Create ziplib.7z.js

src/web/UnitTest/backend/ziplib.7z.js

@@ -0,0 +1,102 @@
+/*
+	Test: 7z archive support in ziplib
+
+	Verifies list7zFileDir, list7zFileContents, getFileFrom7z,
+	get7zFileInfo, and extractPartial7z using a real .7z file.
+
+	The test expects a file at user:/Desktop/test.7z to already exist.
+	If it does not, the test is skipped with a clear message.
+*/
+requirelib("filelib");
+requirelib("ziplib");
+
+var testArchive = "user:/Desktop/test.7z";
+
+if (!filelib.fileExists(testArchive)) {
+	sendJSONResp(JSON.stringify({
+		skipped: true,
+		reason: "test.7z not found at user:/Desktop/test.7z — place a sample 7z archive there to run this test"
+	}));
+} else {
+	try {
+		// ── 1. List root directory ─────────────────────────────
+		var rootItems = ziplib.list7zFileDir(testArchive, "");
+		if (!Array.isArray(rootItems)) {
+			sendJSONResp(JSON.stringify({error: "list7zFileDir did not return an array"}));
+		}
+
+		// ── 2. Also verify the generic listZipFileDir dispatches ──
+		var genericItems = ziplib.listZipFileDir(testArchive, "");
+		if (!Array.isArray(genericItems)) {
+			sendJSONResp(JSON.stringify({error: "generic listZipFileDir did not dispatch to 7z"}));
+		}
+
+		// ── 3. Full contents tree ──────────────────────────────
+		var treeJSON = ziplib.list7zFileContents(testArchive);
+		var tree = JSON.parse(treeJSON);
+		if (!tree || tree.name !== "/") {
+			sendJSONResp(JSON.stringify({error: "list7zFileContents tree root name unexpected: " + treeJSON}));
+		}
+
+		// ── 4. Archive metadata ────────────────────────────────
+		var infoJSON = ziplib.get7zFileInfo(testArchive);
+		var info = JSON.parse(infoJSON);
+		if (typeof info.fileCount !== "number") {
+			sendJSONResp(JSON.stringify({error: "get7zFileInfo missing fileCount: " + infoJSON}));
+		}
+
+		// ── 5. Extract a single file to tmp:/ ─────────────────
+		var firstFile = null;
+		for (var i = 0; i < rootItems.length; i++) {
+			if (!rootItems[i].endsWith("/")) {
+				firstFile = rootItems[i];
+				break;
+			}
+		}
+
+		var previewResult = null;
+		if (firstFile !== null) {
+			var tmpPath = ziplib.getFileFrom7z(testArchive, firstFile);
+			if (!tmpPath || tmpPath === "") {
+				sendJSONResp(JSON.stringify({error: "getFileFrom7z returned empty path for: " + firstFile}));
+			}
+			previewResult = tmpPath;
+
+			// Also verify generic getFileFromZip dispatches
+			var genericTmp = ziplib.getFileFromZip(testArchive, firstFile);
+			if (!genericTmp || genericTmp === "") {
+				sendJSONResp(JSON.stringify({error: "generic getFileFromZip did not dispatch to 7z"}));
+			}
+		}
+
+		// ── 6. Partial extraction ──────────────────────────────
+		var destDir = "tmp:/7z_partial_out/";
+		var extractPaths = rootItems.slice(0, 1); // first item only
+		var extractOk = ziplib.extractPartial7z(testArchive, extractPaths, destDir);
+		if (!extractOk) {
+			sendJSONResp(JSON.stringify({error: "extractPartial7z returned false"}));
+		}
+
+		// ── 7. Detect type via generic function ────────────────
+		var detectedType = ziplib.getCompressFileType(testArchive);
+		if (detectedType !== "7z") {
+			sendJSONResp(JSON.stringify({error: "getCompressFileType returned '" + detectedType + "', expected '7z'"}));
+		}
+
+		sendJSONResp(JSON.stringify({
+			success: true,
+			rootItemCount: rootItems.length,
+			rootItems: rootItems,
+			treeRoot: tree.name,
+			fileCount: info.fileCount,
+			dirCount: info.dirCount,
+			totalUncompressedSize: info.totalUncompressedSize,
+			previewTmpPath: previewResult,
+			extractedTo: destDir,
+			detectedType: detectedType
+		}));
+
+	} catch(e) {
+		sendJSONResp(JSON.stringify({error: e.toString()}));
+	}
+}