diff --git a/README.md b/README.md
index b506ce37..57fd2229 100644
--- a/README.md
+++ b/README.md
@@ -29,7 +29,7 @@ inet-cute help [name]  # Display help for a command
 
 ## Examples
 
-Please see [tests/](./tests) for some example code.
+Please see [examples/](./tests) for some example code.
 
 ### Nat
 
@@ -116,7 +116,7 @@ rule cons append
   result-(append)
 end
 
-import zero from "https://code-of-inet-cute.xieyuheng.com/tests/datatype/Nat.i"
+import zero from "https://code-of-inet-cute.xieyuheng.com/examples/datatype/Nat.i"
 
 null zero cons zero cons
 null zero cons zero cons
@@ -130,7 +130,7 @@ append @run $result
 ### DiffList
 
 ```inet
-import List from "https://code-of-inet-cute.xieyuheng.com/tests/datatype/List.i"
+import List from "https://code-of-inet-cute.xieyuheng.com/examples/datatype/List.i"
 
 // Concatenation of lists is performed in linear time
 // with respect to its first argument.
@@ -172,8 +172,8 @@ rule diff diffOpen
   (diff)-front oldBack-(diffOpen)
 end
 
-import zero from "https://code-of-inet-cute.xieyuheng.com/tests/datatype/Nat.i"
-import cons from "https://code-of-inet-cute.xieyuheng.com/tests/datatype/List.i"
+import zero from "https://code-of-inet-cute.xieyuheng.com/examples/datatype/Nat.i"
+import cons from "https://code-of-inet-cute.xieyuheng.com/examples/datatype/List.i"
 
 (diff) @spread $front $back $value
 back zero cons zero cons front @connect value
diff --git a/docs/articles/programming-with-interaction-nets.md b/docs/articles/programming-with-interaction-nets.md
index 3e6ff1e8..b28d8bd3 100644
--- a/docs/articles/programming-with-interaction-nets.md
+++ b/docs/articles/programming-with-interaction-nets.md
@@ -779,7 +779,7 @@ to a local variable named `local`.
 import
   Nat, zero, add1, add,
   one, two, three,
-from "https://code-of-inet-cute.xieyuheng.com/tests/datatype/Nat.i"
+from "https://code-of-inet-cute.xieyuheng.com/examples/datatype/Nat.i"
 
 node natErase
   Nat :target!
@@ -892,7 +892,7 @@ rule cons append
   result-(append)
 end
 
-import zero from "https://code-of-inet-cute.xieyuheng.com/tests/datatype/Nat.i"
+import zero from "https://code-of-inet-cute.xieyuheng.com/examples/datatype/Nat.i"
 
 null zero cons zero cons
 null zero cons zero cons
@@ -937,7 +937,7 @@ in reverse order of the definition,
 then we save the ports to local variables for later use.
 
 ```
-import List from "https://code-of-inet-cute.xieyuheng.com/tests/datatype/List.i"
+import List from "https://code-of-inet-cute.xieyuheng.com/examples/datatype/List.i"
 
 type DiffList @Type -- @Type end
 
@@ -972,8 +972,8 @@ rule diff diffOpen
   (diff)-front oldBack-(diffOpen)
 end
 
-import zero from "https://code-of-inet-cute.xieyuheng.com/tests/datatype/Nat.i"
-import cons from "https://code-of-inet-cute.xieyuheng.com/tests/datatype/List.i"
+import zero from "https://code-of-inet-cute.xieyuheng.com/examples/datatype/Nat.i"
+import cons from "https://code-of-inet-cute.xieyuheng.com/examples/datatype/List.i"
 
 (diff) @spread $front $back $value
 back zero cons zero cons front @connect value
diff --git "a/docs/articles/\345\217\215\345\272\224\347\275\221\347\274\226\347\250\213.md" "b/docs/articles/\345\217\215\345\272\224\347\275\221\347\274\226\347\250\213.md"
index 468dcde2..e8a11920 100644
--- "a/docs/articles/\345\217\215\345\272\224\347\275\221\347\274\226\347\250\213.md"
+++ "b/docs/articles/\345\217\215\345\272\224\347\275\221\347\274\226\347\250\213.md"
@@ -750,7 +750,7 @@ three two max
 import
   Nat, zero, add1, add,
   one, two, three,
-from "https://code-of-inet-cute.xieyuheng.com/tests/datatype/Nat.i"
+from "https://code-of-inet-cute.xieyuheng.com/examples/datatype/Nat.i"
 
 node natErase
   Nat :target!
@@ -861,7 +861,7 @@ rule cons append
   result-(append)
 end
 
