diff --git a/BUILD.gn b/BUILD.gn
index bca1e075..d6eb5e51 100644
--- a/BUILD.gn
+++ b/BUILD.gn
@@ -8,13 +8,13 @@ v8_static_library("rusty_v8") {
     "src/handle_scope.cc",
     "src/inspector/channel.cc",
     "src/inspector/client.cc",
+    "src/inspector/string_buffer.cc",
     "src/isolate.cc",
     "src/locker.cc",
     "src/number.cc",
     "src/platform/mod.cc",
     "src/platform/task.cc",
     "src/string.cc",
-    "src/string_buffer.cc",
   ]
   deps = [
     ":v8",
diff --git a/src/inspector/channel.rs b/src/inspector/channel.rs
index 2bb55277..e52c7230 100644
--- a/src/inspector/channel.rs
+++ b/src/inspector/channel.rs
@@ -1,10 +1,10 @@
+use super::*;
 use crate::support::int;
 use crate::support::CxxVTable;
 use crate::support::FieldOffset;
 use crate::support::Opaque;
 use crate::support::RustVTable;
 use crate::support::UniquePtr;
-use crate::StringBuffer;
 
 // class Channel {
 //  public:
@@ -196,8 +196,6 @@ impl ChannelBase {
 mod tests {
   use super::*;
   use crate::support::UniquePtr;
-  use crate::StringView;
-  use crate::*;
   use std::sync::atomic::AtomicUsize;
   use std::sync::atomic::Ordering::SeqCst;
 
diff --git a/src/inspector/mod.rs b/src/inspector/mod.rs
index 2e093f7c..bb70184c 100644
--- a/src/inspector/mod.rs
+++ b/src/inspector/mod.rs
@@ -1,5 +1,9 @@
-pub mod channel;
-pub mod client;
+mod channel;
+mod client;
+mod string_buffer;
+mod string_view;
 
 pub use channel::Channel;
 pub use client::Client;
+pub use string_buffer::StringBuffer;
+pub use string_view::StringView;
diff --git a/src/string_buffer.cc b/src/inspector/string_buffer.cc
similarity index 94%
rename from src/string_buffer.cc
rename to src/inspector/string_buffer.cc
index 8a5a5b4b..8673c9d1 100644
--- a/src/string_buffer.cc
+++ b/src/inspector/string_buffer.cc
@@ -1,5 +1,4 @@
 #include "v8/include/v8-inspector.h"
-#include "support.h"
 
 using namespace v8_inspector;
 
diff --git a/src/string_buffer.rs b/src/inspector/string_buffer.rs
similarity index 77%
rename from src/string_buffer.rs
rename to src/inspector/string_buffer.rs
index 2034cd80..7dc4a3e4 100644
--- a/src/string_buffer.rs
+++ b/src/inspector/string_buffer.rs
@@ -1,7 +1,7 @@
+use super::string_view::StringView;
 use crate::support::CxxVTable;
 use crate::support::Delete;
 use crate::support::UniquePtr;
-use crate::StringView;
 
 // class StringBuffer {
 //  public:
@@ -53,24 +53,3 @@ impl Delete for StringBuffer {
     unsafe { v8_inspector__StringBuffer__DELETE(self) }
   }
 }
-
-#[cfg(test)]
-mod tests {
-  use super::*;
-
-  #[test]
-  fn test_string_buffer() {
-    let chars = b"Hello Venus!";
-    let mut buf = {
-      let src_view = StringView::from(&chars[..]);
-      StringBuffer::create(&src_view)
-    };
-    let view = buf.as_mut().unwrap().string();
-
-    assert_eq!(chars.len(), view.into_iter().len());
-    assert_eq!(chars.len(), view.len());
-    for (c1, c2) in chars.iter().copied().map(u16::from).zip(view) {
-      assert_eq!(c1, c2);
-    }
-  }
-}
diff --git a/src/string_view.rs b/src/inspector/string_view.rs
similarity index 92%
rename from src/string_view.rs
rename to src/inspector/string_view.rs
index 8ce63696..9ce590c8 100644
--- a/src/string_view.rs
+++ b/src/inspector/string_view.rs
@@ -197,20 +197,3 @@ impl<'a: 'b, 'b> ExactSizeIterator for StringViewIterator<'a, 'b> {
     self.view.len()
   }
 }
-
-#[cfg(test)]
-mod tests {
-  use super::*;
-
-  #[test]
-  fn test_string_view() {
-    let chars = b"Hello world!";
-    let view = StringView::from(&chars[..]);
-
-    assert_eq!(chars.len(), view.into_iter().len());
-    assert_eq!(chars.len(), view.len());
-    for (c1, c2) in chars.iter().copied().map(u16::from).zip(&view) {
-      assert_eq!(c1, c2);
-    }
-  }
-}
diff --git a/src/lib.rs b/src/lib.rs
index bfb9fb9f..e0596d3d 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -12,17 +12,15 @@ extern crate lazy_static;
 extern crate libc;
 
 mod handle_scope;
-mod inspector;
 mod isolate;
 mod local;
 mod locker;
 mod number;
 mod string;
-mod string_buffer;
-mod string_view;
 mod support;
 
 pub mod array_buffer;
+pub mod inspector;
 pub mod platform;
 // This module is intentionally named "V8" rather than "v8" to match the
 // C++ namespace "v8::V8".
@@ -36,5 +34,3 @@ pub use locker::Locker;
 pub use number::{Integer, Number};
 pub use string::NewStringType;
 pub use string::String;
-pub use string_buffer::StringBuffer;
-pub use string_view::StringView;
diff --git a/tests/test_api.rs b/tests/test_api.rs
index 354a2c26..c4c4ad30 100644
--- a/tests/test_api.rs
+++ b/tests/test_api.rs
@@ -121,3 +121,31 @@ fn set_flags_from_command_line() {
     vec!["binaryname".to_string(), "--should-be-ignored".to_string()]
   );
 }
+
+#[test]
+fn inspector_string_view() {
+  let chars = b"Hello world!";
+  let view = v8::inspector::StringView::from(&chars[..]);
+
+  assert_eq!(chars.len(), view.into_iter().len());
+  assert_eq!(chars.len(), view.len());
+  for (c1, c2) in chars.iter().copied().map(u16::from).zip(&view) {
+    assert_eq!(c1, c2);
+  }
+}
+
+#[test]
+fn inspector_string_buffer() {
+  let chars = b"Hello Venus!";
+  let mut buf = {
+    let src_view = v8::inspector::StringView::from(&chars[..]);
+    v8::inspector::StringBuffer::create(&src_view)
+  };
+  let view = buf.as_mut().unwrap().string();
+
+  assert_eq!(chars.len(), view.into_iter().len());
+  assert_eq!(chars.len(), view.len());
+  for (c1, c2) in chars.iter().copied().map(u16::from).zip(view) {
+    assert_eq!(c1, c2);
+  }
+}