Added test cases and documentation for shared photos and shared albums

tests/Test-Shared-10.15.1.photoslibrary/private/com.apple.Photos/appPrivateData.plist

@@ -0,0 +1,38 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>CollapsedSidebarSectionIdentifiers</key>
+	<array/>
+	<key>ExpandedSidebarItemIdentifiers</key>
+	<array>
+		<string>PXSharedAlbumsVirtualCollection</string>
+		<string>13A08E24-F8C0-458F-9D29-BDDCAE13BB00/L0/020</string>
+	</array>
+	<key>lastAddToDestination</key>
+	<data>
+	YnBsaXN0MDDUAQIDBAUGBwpYJHZlcnNpb25ZJGFyY2hpdmVyVCR0b3BYJG9iamVjdHMS
+	AAGGoF8QD05TS2V5ZWRBcmNoaXZlctEICVRyb290gAGuCwwZGhshJy40NTY6PkFVJG51
+	bGzWDQ4PEBESExQVFhcYXxAwSVBYTmF2aWdhdGlvbkRlc3RpbmF0aW9uQXV4aWxpYXJ5
+	U3RvcmVBcmNoaXZlS2V5XxAzSVBYTmF2aWdhdGlvbkRlc3RpbmF0aW9uUGFyZW50RGVz
+	dGluYXRpb25BcmNoaXZlS2V5XxBCSVBYTmF2aWdhdGlvbkRlc3RpbmF0aW9uUmVxdWly
+	ZWREZXN0aW5hdGlvbkF1eGlsaWFyeUtleXNBcmNoaXZlS2V5XxAnSVBYTmF2aWdhdGlv
+	bkRlc3RpbmF0aW9uVGl0bGVBcmNoaXZlS2V5XxAsSVBYTmF2aWdhdGlvbkRlc3RpbmF0
+	aW9uSWRlbnRpZmllckFyY2hpdmVLZXlWJGNsYXNzgASAAIALgAOAAoANXxAWY29tLmFw
+	cGxlLnBob3Rvcy5hbGJ1bVtQaG90byBTaG9vdNMcHRIeHyBfEDFVWEF1eGlsaWFyeU5h
+	dmlnYXRpb25TdG9yZU5hbWVzcGFjZURpY3RBcmNoaXZlS2V5XxAuVVhBdXhpbGlhcnlO
+	YXZpZ2F0aW9uU3RvcmVHbG9iYWxEaWN0QXJjaGl2ZUtleYAFgAeACtMiIxIkJSZXTlMu
+	a2V5c1pOUy5vYmplY3RzoKCABtIoKSorWiRjbGFzc25hbWVYJGNsYXNzZXNfEBNOU011
+	dGFibGVEaWN0aW9uYXJ5oyosLVxOU0RpY3Rpb25hcnlYTlNPYmplY3TTIiMSLzEmoTCA
+	CKEygAmABl8QHklQWFBob3Rvc09iamVjdExvY2FsSWRlbnRpZmllcl8QKzIwRjlGNzEy
+	LTQwMTMtNDFBOC1BMUYzLURERUIyRUYwRUI1NC9MMC8wNDDSKCk3OF8QG1VYRGVzdGlu
+	YXRpb25BdXhpbGlhcnlTdG9yZaI5LV8QG1VYRGVzdGluYXRpb25BdXhpbGlhcnlTdG9y
+	ZdIjEjs9oTCACIAM0igpP0BVTlNTZXSiPy3SKClCQ18QGElQWE5hdmlnYXRpb25EZXN0
+	aW5hdGlvbqJELV8QGElQWE5hdmlnYXRpb25EZXN0aW5hdGlvbgAIABEAGgAkACkAMgA3
+	AEkATABRAFMAYgBoAHUAqADeASMBTQF8AYMBhQGHAYkBiwGNAY8BqAG0AbsB7wIgAiIC
+	JAImAi0CNQJAAkECQgJEAkkCVAJdAnMCdwKEAo0ClAKWApgCmgKcAp4CvwLtAvIDEAMT
+	AzEDNgM4AzoDPANBA0cDSgNPA2oDbQAAAAAAAAIBAAAAAAAAAEUAAAAAAAAAAAAAAAAA
+	AAOI
+	</data>
+</dict>
+</plist>

tests/Test-Shared-10.15.1.photoslibrary/private/com.apple.photoanalysisd/caches/graph/PhotoAnalysisServicePreferences.plist

@@ -0,0 +1,26 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>BackgroundHighlightCollection</key>
+	<date>2019-12-27T03:55:20Z</date>
+	<key>BackgroundHighlightEnrichment</key>
+	<date>2019-12-27T03:55:20Z</date>
+	<key>BackgroundJobAssetRevGeocode</key>
+	<date>2019-12-27T03:55:20Z</date>
+	<key>BackgroundJobSearch</key>
+	<date>2019-12-27T03:55:20Z</date>
+	<key>BackgroundPeopleSuggestion</key>
+	<date>2019-12-27T03:55:20Z</date>
+	<key>BackgroundUserBehaviorProcessor</key>
+	<date>2019-12-27T03:55:21Z</date>
+	<key>PhotoAnalysisGraphLastBackgroundGraphConsistencyUpdateJobDateKey</key>
+	<date>2019-12-27T03:55:23Z</date>
+	<key>PhotoAnalysisGraphLastBackgroundGraphRebuildJobDate</key>
+	<date>2019-12-27T03:55:20Z</date>
+	<key>PhotoAnalysisGraphLastBackgroundMemoryGenerationJobDate</key>
+	<date>2019-12-27T03:55:21Z</date>
+	<key>SiriPortraitDonation</key>
+	<date>2019-12-27T03:55:21Z</date>
+</dict>
+</plist>

tests/Test-Shared-10.15.1.photoslibrary/private/com.apple.photoanalysisd/caches/graph/revgeoprovider.plist

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>revgeoprovider</key>
+	<string>7618</string>
+</dict>
+</plist>

tests/Test-Shared-10.15.1.photoslibrary/private/com.apple.photoanalysisd/caches/vision/PersonPromoter

@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>NumberOfFacesProcessedOnLastRun</key>
+	<integer>0</integer>
+	<key>ProcessedInQuiescentState</key>
+	<true/>
+	<key>Version</key>
+	<integer>4</integer>
+</dict>
+</plist>

tests/Test-Shared-10.15.1.photoslibrary/private/com.apple.photoanalysisd/caches/vision/PhotoAnalysisServicePreferences.plist

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>LastContactClassificationKey</key>
+	<date>2019-12-27T03:55:22Z</date>
+</dict>
+</plist>

tests/Test-Shared-10.15.1.photoslibrary/private/com.apple.photoanalysisd/caches/vision/clustererState.plist

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>PVClustererBringUpState</key>
+	<integer>50</integer>
+</dict>
+</plist>

tests/Test-Shared-10.15.1.photoslibrary/private/com.apple.photoanalysisd/caches/vision/faceWorkerState.plist

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>IncrementalPersonProcessingStage</key>
+	<integer>6</integer>
+	<key>PersonBuilderLastMinimumFaceGroupSizeForCreatingMergeCandidates</key>
+	<integer>15</integer>
+</dict>
+</plist>

tests/Test-Shared-10.15.1.photoslibrary/private/com.apple.photolibraryd/appPrivateData.plist

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>PLLibraryServicesManager.LocaleIdentifier</key>
+	<string>en_US</string>
+</dict>
+</plist>