-import zero from "https://code-of-inet-cute.xieyuheng.com/tests/datatype/Nat.i"
+import zero from "https://code-of-inet-cute.xieyuheng.com/examples/datatype/Nat.i"
 
 null zero cons zero cons
 null zero cons zero cons
@@ -900,7 +900,7 @@ append @run $result
 然后我们把这些接口保存到了一些局部变量中。
 
 ```
-import List from "https://code-of-inet-cute.xieyuheng.com/tests/datatype/List.i"
+import List from "https://code-of-inet-cute.xieyuheng.com/examples/datatype/List.i"
 
 type DiffList @Type -- @Type end
 
@@ -935,8 +935,8 @@ rule diff diffOpen
   (diff)-front oldBack-(diffOpen)
 end
 
-import zero from "https://code-of-inet-cute.xieyuheng.com/tests/datatype/Nat.i"
-import cons from "https://code-of-inet-cute.xieyuheng.com/tests/datatype/List.i"
+import zero from "https://code-of-inet-cute.xieyuheng.com/examples/datatype/Nat.i"
+import cons from "https://code-of-inet-cute.xieyuheng.com/examples/datatype/List.i"
 
 (diff) @spread $front $back $value
 back zero cons zero cons front @connect value
diff --git a/package.json b/package.json
index 8a50ab0f..77f16131 100644
--- a/package.json
+++ b/package.json
@@ -16,8 +16,8 @@
     "build": "tsc",
     "build:watch": "tsc --watch",
     "test:ts": "vitest --dir src --run",
-    "test:inet": "test-runner snapshot 'node ./bin/inet-cute.js run --no-color' 'tests/**/*.i' --exclude 'tests/**/*.error.i'",
-    "test:inet-error": "test-runner snapshot-error 'node ./bin/inet-cute.js run --no-color' 'tests/**/*.error.i'",
+    "test:inet": "test-runner snapshot 'node ./bin/inet-cute.js run --no-color' 'examples/**/*.i' --exclude 'examples/**/*.error.i'",
+    "test:inet-error": "test-runner snapshot-error 'node ./bin/inet-cute.js run --no-color' 'examples/**/*.error.i'",
     "test": "npm run test:ts && npm run test:inet && npm run test:inet-error",
     "format": "prettier src docs --write"
   },
diff --git a/src/command-line/commands/Run.ts b/src/command-line/commands/Run.ts
index b93c2d52..bb8a3172 100644
--- a/src/command-line/commands/Run.ts
+++ b/src/command-line/commands/Run.ts
@@ -26,11 +26,11 @@ export class Run extends Command<Args, Opts> {
     return [
       `Run a file:`,
       ``,
-      blue(`  ${runner.name} ${this.name} tests/datatype/Nat.test.i`),
+      blue(`  ${runner.name} ${this.name} examples/datatype/Nat.test.i`),
       ``,
       `Run a URL:`,
       ``,
-      blue(`  ${runner.name} ${this.name} https://code-of-inet-cute.xieyuheng.com/tests/datatype/Nat.test.i`),
+      blue(`  ${runner.name} ${this.name} https://code-of-inet-cute.xieyuheng.com/examples/datatype/Nat.test.i`),
 
       ``,
     ].join("\n")
diff --git a/tests/module/circular-import-1.error.i.err b/tests/module/circular-import-1.error.i.err
index da6a0c08..71797acf 100644
--- a/tests/module/circular-import-1.error.i.err
+++ b/tests/module/circular-import-1.error.i.err
@@ -1,7 +1,7 @@
 [Import.execute] I can not do circular import.
 
-  loading module url: tests/module/circular-import-3.error.i
-  requiring module url: tests/module/circular-import-1.error.i
+  loading module url: examples/module/circular-import-3.error.i
+  requiring module url: examples/module/circular-import-1.error.i
 
 [Import.execute] I fail to import module.
 
diff --git a/tests/module/circular-import-2.error.i.err b/tests/module/circular-import-2.error.i.err
index 2c814b5f..2b74127f 100644
--- a/tests/module/circular-import-2.error.i.err
+++ b/tests/module/circular-import-2.error.i.err
@@ -1,7 +1,7 @@
 [Import.execute] I can not do circular import.
 
-  loading module url: tests/module/circular-import-1.error.i
-  requiring module url: tests/module/circular-import-2.error.i
+  loading module url: examples/module/circular-import-1.error.i
+  requiring module url: examples/module/circular-import-2.error.i
 
 [Import.execute] I fail to import module.
 
diff --git a/tests/module/circular-import-3.error.i.err b/tests/module/circular-import-3.error.i.err
index cd2f221e..7fe9ff31 100644
--- a/tests/module/circular-import-3.error.i.err
+++ b/tests/module/circular-import-3.error.i.err
@@ -1,7 +1,7 @@
