diff --git a/tests/rules/test_goenv_no_such_command.py b/tests/rules/test_goenv_no_such_command.py
index 9cce8b05..0f63a9d2 100644
--- a/tests/rules/test_goenv_no_such_command.py
+++ b/tests/rules/test_goenv_no_such_command.py
@@ -1,6 +1,6 @@
 import pytest
 
-from thefuck.rules.goenv_no_such_command import match
+from thefuck.rules.goenv_no_such_command import get_new_command, match
 from thefuck.types import Command
 
 
@@ -25,3 +25,13 @@ def test_match(script, goenv_cmd, output):
 ])
 def test_not_match(script, output):
     assert not match(Command(script, output=output))
+
+
+@pytest.mark.parametrize('script, goenv_cmd, result', [
+    ('goenv globe', 'globe', 'goenv global'),
+    ('goenv intall 3.8.0', 'intall', 'goenv install 3.8.0'),
+    ('goenv list', 'list', 'goenv install --list'),
+    ('goenv remove 3.8.0', 'remove', 'goenv uninstall 3.8.0'),
+])
+def test_get_new_command(script, goenv_cmd, output, result):
+    assert result in get_new_command(Command(script, output))
diff --git a/tests/rules/test_nodenv_no_such_command.py b/tests/rules/test_nodenv_no_such_command.py
index 7076ee48..7d95d925 100644
--- a/tests/rules/test_nodenv_no_such_command.py
+++ b/tests/rules/test_nodenv_no_such_command.py
@@ -1,6 +1,6 @@
 import pytest
 
-from thefuck.rules.nodenv_no_such_command import match
+from thefuck.rules.nodenv_no_such_command import get_new_command, match
 from thefuck.types import Command
 
 
@@ -25,3 +25,13 @@ def test_match(script, nodenv_cmd, output):
 ])
 def test_not_match(script, output):
     assert not match(Command(script, output=output))
+
+
+@pytest.mark.parametrize('script, nodenv_cmd, result', [
+    ('nodenv globe', 'globe', 'nodenv global'),
+    ('nodenv intall 3.8.0', 'intall', 'nodenv install 3.8.0'),
+    ('nodenv list', 'list', 'nodenv install --list'),
+    ('nodenv remove 3.8.0', 'remove', 'nodenv uninstall 3.8.0'),
+])
+def test_get_new_command(script, nodenv_cmd, output, result):
+    assert result in get_new_command(Command(script, output))
diff --git a/tests/rules/test_pyenv_no_such_command.py b/tests/rules/test_pyenv_no_such_command.py
index 926730da..8d73a5ca 100644
--- a/tests/rules/test_pyenv_no_such_command.py
+++ b/tests/rules/test_pyenv_no_such_command.py
@@ -1,6 +1,6 @@
 import pytest
 
-from thefuck.rules.pyenv_no_such_command import match
+from thefuck.rules.pyenv_no_such_command import get_new_command, match
 from thefuck.types import Command
 
 
@@ -25,3 +25,13 @@ def test_match(script, pyenv_cmd, output):
 ])
 def test_not_match(script, output):
     assert not match(Command(script, output=output))
+
+
+@pytest.mark.parametrize('script, pyenv_cmd, result', [
+    ('pyenv globe', 'globe', 'pyenv global'),
+    ('pyenv intall 3.8.0', 'intall', 'pyenv install 3.8.0'),
+    ('pyenv list', 'list', 'pyenv install --list'),
+    ('pyenv remove 3.8.0', 'remove', 'pyenv uninstall 3.8.0'),
+])
+def test_get_new_command(script, pyenv_cmd, output, result):
+    assert result in get_new_command(Command(script, output))
diff --git a/tests/rules/test_rbenv_no_such_command.py b/tests/rules/test_rbenv_no_such_command.py
index 05e9be9f..05685380 100644
--- a/tests/rules/test_rbenv_no_such_command.py
+++ b/tests/rules/test_rbenv_no_such_command.py
@@ -1,6 +1,6 @@
 import pytest
 
-from thefuck.rules.rbenv_no_such_command import match
+from thefuck.rules.rbenv_no_such_command import get_new_command, match
 from thefuck.types import Command
 
 
@@ -25,3 +25,13 @@ def test_match(script, rbenv_cmd, output):
 ])
 def test_not_match(script, output):
     assert not match(Command(script, output=output))
+
+
+@pytest.mark.parametrize('script, rbenv_cmd, result', [
+    ('rbenv globe', 'globe', 'rbenv global'),
+    ('rbenv intall 3.8.0', 'intall', 'rbenv install 3.8.0'),
+    ('rbenv list', 'list', 'rbenv install --list'),
+    ('rbenv remove 3.8.0', 'remove', 'rbenv uninstall 3.8.0'),
+])
+def test_get_new_command(script, rbenv_cmd, output, result):
+    assert result in get_new_command(Command(script, output))