\r\n",
-      true,
-    ),
-    (
-      "foo[WILDCARD]\r\nbaz[WILDCARD]\r\n",
-      "foobar\nbazqat\n",
-      true,
-    ),
-    (
-      "foo[WILDCARD]\r\nbaz[WILDCARD]\r\n",
-      "foobar\r\nbazqat\r\n",
-      true,
-    ),
-  ];
-
-  // Iterate through the fixture lists, testing each one
-  for (pattern, string, expected) in fixtures {
-    let actual = wildcard_match(pattern, string);
-    dbg!(pattern, string, expected);
-    assert_eq!(actual, expected);
-  }
-}
-
-#[test]
-fn test_pattern_match() {
-  assert!(pattern_match("foo[BAR]baz", "foobarbaz", "[BAR]"));
-  assert!(!pattern_match("foo[BAR]baz", "foobazbar", "[BAR]"));
-}
diff --git a/cli/tests/tty_tests.rs b/cli/tests/tty_tests.rs
new file mode 100644
index 0000000000..413d39caf0
--- /dev/null
+++ b/cli/tests/tty_tests.rs
@@ -0,0 +1,18 @@
+// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
+#[macro_use]
+extern crate lazy_static;
+extern crate tempfile;
+mod util;
+use util::*;
+
+// TODO(#2933): Rewrite these tests in rust.
+// TODO(ry) These tests can't run in parallel.
+#[test]
+fn tty_tests() {
+  let g = http_server();
+  run_python_script("tools/complex_permissions_test.py");
+  run_python_script("tools/permission_prompt_test.py");
+  // TODO(ry) is_tty_test is not passing on travis when run with "cargo test"
+  // run_python_script("tools/is_tty_test.py");
+  drop(g);
+}
diff --git a/cli/tests/util/mod.rs b/cli/tests/util/mod.rs
new file mode 100644
index 0000000000..a91e5367b6
--- /dev/null
+++ b/cli/tests/util/mod.rs
@@ -0,0 +1,218 @@
+//! Test utilites shared between integration_tests.rs and tty_tests.rs
+use deno_cli::colors::strip_ansi_codes;
+pub use deno_cli::test_util::*;
+use os_pipe::pipe;
+use std::io::Read;
+use std::io::Write;
+use std::process::Command;
+use std::process::Stdio;
+use tempfile::TempDir;
+
+lazy_static! {
+  static ref DENO_DIR: TempDir = { TempDir::new().expect("tempdir fail") };
+}
+
+#[allow(dead_code)]
+pub fn deno_cmd() -> Command {
+  let mut c = Command::new(deno_exe_path());
+  c.env("DENO_DIR", DENO_DIR.path());
+  c
+}
+
+pub fn run_python_script(script: &str) {
+  let output = Command::new("python")
+    .env("DENO_DIR", DENO_DIR.path())
+    .current_dir(root_path())
+    .arg(script)
+    .arg(format!("--executable={}", deno_exe_path().display()))
+    .env("DENO_BUILD_PATH", target_dir())
+    .output()
+    .expect("failed to spawn script");
+  if !output.status.success() {
+    let stdout = String::from_utf8(output.stdout).unwrap();
+    let stderr = String::from_utf8(output.stderr).unwrap();
+    panic!(
+      "{} executed with failing error code\n{}{}",
+      script, stdout, stderr
+    );
+  }
+}
+
+#[derive(Debug, Default)]
+pub struct CheckOutputIntegrationTest {
+  pub args: &'static str,
+  pub output: &'static str,
+  pub input: Option<&'static str>,
+  pub exit_code: i32,
+  pub check_stderr: bool,
+  pub http_server: bool,
+}
+
+impl CheckOutputIntegrationTest {
+  #[allow(dead_code)]
+  pub fn run(&self) {
+    let args = self.args.split_whitespace();
+    let root = root_path();
+    let deno_exe = deno_exe_path();
+    println!("root path {}", root.display());
+    println!("deno_exe path {}", deno_exe.display());
+
+    let http_server_guard = if self.http_server {
+      Some(http_server())
+    } else {
+      None
+    };
+
+    let (mut reader, writer) = pipe().unwrap();
+    let tests_dir = root.join("cli").join("tests");
+    let mut command = deno_cmd();
+    command.args(args);
+    command.current_dir(&tests_dir);
+    command.stdin(Stdio::piped());
+    command.stderr(Stdio::null());
+
+    if self.check_stderr {
+      let writer_clone = writer.try_clone().unwrap();
+      command.stderr(writer_clone);
+    }
+
+    command.stdout(writer);
+
+    let mut process = command.spawn().expect("failed to execute process");
+
+    if let Some(input) = self.input {