 [Import.execute] I can not do circular import.
 
-  loading module url: tests/module/circular-import-2.error.i
-  requiring module url: tests/module/circular-import-3.error.i
+  loading module url: examples/module/circular-import-2.error.i
+  requiring module url: examples/module/circular-import-3.error.i
 
 [Import.execute] I fail to import module.
 
diff --git a/tests/module/circular-require-1.error.i.err b/tests/module/circular-require-1.error.i.err
index ed0609fd..230a331f 100644
--- a/tests/module/circular-require-1.error.i.err
+++ b/tests/module/circular-require-1.error.i.err
@@ -1,7 +1,7 @@
 [Require.execute] I can not do circular require.
 
-  loading module url: tests/module/circular-require-3.error.i
-  requiring module url: tests/module/circular-require-1.error.i
+  loading module url: examples/module/circular-require-3.error.i
+  requiring module url: examples/module/circular-require-1.error.i
 
 [Require.execute] I fail to require module.
 
diff --git a/tests/module/circular-require-2.error.i.err b/tests/module/circular-require-2.error.i.err
index 7447f2b8..527cd669 100644
--- a/tests/module/circular-require-2.error.i.err
+++ b/tests/module/circular-require-2.error.i.err
@@ -1,7 +1,7 @@
 [Require.execute] I can not do circular require.
 
-  loading module url: tests/module/circular-require-1.error.i
-  requiring module url: tests/module/circular-require-2.error.i
+  loading module url: examples/module/circular-require-1.error.i
+  requiring module url: examples/module/circular-require-2.error.i
 
 [Require.execute] I fail to require module.
 
diff --git a/tests/module/circular-require-3.error.i.err b/tests/module/circular-require-3.error.i.err
index dae1e234..99be9c37 100644
--- a/tests/module/circular-require-3.error.i.err
+++ b/tests/module/circular-require-3.error.i.err
@@ -1,7 +1,7 @@
 [Require.execute] I can not do circular require.
 
-  loading module url: tests/module/circular-require-2.error.i
-  requiring module url: tests/module/circular-require-3.error.i
+  loading module url: examples/module/circular-require-2.error.i
+  requiring module url: examples/module/circular-require-3.error.i
 
 [Require.execute] I fail to require module.
 
diff --git a/tests/module/define-rule-for-non-own-node.error.i.err b/tests/module/define-rule-for-non-own-node.error.i.err
index 153ee45b..2e098833 100644
--- a/tests/module/define-rule-for-non-own-node.error.i.err
+++ b/tests/module/define-rule-for-non-own-node.error.i.err
@@ -1,8 +1,8 @@
 [checkRuleIsAboutOwnNode] To define a rule, one of the node must be owned by this module.
 
-  loading module url: tests/module/define-rule-for-non-own-node.error.i
-  first node module url: tests/datatype/Nat.i
-  second node module url: tests/datatype/Nat.i
+  loading module url: examples/module/define-rule-for-non-own-node.error.i
+  first node module url: examples/datatype/Nat.i
+  second node module url: examples/datatype/Nat.i
 
 [DefineRule.execute] I fail to define rule.
 
diff --git a/tests/module/self-import.error.i.err b/tests/module/self-import.error.i.err
index e6de7467..c96ec6ff 100644
--- a/tests/module/self-import.error.i.err
+++ b/tests/module/self-import.error.i.err
@@ -1,7 +1,7 @@
 [Import.execute] I can not do circular import.
 
-  loading module url: tests/module/self-import.error.i
-  requiring module url: tests/module/self-import.error.i
+  loading module url: examples/module/self-import.error.i
+  requiring module url: examples/module/self-import.error.i
 
 [Import.execute] I fail to import module.
 
diff --git a/tests/module/self-require.error.i.err b/tests/module/self-require.error.i.err
index 93a5a644..f73d80d9 100644
--- a/tests/module/self-require.error.i.err
+++ b/tests/module/self-require.error.i.err
@@ -1,7 +1,7 @@
 [Require.execute] I can not do circular require.
 
-  loading module url: tests/module/self-require.error.i
-  requiring module url: tests/module/self-require.error.i
+  loading module url: examples/module/self-require.error.i
+  requiring module url: examples/module/self-require.error.i
 
 [Require.execute] I fail to require module.