refactoring unit testsuite

spec/unit/readerui_spec.lua

@@ -0,0 +1,28 @@
+require("commonrequire")
+local DocumentRegistry = require("document/documentregistry")
+local ReaderUI = require("apps/reader/readerui")
+local DocSettings = require("docsettings")
+local DEBUG = require("dbg")
+
+describe("Readerui module", function()
+    local sample_epub = "spec/front/unit/data/leaves.epub"
+    local readerui = ReaderUI:new{
+        document = DocumentRegistry:openDocument(sample_epub),
+    }
+    it("should save settings", function()
+        -- remove history settings and sidecar settings
+        DocSettings:open(sample_epub):clear()
+        local doc_settings = DocSettings:open(sample_epub)
+        assert.are.same(doc_settings.data, {})
+        readerui:saveSettings()
+        assert.are_not.same(readerui.doc_settings.data, {})
+        doc_settings = DocSettings:open(sample_epub)
+        assert.truthy(doc_settings.data.last_xpointer)
+        assert.are.same(doc_settings.data.last_xpointer,
+                readerui.doc_settings.data.last_xpointer)
+    end)
+    it("should close document", function()
+        readerui:closeDocument()
+        assert(readerui.document == nil)
+    end)
+end)