chore: import upstream snapshot with attribution

TestsLinux/JetBrainsParserLinuxTests.swift

@@ -0,0 +1,190 @@
+import CodexBarCore
+import Foundation
+import Testing
+
+/// Tests for the regex-based JetBrains XML parser used on Linux.
+/// These tests verify that the non-libxml2 implementation correctly parses
+/// JetBrains AI Assistant quota files.
+@Suite
+struct JetBrainsParserLinuxTests {
+    @Test
+    func parsesQuotaXMLWithBothOptions() throws {
+        let quotaInfo = [
+            "{
  "type": "Available",",
+            "
  "current": "7478.3",",
+            "
  "maximum": "1000000",",
+            "
  "until": "2026-11-09T21:00:00Z",",
+            "
  "tariffQuota": {",
+            "
    "current": "7478.3",",
+            "
    "maximum": "1000000",",
+            "
    "available": "992521.7"",
+            "
  }
}",
+        ].joined()
+        let nextRefill = [
+            "{
  "type": "Known",",
+            "
  "next": "2026-01-16T14:00:54.939Z",",
+            "
  "tariff": {",
+            "
    "amount": "1000000",",
+            "
    "duration": "PT720H"",
+            "
  }
}",
+        ].joined()
+
+        let xml = """
+        <?xml version="1.0" encoding="UTF-8"?>
+        <application>
+          <component name="AIAssistantQuotaManager2">
+            <option name="quotaInfo" value="\(quotaInfo)" />
+            <option name="nextRefill" value="\(nextRefill)" />
+          </component>
+        </application>
+        """
+
+        let data = Data(xml.utf8)
+        let snapshot = try JetBrainsStatusProbe.parseXMLData(data, detectedIDE: nil)
+
+        #expect(snapshot.quotaInfo.type == "Available")
+        #expect(snapshot.quotaInfo.used == 7478.3)
+        #expect(snapshot.quotaInfo.maximum == 1_000_000)
+        #expect(snapshot.quotaInfo.available == 992_521.7)
+        #expect(snapshot.refillInfo?.type == "Known")
+        #expect(snapshot.refillInfo?.amount == 1_000_000)
+    }
+
+    @Test
+    func parsesQuotaXMLWithOnlyQuotaInfo() throws {
+        let quotaInfo = "{&quot;type&quot;:&quot;free&quot;,&quot;current&quot;:&quot;5000&quot;,&quot;maximum&quot;:&quot;100000&quot;}"
+
+        let xml = """
+        <?xml version="1.0" encoding="UTF-8"?>
+        <application>
+          <component name="AIAssistantQuotaManager2">
+            <option name="quotaInfo" value="\(quotaInfo)" />
+          </component>
+        </application>
+        """
+
+        let data = Data(xml.utf8)
+        let snapshot = try JetBrainsStatusProbe.parseXMLData(data, detectedIDE: nil)
+
+        #expect(snapshot.quotaInfo.type == "free")
+        #expect(snapshot.quotaInfo.used == 5000)
+        #expect(snapshot.quotaInfo.maximum == 100_000)
+        #expect(snapshot.refillInfo == nil)
+    }
+
+    @Test
+    func parsesXMLWithReversedAttributeOrder() throws {
+        // Test that parser handles value before name (different attribute order)
+        let quotaInfo = "{&quot;type&quot;:&quot;paid&quot;,&quot;current&quot;:&quot;1000&quot;,&quot;maximum&quot;:&quot;50000&quot;}"
+
+        let xml = """
+        <?xml version="1.0" encoding="UTF-8"?>
+        <application>
+          <component name="AIAssistantQuotaManager2">
+            <option value="\(quotaInfo)" name="quotaInfo" />
+          </component>
+        </application>
+        """
+
+        let data = Data(xml.utf8)
+        let snapshot = try JetBrainsStatusProbe.parseXMLData(data, detectedIDE: nil)
+
+        #expect(snapshot.quotaInfo.type == "paid")
+        #expect(snapshot.quotaInfo.used == 1000)
+        #expect(snapshot.quotaInfo.maximum == 50000)
+    }
+
+    @Test
+    func handlesHTMLEntities() throws {
+        let quotaInfo = [
+            "{&quot;type&quot;:&quot;test&quot;",
+            ",&quot;current&quot;:&quot;0&quot;",
+            ",&quot;maximum&quot;:&quot;50000&quot;}",
+        ].joined()
+
+        let xml = """
+        <?xml version="1.0" encoding="UTF-8"?>
+        <application>
+          <component name="AIAssistantQuotaManager2">
+            <option name="quotaInfo" value="\(quotaInfo)" />
+          </component>
+        </application>
+        """
+
+        let data = Data(xml.utf8)
+        let snapshot = try JetBrainsStatusProbe.parseXMLData(data, detectedIDE: nil)
+
+        #expect(snapshot.quotaInfo.type == "test")
+        #expect(snapshot.quotaInfo.maximum == 50000)
+    }
+
+    @Test
+    func throwsOnMissingQuotaInfo() throws {
+        let xml = """
+        <?xml version="1.0" encoding="UTF-8"?>
+        <application>
+          <component name="AIAssistantQuotaManager2">
+          </component>
+        </application>
+        """
+
+        let data = Data(xml.utf8)
+        #expect(throws: JetBrainsStatusProbeError.noQuotaInfo) {
+            _ = try JetBrainsStatusProbe.parseXMLData(data, detectedIDE: nil)
+        }
+    }
+
+    @Test
+    func throwsOnMissingComponent() throws {
+        let xml = """
+        <?xml version="1.0" encoding="UTF-8"?>
+        <application>
+          <component name="SomeOtherComponent">
+            <option name="quotaInfo" value="{}" />
+          </component>
+        </application>
+        """
+
+        let data = Data(xml.utf8)
+        #expect(throws: JetBrainsStatusProbeError.noQuotaInfo) {
+            _ = try JetBrainsStatusProbe.parseXMLData(data, detectedIDE: nil)
+        }
+    }
+
+    @Test
+    func throwsOnEmptyQuotaInfo() throws {
+        let xml = """
+        <?xml version="1.0" encoding="UTF-8"?>
+        <application>
+          <component name="AIAssistantQuotaManager2">
+            <option name="quotaInfo" value="" />
+          </component>
+        </application>
+        """
+
+        let data = Data(xml.utf8)
+        #expect(throws: JetBrainsStatusProbeError.noQuotaInfo) {
+            _ = try JetBrainsStatusProbe.parseXMLData(data, detectedIDE: nil)
+        }
+    }
+
+    @Test
+    func parsesXMLWithSingleQuotes() throws {
+        let quotaInfo = "{&quot;type&quot;:&quot;single&quot;,&quot;current&quot;:&quot;100&quot;,&quot;maximum&quot;:&quot;10000&quot;}"
+
+        let xml = """
+        <?xml version="1.0" encoding="UTF-8"?>
+        <application>
+          <component name='AIAssistantQuotaManager2'>
+            <option name='quotaInfo' value='\(quotaInfo)' />
+          </component>
+        </application>
+        """
+
+        let data = Data(xml.utf8)
+        let snapshot = try JetBrainsStatusProbe.parseXMLData(data, detectedIDE: nil)
+
+        #expect(snapshot.quotaInfo.type == "single")
+        #expect(snapshot.quotaInfo.maximum == 10000)
+    }
+}