tox 3.0.0 (new formula)

Closes #26164.

Signed-off-by: ilovezfs <ilovezfs@icloud.com>

Formula/tox.rb

@@ -0,0 +1,54 @@
+class Tox < Formula
+  include Language::Python::Virtualenv
+
+  desc "Generic Python virtualenv management and test command-line tool"
+  homepage "https://tox.readthedocs.org/"
+  url "https://files.pythonhosted.org/packages/e9/56/7c6f0dd000a7634cae819c65a7452bb6ead29a4b1b1516ee05fe9dd5334c/tox-3.0.0.tar.gz"
+  sha256 "96efa09710a3daeeb845561ebbe1497641d9cef2ee0aea30db6969058b2bda2f"
+
+  depends_on "python"
+
+  resource "pluggy" do
+    url "https://files.pythonhosted.org/packages/11/bf/cbeb8cdfaffa9f2ea154a30ae31a9d04a1209312e2919138b4171a1f8199/pluggy-0.6.0.tar.gz"
+    sha256 "7f8ae7f5bdf75671a718d2daf0a64b7885f74510bcd98b1a0bb420eb9a9d0cff"
+  end
+
+  resource "py" do
+    url "https://files.pythonhosted.org/packages/f7/84/b4c6e84672c4ceb94f727f3da8344037b62cee960d80e999b1cd9b832d83/py-1.5.3.tar.gz"
+    sha256 "29c9fab495d7528e80ba1e343b958684f4ace687327e6f789a94bf3d1915f881"
+  end
+
+  resource "six" do
+    url "https://files.pythonhosted.org/packages/16/d8/bc6316cf98419719bd59c91742194c111b6f2e85abac88e496adefaf7afe/six-1.11.0.tar.gz"
+    sha256 "70e8a77beed4562e7f14fe23a786b54f6296e34344c23bc42f07b15018ff98e9"
+  end
+
+  resource "virtualenv" do
+    url "https://files.pythonhosted.org/packages/b1/72/2d70c5a1de409ceb3a27ff2ec007ecdd5cc52239e7c74990e32af57affe9/virtualenv-15.2.0.tar.gz"
+    sha256 "1d7e241b431e7afce47e77f8843a276f652699d1fa4f93b9d8ce0076fd7b0b54"
+  end
+
+  def install
+    virtualenv_install_with_resources
+  end
+
+  test do
+    ENV["LC_ALL"] = "en_US.UTF-8"
+    (testpath/"tox.ini").write <<~EOS
+      [tox]
+      envlist=py36
+      skipsdist=True
+
+      [testenv]
+      deps=pytest
+      commands=pytest
+    EOS
+    (testpath/"test_trivial.py").write <<~EOS
+      def test_trivial():
+          assert True
+    EOS
+    assert_match "usage", shell_output("#{bin}/tox --help")
+    system "#{bin}/tox"
+    assert_predicate testpath/".tox/py36", :exist?
+  end
+end