Uploaded Test files

venv/Lib/site-packages/notebook/static/services/config.js

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+// Copyright (c) Jupyter Development Team.
+// Distributed under the terms of the Modified BSD License.
+
+define([
+    'base/js/utils',
+    ],
+function(utils) {
+    "use strict";
+    var ConfigSection = function(section_name, options) {
+        this.section_name = section_name;
+        this.base_url = options.base_url;
+        this.data = {};
+        
+        var that = this;
+        
+        /* .loaded is a promise, fulfilled the first time the config is loaded
+         * from the server. Code can do:
+         *      conf.loaded.then(function() { ... using conf.data ... });
+         */
+        this._one_load_finished = false;
+        this.loaded = new Promise(function(resolve, reject) {
+            that._finish_firstload = resolve;
+        });
+    };
+
+    ConfigSection.prototype.api_url = function() {
+        return utils.url_path_join(this.base_url, 'api/config',
+            utils.encode_uri_components(this.section_name));
+    };
+    
+    ConfigSection.prototype._load_done = function() {
+        if (!this._one_load_finished) {
+            this._one_load_finished = true;
+            this._finish_firstload();
+        }
+    };
+    
+    ConfigSection.prototype.load = function() {
+        var that = this;
+        return utils.promising_ajax(this.api_url(), {
+            cache: false,
+            type: "GET",
+            dataType: "json",
+        }).then(function(data) {
+            that.data = data;
+            that._load_done();
+            return data;
+        });
+    };
+    
+    /**
+     * Modify the config values stored. Update the local data immediately,
+     * send the change to the server, and use the updated data from the server
+     * when the reply comes.
+     */
+    ConfigSection.prototype.update = function(newdata) {
+        $.extend(true, this.data, newdata);  // true -> recursive update
+        
+        var that = this;
+        return utils.promising_ajax(this.api_url(), {
+            processData: false,
+            type : "PATCH",
+            data: JSON.stringify(newdata),
+            dataType : "json",
+            contentType: 'application/json',
+        }).then(function(data) {
+            that.data = data;
+            that._load_done();
+            return data;
+        });
+    };
+    
+    
+    var ConfigWithDefaults = function(section, defaults, classname) {
+        this.section = section;
+        this.defaults = defaults;
+        this.classname = classname;
+    };
+    
+    ConfigWithDefaults.prototype._class_data = function() {
+        if (this.classname) {
+            return this.section.data[this.classname] || {};
+        } else {
+            return this.section.data;
+        }
+    };
+    
+    /**
+     * Wait for config to have loaded, then get a value or the default.
+     * Returns a promise.
+     */
+    ConfigWithDefaults.prototype.get = function(key) {
+        var that = this;
+        return this.section.loaded.then(function() {
+            return that.get_sync(key);
+        });
+    };
+    
+    /**
+     * Return a config value. If config is not yet loaded, return the default
+     * instead of waiting for it to load.
+     */
+    ConfigWithDefaults.prototype.get_sync = function(key) {
+        var data = this._class_data();
+        if (key === undefined) {
+            // no key specified, return full config data
+            return $.extend(true, {}, this.defaults, data);
+        }
+
+        var value = data[key];
+        if (value !== undefined) {
+            if (typeof value == 'object') {
+                // merge with defaults if it's an object
+                return $.extend(true, {}, this.defaults[key], value);
+            } else {
+                return value;
+            }
+        }
+        return this.defaults[key];
+    };
+    
+    /**
+     * Set a config value. Send the update to the server, and change our
+     * local copy of the data immediately.
+     * Returns a promise which is fulfilled when the server replies to the
+     * change.
+     */
+     ConfigWithDefaults.prototype.set = function(key, value) {
+         var d = {};
+         d[key] = value;
+         if (this.classname) {
+            var d2 = {};
+            d2[this.classname] = d;
+            return this.section.update(d2);
+        } else {
+            return this.section.update(d);
+        }
+    };
+    
+    return {ConfigSection: ConfigSection,
+            ConfigWithDefaults: ConfigWithDefaults,
+           };
+
+});