Fix sorting of sizes on the statistics views by sorting raw values and prettifying on the client side. Includes Jasmine tests for the prettyfying function. Fixes #2315

web/regression/javascript/size_prettify_spec.js

@@ -0,0 +1,68 @@
+//////////////////////////////////////////////////////////////////////////
+//
+// pgAdmin 4 - PostgreSQL Tools
+//
+// Copyright (C) 2013 - 2017, The pgAdmin Development Team
+// This software is released under the PostgreSQL Licence
+//
+//////////////////////////////////////////////////////////////////////////
+
+define(["sources/size_prettify"], function (sizePrettify) {
+  describe("sizePrettify", function () {
+    describe("when size is 0", function () {
+      it("returns 0 bytes", function () {
+        expect(sizePrettify(0)).toEqual("0 bytes");
+      });
+    });
+
+    describe("when size >= 10kB and size < 10 MB", function () {
+      it("returns size in kB", function () {
+        expect(sizePrettify(10240)).toEqual("10 kB");
+      });
+
+      it("returns size in kB", function () {
+        expect(sizePrettify(99999)).toEqual("98 kB");
+      });
+    });
+
+
+    describe("when size >= 10MB and size < 10 GB", function () {
+      it("returns size in MB", function () {
+        expect(sizePrettify(10485760)).toEqual("10 MB");
+      });
+
+      it("returns size in MB", function () {
+        expect(sizePrettify(44040192)).toEqual("42 MB");
+      });
+    });
+
+
+    describe("when size >= 10GB and size < 10 TB", function () {
+      it("returns size in GB", function () {
+        expect(sizePrettify(10737418240)).toEqual("10 GB");
+      });
+
+      it("returns size in GB", function () {
+        expect(sizePrettify(10736344498176)).toEqual("9999 GB");
+      });
+    });
+
+    describe("when size >= 10TB and size < 10 PB", function () {
+      it("returns size in TB", function () {
+        expect(sizePrettify(10995116277760)).toEqual("10 TB");
+      });
+
+      it("returns size in TB", function () {
+        expect(sizePrettify(29995116277760)).toEqual("27 TB");
+      });
+    });
+
+    describe("when size >= 10 PB", function () {
+      it("returns size in PB", function () {
+        expect(sizePrettify(11258999068426200)).toEqual("10 PB");
+      });
+
+    });
+
+  });
+});