+      let mut p_stdin = process.stdin.take().unwrap();
+      write!(p_stdin, "{}", input).unwrap();
+    }
+
+    // Very important when using pipes: This parent process is still
+    // holding its copies of the write ends, and we have to close them
+    // before we read, otherwise the read end will never report EOF. The
+    // Command object owns the writers now, and dropping it closes them.
+    drop(command);
+
+    let mut actual = String::new();
+    reader.read_to_string(&mut actual).unwrap();
+
+    let status = process.wait().expect("failed to finish process");
+    let exit_code = status.code().unwrap();
+
+    drop(http_server_guard);
+
+    actual = strip_ansi_codes(&actual).to_string();
+
+    if self.exit_code != exit_code {
+      println!("OUTPUT\n{}\nOUTPUT", actual);
+      panic!(
+        "bad exit code, expected: {:?}, actual: {:?}",
+        self.exit_code, exit_code
+      );
+    }
+
+    let output_path = tests_dir.join(self.output);
+    println!("output path {}", output_path.display());
+    let expected =
+      std::fs::read_to_string(output_path).expect("cannot read output");
+
+    if !wildcard_match(&expected, &actual) {
+      println!("OUTPUT\n{}\nOUTPUT", actual);
+      println!("EXPECTED\n{}\nEXPECTED", expected);
+      panic!("pattern match failed");
+    }
+  }
+}
+
+fn wildcard_match(pattern: &str, s: &str) -> bool {
+  pattern_match(pattern, s, "[WILDCARD]")
+}
+
+fn pattern_match(pattern: &str, s: &str, wildcard: &str) -> bool {
+  // Normalize line endings
+  let s = s.replace("\r\n", "\n");
+  let pattern = pattern.replace("\r\n", "\n");
+
+  if pattern == wildcard {
+    return true;
+  }
+
+  let parts = pattern.split(wildcard).collect::<Vec<&str>>();
+  if parts.len() == 1 {
+    return pattern == s;
+  }
+
+  if !s.starts_with(parts[0]) {
+    return false;
+  }
+
+  let mut t = s.split_at(parts[0].len());
+
+  for (i, part) in parts.iter().enumerate() {
+    if i == 0 {
+      continue;
+    }
+    dbg!(part, i);
+    if i == parts.len() - 1 && (*part == "" || *part == "\n") {
+      dbg!("exit 1 true", i);
+      return true;
+    }
+    if let Some(found) = t.1.find(*part) {
+      dbg!("found ", found);
+      t = t.1.split_at(found + part.len());
+    } else {
+      dbg!("exit false ", i);
+      return false;
+    }
+  }
+
+  dbg!("end ", t.1.len());
+  t.1.is_empty()
+}
+
+#[test]
+fn test_wildcard_match() {
+  let fixtures = vec![
+    ("foobarbaz", "foobarbaz", true),
+    ("[WILDCARD]", "foobarbaz", true),
+    ("foobar", "foobarbaz", false),
+    ("foo[WILDCARD]baz", "foobarbaz", true),
+    ("foo[WILDCARD]baz", "foobazbar", false),
+    ("foo[WILDCARD]baz[WILDCARD]qux", "foobarbazqatqux", true),
+    ("foo[WILDCARD]", "foobar", true),
+    ("foo[WILDCARD]baz[WILDCARD]", "foobarbazqat", true),
+    // check with different line endings
+    ("foo[WILDCARD]\nbaz[WILDCARD]\n", "foobar\nbazqat\n", true),
+    (
+      "foo[WILDCARD]\nbaz[WILDCARD]\n",
+      "foobar\r\nbazqat\r\n",
+      true,
+    ),
+    (
+      "foo[WILDCARD]\r\nbaz[WILDCARD]\n",
+      "foobar\nbazqat\r\n",
+      true,
+    ),
+    (
+      "foo[WILDCARD]\r\nbaz[WILDCARD]\r\n",
+      "foobar\nbazqat\n",
+      true,
+    ),
+    (
+      "foo[WILDCARD]\r\nbaz[WILDCARD]\r\n",
+      "foobar\r\nbazqat\r\n",
+      true,
+    ),
+  ];
+
+  // Iterate through the fixture lists, testing each one
+  for (pattern, string, expected) in fixtures {
+    let actual = wildcard_match(pattern, string);
+    dbg!(pattern, string, expected);
+    assert_eq!(actual, expected);
+  }
+}
+
+#[test]
+fn test_pattern_match() {
+  assert!(pattern_match("foo[BAR]baz", "foobarbaz", "[BAR]"));
+  assert!(!pattern_match("foo[BAR]baz", "foobazbar", "[BAR]"));
+}
diff --git a/cli/worker.rs b/cli/worker.rs
index a14a226104..b92cef58e7 100644
--- a/cli/worker.rs
+++ b/cli/worker.rs
@@ -201,10 +201,11 @@ mod tests {
 
