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 +1,164 @@
+//===----------------------------------------------------------------------===//
+// 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 ContainerizationOCI
+
+struct OCITests {
+    @Test func config() {
+        let config = ContainerizationOCI.ImageConfig()
+        let rootfs = ContainerizationOCI.Rootfs(type: "foo", diffIDs: ["diff1", "diff2"])
+        let history = ContainerizationOCI.History()
+
+        let image = ContainerizationOCI.Image(architecture: "arm64", os: "linux", config: config, rootfs: rootfs, history: [history])
+        #expect(image.rootfs.type == "foo")
+    }
+
+    @Test func descriptor() {
+        let platform = ContainerizationOCI.Platform(arch: "arm64", os: "linux")
+        let descriptor = ContainerizationOCI.Descriptor(mediaType: MediaTypes.descriptor, digest: "123", size: 0, platform: platform)
+
+        #expect(descriptor.platform?.architecture == "arm64")
+        #expect(descriptor.platform?.os == "linux")
+        #expect(descriptor.artifactType == nil)
+    }
+
+    @Test func descriptorWithArtifactType() throws {
+        let testArtifactType = "application/vnd.example.test.v1+json"
+        let descriptor = ContainerizationOCI.Descriptor(
+            mediaType: MediaTypes.imageManifest,
+            digest: "sha256:abc123",
+            size: 1234,
+            artifactType: testArtifactType
+        )
+        #expect(descriptor.artifactType == testArtifactType)
+
+        let data = try JSONEncoder().encode(descriptor)
+        let decoded = try JSONDecoder().decode(ContainerizationOCI.Descriptor.self, from: data)
+        #expect(decoded.artifactType == testArtifactType)
+    }
+
+    @Test func descriptorWithoutArtifactTypeDecodesAsNil() throws {
+        let json = """
+                {"mediaType":"application/vnd.oci.descriptor.v1+json","digest":"sha256:abc","size":0}
+            """
+        let decoded = try JSONDecoder().decode(ContainerizationOCI.Descriptor.self, from: json.data(using: .utf8)!)
+        #expect(decoded.artifactType == nil)
+    }
+
+    @Test func index() {
+        var descriptors: [ContainerizationOCI.Descriptor] = []
+        for i in 0..<5 {
+            let descriptor = ContainerizationOCI.Descriptor(mediaType: MediaTypes.descriptor, digest: "\(i)", size: Int64(i))
+            descriptors.append(descriptor)
+        }
+
+        let index = ContainerizationOCI.Index(schemaVersion: 1, manifests: descriptors)
+        #expect(index.manifests.count == 5)
+        #expect(index.subject == nil)
+        #expect(index.artifactType == nil)
+    }
+
+    @Test func indexWithSubjectAndArtifactType() throws {
+        let testArtifactType = "application/vnd.example.test.v1+json"
+        let subject = ContainerizationOCI.Descriptor(mediaType: MediaTypes.imageManifest, digest: "sha256:subject", size: 512)
+        let index = ContainerizationOCI.Index(
+            schemaVersion: 2,
+            manifests: [],
+            subject: subject,
+            artifactType: testArtifactType
+        )
+        #expect(index.subject?.digest == "sha256:subject")
+        #expect(index.artifactType == testArtifactType)
+
+        let data = try JSONEncoder().encode(index)
+        let decoded = try JSONDecoder().decode(ContainerizationOCI.Index.self, from: data)
+        #expect(decoded.subject?.digest == "sha256:subject")
+        #expect(decoded.artifactType == testArtifactType)
+    }
+
+    @Test func indexDecodesWithoutNewFields() throws {
+        let json = """
+                {"schemaVersion":2,"manifests":[{"mediaType":"application/vnd.oci.descriptor.v1+json","digest":"sha256:abc","size":10}]}
+            """
+        let decoded = try JSONDecoder().decode(ContainerizationOCI.Index.self, from: json.data(using: .utf8)!)
+        #expect(decoded.schemaVersion == 2)
+        #expect(decoded.manifests.count == 1)
+        #expect(decoded.subject == nil)
+        #expect(decoded.artifactType == nil)
+    }
+
+    @Test func manifests() {
+        var descriptors: [ContainerizationOCI.Descriptor] = []
+        for i in 0..<5 {
+            let descriptor = ContainerizationOCI.Descriptor(mediaType: MediaTypes.descriptor, digest: "\(i)", size: Int64(i))
+            descriptors.append(descriptor)
+        }
+
+        let config = ContainerizationOCI.Descriptor(mediaType: MediaTypes.descriptor, digest: "123", size: 0)
+
+        let manifest = ContainerizationOCI.Manifest(schemaVersion: 1, config: config, layers: descriptors)
+        #expect(manifest.config.digest == "123")
+        #expect(manifest.layers.count == 5)
+        #expect(manifest.subject == nil)
+        #expect(manifest.artifactType == nil)
+    }
+
+    @Test func manifestWithSubjectAndArtifactType() throws {
+        let testArtifactType = "application/vnd.example.test.v1+json"
+        let config = ContainerizationOCI.Descriptor(mediaType: MediaTypes.emptyJSON, digest: "sha256:empty", size: 2)
+        let subject = ContainerizationOCI.Descriptor(mediaType: MediaTypes.imageManifest, digest: "sha256:target", size: 1234)
+        let layer = ContainerizationOCI.Descriptor(
+            mediaType: testArtifactType,
+            digest: "sha256:meta",
+            size: 89,
+            annotations: ["org.opencontainers.image.title": "metadata.json"]
+        )
+
+        let manifest = ContainerizationOCI.Manifest(
+            config: config,
+            layers: [layer],
+            subject: subject,
+            artifactType: testArtifactType
+        )
+        #expect(manifest.subject?.digest == "sha256:target")
+        #expect(manifest.artifactType == testArtifactType)
+        #expect(manifest.layers[0].annotations?["org.opencontainers.image.title"] == "metadata.json")
+
+        let data = try JSONEncoder().encode(manifest)
+        let decoded = try JSONDecoder().decode(ContainerizationOCI.Manifest.self, from: data)
+        #expect(decoded.subject?.digest == "sha256:target")
+        #expect(decoded.artifactType == testArtifactType)
+    }
+
+    @Test func manifestDecodesWithoutNewFields() throws {
+        let json = """
+                {
+                    "schemaVersion": 2,
+                    "config": {"mediaType":"application/vnd.oci.empty.v1+json","digest":"sha256:abc","size":2},
+                    "layers": []
+                }
+            """
+        let decoded = try JSONDecoder().decode(ContainerizationOCI.Manifest.self, from: json.data(using: .utf8)!)
+        #expect(decoded.schemaVersion == 2)
+        #expect(decoded.subject == nil)
+        #expect(decoded.artifactType == nil)
+    }
+}