Update test framework: fix run_tests.py to support all test files, add auto-import-check for test files

node_modules/protobufjs/scripts/postinstall.js

@@ -0,0 +1,32 @@
+"use strict";
+
+var path = require("path"),
+    fs   = require("fs"),
+    pkg  = require(path.join(__dirname, "..", "package.json"));
+
+// check version scheme used by dependents
+if (!pkg.versionScheme)
+    return;
+
+var warn = process.stderr.isTTY
+    ? "\x1b[30m\x1b[43mWARN\x1b[0m \x1b[35m" + path.basename(process.argv[1], ".js") + "\x1b[0m"
+    : "WARN " + path.basename(process.argv[1], ".js");
+
+var basePkg;
+try {
+    basePkg = JSON.parse(fs.readFileSync(path.join(__dirname, "..", "..", "package.json")));
+} catch (e) {
+    return;
+}
+
+[
+    "dependencies",
+    "devDependencies",
+    "optionalDependencies",
+    "peerDependencies"
+]
+.forEach(function(check) {
+    var version = basePkg && basePkg[check] && basePkg[check][pkg.name];
+    if (typeof version === "string" && version.charAt(0) !== pkg.versionScheme)
+        process.stderr.write(pkg.name + " " + warn + " " + pkg.name + "@" + version + " is configured as a dependency of " + basePkg.name + ". use " + pkg.name + "@" + pkg.versionScheme + version.substring(1) + " instead for API compatibility.\n");
+});