   #[test]
   fn execute_006_url_imports() {
+    let http_server_guard = crate::test_util::http_server();
     let p = std::path::PathBuf::from(env!("CARGO_MANIFEST_DIR"))
       .parent()
       .unwrap()
-      .join("tests/006_url_imports.ts")
+      .join("cli/tests/006_url_imports.ts")
       .to_owned();
     let module_specifier =
       ModuleSpecifier::resolve_url_or_path(&p.to_string_lossy()).unwrap();
@@ -232,6 +233,7 @@ mod tests {
     assert_eq!(metrics.resolve_count.load(Ordering::SeqCst), 3);
     // Check that we've only invoked the compiler once.
     assert_eq!(metrics.compiler_starts.load(Ordering::SeqCst), 1);
+    drop(http_server_guard);
   }
 
   fn create_test_worker() -> Worker {
diff --git a/tools/cargo_package.py b/tools/cargo_package.py
index 7696681e79..29f5e7fb50 100755
--- a/tools/cargo_package.py
+++ b/tools/cargo_package.py
@@ -15,8 +15,7 @@ import errno
 from shutil import copytree, ignore_patterns, copyfile
 from tempfile import mkdtemp
 from string import Template
-from util import root_path
-from util import run
+from util import root_path, run
 
 if sys.platform == "linux2":
     llvm_target = "x86_64-unknown-linux-gnu"
diff --git a/tools/complex_permissions_test.py b/tools/complex_permissions_test.py
index cc35577ded..985f9a9721 100755
--- a/tools/complex_permissions_test.py
+++ b/tools/complex_permissions_test.py
@@ -29,7 +29,7 @@ class BaseReadWritePermissionsTest(object):
     def test_inside_project_dir(self):
         code, _stdout, stderr = self._run_deno(
             ["--allow-" + self.test_type + "=" + root_path],
-            [self.test_type, "package.json", "tests/subdir/config.json"])
+            [self.test_type, "package.json", "cli/tests/subdir/config.json"])
         assert code == 0
         assert PROMPT_PATTERN not in stderr
         assert PERMISSION_DENIED_PATTERN not in stderr
@@ -37,7 +37,7 @@ class BaseReadWritePermissionsTest(object):
     def test_outside_test_dir(self):
         code, _stdout, stderr = self._run_deno([
             "--allow-" + self.test_type + "=" + os.path.join(
-                root_path, "tests")
+                root_path, "cli/tests")
         ], [self.test_type, "package.json"])
         assert code == 1
         assert PROMPT_PATTERN not in stderr
@@ -46,8 +46,8 @@ class BaseReadWritePermissionsTest(object):
     def test_inside_test_dir(self):
         code, _stdout, stderr = self._run_deno([
             "--allow-" + self.test_type + "=" + os.path.join(
-                root_path, "tests")
-        ], [self.test_type, "tests/subdir/config.json"])
+                root_path, "cli/tests")
+        ], [self.test_type, "cli/tests/subdir/config.json"])
         assert code == 0
         assert PROMPT_PATTERN not in stderr
         assert PERMISSION_DENIED_PATTERN not in stderr
@@ -55,7 +55,7 @@ class BaseReadWritePermissionsTest(object):
     def test_outside_test_and_js_dir(self):
         code, _stdout, stderr = self._run_deno([
             "--allow-" + self.test_type + "=" + os.path.join(
-                root_path, "tests") + "," + os.path.join(root_path, "js")
+                root_path, "cli/tests") + "," + os.path.join(root_path, "js")
         ], [self.test_type, "package.json"])
