chore: import upstream snapshot with attribution

2026-07-13 12:25:30 +08:00
commit 680845cb1c
445 changed files with 103779 additions and 0 deletions
@@ -0,0 +1,122 @@
+//===----------------------------------------------------------------------===//
+// Copyright © 2025-2026 Apple Inc. and the Containerization project authors.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//   https://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//===----------------------------------------------------------------------===//
+
+import Foundation
+import Testing
+
+@testable import ContainerizationExtras
+
+struct ProxyUtilsTests {
+
+    @Test("HTTP proxy resolution")
+    func testHttpProxy() {
+        let env = ["http_proxy": "http://proxy.local:8080"]
+        let proxy = ProxyUtils.proxyFromEnvironment(scheme: "http", host: "example.com", env: env)
+        #expect(proxy?.absoluteString == "http://proxy.local:8080")
+    }
+
+    @Test("HTTP proxy miss")
+    func testHttpProxyMiss() {
+        let env = ["http_proxy": "http://proxy.local:8080"]
+        let proxy = ProxyUtils.proxyFromEnvironment(scheme: "https", host: "secure.com", env: env)
+        #expect(proxy?.absoluteString == nil)
+    }
+
+    @Test("HTTPS proxy resolution")
+    func testHttpsProxy() {
+        let env = ["https_proxy": "https://secureproxy.local:8443"]
+        let proxy = ProxyUtils.proxyFromEnvironment(scheme: "https", host: "secure.com", env: env)
+        #expect(proxy?.absoluteString == "https://secureproxy.local:8443")
+    }
+
+    @Test("HTTPS proxy miss")
+    func testHttpsProxyMiss() {
+        let env = ["https_proxy": "https://secureproxy.local:8443"]
+        let proxy = ProxyUtils.proxyFromEnvironment(scheme: "http", host: "example.com", env: env)
+        #expect(proxy?.absoluteString == nil)
+    }
+
+    @Test("NO_PROXY exact match")
+    func testNoProxyExactMatch() {
+        let env = [
+            "http_proxy": "http://proxy.local:8080",
+            "NO_PROXY": "example.com",
+        ]
+        let proxy = ProxyUtils.proxyFromEnvironment(scheme: "http", host: "example.com", env: env)
+        #expect(proxy == nil)
+    }
+
+    @Test("Uppercase HTTP_PROXY is respected")
+    func testUppercaseHttpProxy() {
+        let env = ["HTTP_PROXY": "http://upper.local:8081"]
+        let proxy = ProxyUtils.proxyFromEnvironment(scheme: "http", host: "upper.com", env: env)
+        #expect(proxy?.absoluteString == "http://upper.local:8081")
+    }
+
+    @Test("Lowercase no_proxy is respected")
+    func testLowercaseNoProxy() {
+        let env = [
+            "http_proxy": "http://proxy.local:8080",
+            "no_proxy": "lower.com",
+        ]
+        let proxy = ProxyUtils.proxyFromEnvironment(scheme: "http", host: "lower.com", env: env)
+        #expect(proxy == nil)
+    }
+
+    @Test("Uppercase HTTP_PROXY overrides lowercase http_proxy")
+    func testUppercaseOverridesLowercaseHttp() {
+        let env = [
+            "http_proxy": "http://lower.local:8080",
+            "HTTP_PROXY": "http://upper.local:8081",
+        ]
+        let proxy = ProxyUtils.proxyFromEnvironment(scheme: "http", host: "example.com", env: env)
+        #expect(proxy?.absoluteString == "http://upper.local:8081")
+    }
+
+    @Test("Uppercase HTTPS_PROXY overrides lowercase https_proxy")
+    func testUppercaseOverridesLowercaseHttps() {
+        let env = [
+            "https_proxy": "https://lower.local:8443",
+            "HTTPS_PROXY": "https://upper.local:8444",
+        ]
+        let proxy = ProxyUtils.proxyFromEnvironment(scheme: "https", host: "secure.com", env: env)
+        #expect(proxy?.absoluteString == "https://upper.local:8444")
+    }
+
+    @Test("Uppercase NO_PROXY overrides lowercase no_proxy")
+    func testUppercaseOverridesLowercaseNoProxy() {
+        let env = [
+            "http_proxy": "http://proxy.local:8080",
+            "no_proxy": "foo.com",
+            "NO_PROXY": "bar.com",
+        ]
+        let proxyFoo = ProxyUtils.proxyFromEnvironment(scheme: "http", host: "foo.com", env: env)
+        let proxyBar = ProxyUtils.proxyFromEnvironment(scheme: "https", host: "bar.com", env: env)
+
+        #expect(proxyFoo != nil)
+        #expect(proxyBar == nil)
+    }
+
+    @Test("NO_PROXY with wildcard")
+    func testComplexNoProxy() {
+        let env = [
+            "HTTP_PROXY": "http://proxy.example.com",
+            "NO_PROXY": "localhost,127.0.0.1,*.bar.com",
+        ]
+        let proxy = ProxyUtils.proxyFromEnvironment(scheme: "http", host: "foo.bar.com", env: env)
+        #expect(proxy == nil)
+    }
+}