         assert code == 1
         assert PROMPT_PATTERN not in stderr
@@ -64,8 +64,8 @@ class BaseReadWritePermissionsTest(object):
     def test_inside_test_and_js_dir(self):
         code, _stdout, stderr = self._run_deno([
             "--allow-" + self.test_type + "=" + os.path.join(
-                root_path, "tests") + "," + os.path.join(root_path, "js")
-        ], [self.test_type, "js/dir_test.ts", "tests/subdir/config.json"])
+                root_path, "cli/tests") + "," + os.path.join(root_path, "js")
+        ], [self.test_type, "js/dir_test.ts", "cli/tests/subdir/config.json"])
         assert code == 0
         assert PROMPT_PATTERN not in stderr
         assert PERMISSION_DENIED_PATTERN not in stderr
@@ -75,8 +75,8 @@ class BaseReadWritePermissionsTest(object):
         saved_curdir = os.getcwd()
         os.chdir(root_path)
         code, _stdout, stderr = self._run_deno(
-            ["--allow-" + self.test_type + "=" + "./tests"],
-            [self.test_type, "tests/subdir/config.json"])
+            ["--allow-" + self.test_type + "=" + "./cli/tests"],
+            [self.test_type, "cli/tests/subdir/config.json"])
         assert code == 0
         assert PROMPT_PATTERN not in stderr
         assert PERMISSION_DENIED_PATTERN not in stderr
@@ -87,8 +87,8 @@ class BaseReadWritePermissionsTest(object):
         saved_curdir = os.getcwd()
         os.chdir(root_path)
         code, _stdout, stderr = self._run_deno(
-            ["--allow-" + self.test_type + "=" + "tests"],
-            [self.test_type, "tests/subdir/config.json"])
+            ["--allow-" + self.test_type + "=" + "cli/tests"],
+            [self.test_type, "cli/tests/subdir/config.json"])
         assert code == 0
         assert PROMPT_PATTERN not in stderr
         assert PERMISSION_DENIED_PATTERN not in stderr
@@ -215,5 +215,4 @@ def complex_permissions_tests():
 
 
 if __name__ == "__main__":
-    with http_server.spawn():
-        run_tests()
+    run_tests()
diff --git a/tools/fetch_test.py b/tools/fetch_test.py
index b4bf1836c9..e6e5cb6a0f 100755
--- a/tools/fetch_test.py
+++ b/tools/fetch_test.py
@@ -29,5 +29,4 @@ class TestFetch(DenoTestCase):
 
 
 if __name__ == "__main__":
-    with http_server.spawn():
-        run_tests()
+    run_tests()
diff --git a/tools/setup.py b/tools/setup.py
index aef65924de..b6c8cac924 100755
--- a/tools/setup.py
+++ b/tools/setup.py
@@ -127,9 +127,9 @@ def generate_gn_args(mode):
     if "DENO_BUILD_ARGS" in os.environ:
         out += os.environ["DENO_BUILD_ARGS"].split()
 
-    cacher = third_party.get_prebuilt_tool_path("sccache")
+    cacher = find_executable("sccache")
     if not os.path.exists(cacher):
-        cacher = find_executable("sccache") or find_executable("ccache")
+        cacher = third_party.get_prebuilt_tool_path("sccache")
 
     # Check if ccache or sccache are in the path, and if so we set cc_wrapper.
     cc_wrapper = cacher
diff --git a/tools/target_test.py b/tools/target_test.py
index b4cb6996c2..724dacdecf 100644
--- a/tools/target_test.py
+++ b/tools/target_test.py
@@ -21,13 +21,6 @@ class TestTarget(DenoTestCase):
         self.check_exists(bin_file)
         run([bin_file], quiet=True)
 
-    def test_cargo_test(self):
-        cargo_test = ["cargo", "test", "--all", "--locked"]
-        if build_mode() == "release":
-            run(cargo_test + ["--release"])
-        else:
-            run(cargo_test)
-
     def test_libdeno(self):
         self._test("libdeno_test")
 
diff --git a/tools/test.py b/tools/test.py
deleted file mode 100755
index c3110c655d..0000000000
--- a/tools/test.py
+++ /dev/null
@@ -1,62 +0,0 @@
-#!/usr/bin/env python
-# Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
-# Runs the full test suite.
-# Usage: ./tools/test.py out/Debug
-import os
-
-from benchmark_test import TestBenchmark
-from deno_dir_test import TestDenoDir
-from fetch_test import TestFetch
-from fmt_test import TestFmt
-from repl_test import TestRepl
-from setup_test import TestSetup
-from target_test import TestTarget
-from unit_tests import JsUnitTests
-from util_test import TestUtil
-# NOTE: These tests are skipped on Windows
-from is_tty_test import TestIsTty
-from permission_prompt_test import permission_prompt_tests
-from complex_permissions_test import complex_permissions_tests
-
-import http_server
-from util import (enable_ansi_colors, build_path, RESET, FG_RED, FG_GREEN,
-                  executable_suffix, rmtree, tests_path)
-from test_util import parse_test_args, run_tests
-
-
-def main():
-    args = parse_test_args()
-
-    deno_dir = os.path.join(args.build_dir, ".deno_test")
-    if os.path.isdir(deno_dir):
-        rmtree(deno_dir)
-    os.environ["DENO_DIR"] = deno_dir
-
-    enable_ansi_colors()
-
-    test_cases = [
-        TestSetup,
-        TestUtil,
-        TestTarget,
-        JsUnitTests,
-        TestFetch,
-        TestRepl,
-        TestDenoDir,
-        TestBenchmark,
-    ]
-
-    # TODO(ry) This test isn't working yet on github actions.
-    if "GH_ACTIONS" not in os.environ:
-        test_cases += [TestIsTty]
-
-    test_cases += permission_prompt_tests()
-    test_cases += complex_permissions_tests()
-    # It is very slow, so do TestFmt at the end.
-    test_cases += [TestFmt]
-
-    with http_server.spawn():
-        run_tests(test_cases)
-
-
-if __name__ == '__main__':
-    main()
diff --git a/tools/unit_tests.py b/tools/unit_tests.py
deleted file mode 100755
index 859afcea33..0000000000
--- a/tools/unit_tests.py
+++ /dev/null
@@ -1,28 +0,0 @@
-#!/usr/bin/env python
-# Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
-import sys
-import subprocess
-
-import http_server
-from test_util import DenoTestCase, run_tests
-
-
-class JsUnitTests(DenoTestCase):
-    def test_unit_test_runner(self):
-        cmd = [
-            self.deno_exe, "run", "--reload", "--allow-run", "--allow-env",
-            "js/unit_test_runner.ts"
-        ]
-        process = subprocess.Popen(
-            cmd, bufsize=1, universal_newlines=True, stderr=subprocess.STDOUT)
-
-        process.wait()
-        errcode = process.returncode
-        if errcode != 0:
-            raise AssertionError(
-                "js/unit_test_runner.ts exited with exit code %s" % errcode)
-
-
-if __name__ == '__main__':
-    with http_server.spawn():
-        run_tests()
diff --git a/website/manual.md b/website/manual.md
index ae3f18d41b..ead3dddac6 100644
--- a/website/manual.md
+++ b/website/manual.md
@@ -167,7 +167,7 @@ cargo build -vv
 ./target/debug/deno tests/002_hello.ts
 
 # Test.
-./tools/test.py
+cargo test
 
 # Format code.
 ./tools/format.py
@@ -1148,7 +1148,7 @@ Before submitting, please make sure the following is done:
 
 1. That there is a related issue and it is referenced in the PR text.
 2. There are tests that cover the changes.
-3. Ensure `./tools/test.py` passes.
+3. Ensure `cargo test` passes.
 4. Format your code with `tools/format.py`
 5. Make sure `./tools/lint.py` passes.