Add tests for pluggable library

packages/node_modules/@node-red/runtime/lib/library/index.js

@@ -28,43 +28,15 @@ let runtimeLibraries = [];
 // Libraries defined by the user in the editor.
 let userLibraries = [];
 
-function init(runtime) {
+let runtime;
 
-    events.on("registry:plugin-added", function(id) {
-        const plugin = runtime.plugins.getPlugin(id);
-        if (plugin.type === "node-red-library-source") {
-            libraryPlugins[plugin.id] = plugin;
-
-            runtimeLibraries.forEach(library => {
-                if (library.type === id) {
-                    library.local = false;
-
-                    if (!/^[a-z0-9-_]+$/.test(library.id)) {
-                        log.warn(log._("library.failedToInit",{error:log._("library.invalidProperty",{prop:"id",value:library.id})}));
-                        return;
-                    }
-                    try {
-                        libraries[library.id] = new plugin.class(library)
-                        libraryConfigs[library.id] = library;
-                        libraryConfigs[library.id].type = id;
-                        if (libraries[library.id].init) {
-                            libraries[library.id].init().catch(err => {
-                                delete libraries[library.id];
-                                delete libraryConfigs[library.id];
-                                log.warn(log._("library.failedToInit",{library:library.id, error:err.toString()}));
-                            });
-                        }
-                    } catch(err) {
-                        log.warn(log._("library.failedToInit",{library:library.id, error:err.toString()}));
-                    }
-                }
-            })
-
-
-        }
-    })
+function init(_runtime) {
+    runtime = _runtime;
+    events.removeListener("registry:plugin-added",onPluginAdded);
+    events.on("registry:plugin-added",onPluginAdded);
 
     knownTypes.flows = 'node-red';
+
     libraries["local"] = require("./local");
     libraries["local"].init(runtime);
     libraryConfigs["local"] = libraries["local"]
@@ -83,6 +55,41 @@ function init(runtime) {
 
 }
 
+function onPluginAdded(id) {
+    const plugin = runtime.plugins.getPlugin(id);
+    if (plugin.type === "node-red-library-source") {
+        libraryPlugins[plugin.id] = plugin;
+
+        runtimeLibraries.forEach(library => {
+            if (library.type === id) {
+                library.local = false;
+
+                if (!/^[a-z0-9-_]+$/.test(library.id)) {
+                    log.warn(log._("library.failedToInit",{error:log._("library.invalidProperty",{prop:"id",value:library.id})}));
+                    return;
+                }
+                try {
+                    libraries[library.id] = new plugin.class(library)
+                    libraryConfigs[library.id] = library;
+                    libraryConfigs[library.id].type = id;
+                    if (libraries[library.id].init) {
+                        libraries[library.id].init().catch(err => {
+                            delete libraries[library.id];
+                            delete libraryConfigs[library.id];
+                            log.warn(log._("library.failedToInit",{library:library.id, error:err.toString()}));
+                        });
+                    }
+                } catch(err) {
+                    log.warn(log._("library.failedToInit",{library:library.id, error:err.toString()}));
+                }
+            }
+        })
+
+
+    }
+}
+
+
 function registerType(id,type) {
     // TODO: would like to enforce this, but currently the tests register the same type multiple
     //       times and have no way to remove themselves.

test/unit/@node-red/runtime/lib/api/settings_spec.js

@@ -44,6 +44,11 @@ describe("runtime-api/settings", function() {
                     paletteCategories :["red","blue","green"],
                     exportNodeSettings: (obj) => {
                         obj.testNodeSetting = "helloWorld";
+                    },
+                },
+                plugins: {
+                    exportPluginSettings: (obj) => {
+                        obj.testPluginSettings = "helloPluginWorld";
                     }
                 },
                 nodes: {
@@ -51,13 +56,16 @@ describe("runtime-api/settings", function() {
                     installerEnabled: () => false,
                     getCredentialKeyType: () => "test-key-type"
                 },
+                library: {getLibraries: () => ["lib1"] },
                 storage: {}
             })
             return settings.getRuntimeSettings({}).then(result => {
                 result.should.have.property("httpNodeRoot","testHttpNodeRoot");
                 result.should.have.property("version","testVersion");
                 result.should.have.property("paletteCategories",["red","blue","green"]);
+                result.should.have.property("libraries",["lib1"]);
                 result.should.have.property("testNodeSetting","helloWorld");
+                result.should.have.property("testPluginSettings","helloPluginWorld");
                 result.should.not.have.property("foo",123);
                 result.should.have.property("flowEncryptionType","test-key-type");
                 result.should.not.have.property("user");
@@ -75,6 +83,11 @@ describe("runtime-api/settings", function() {
                     paletteCategories :["red","blue","green"],
                     exportNodeSettings: (obj) => {
                         obj.testNodeSetting = "helloWorld";
+                    },
+                },
+                plugins: {
+                    exportPluginSettings: (obj) => {
+                        obj.testPluginSettings = "helloPluginWorld";
                     }
                 },
                 nodes: {
@@ -82,6 +95,7 @@ describe("runtime-api/settings", function() {
                     installerEnabled: () => false,
                     getCredentialKeyType: () => "test-key-type"
                 },
+                library: {getLibraries: () => { ["lib1"]} },
                 storage: {}
             })
             return settings.getRuntimeSettings({
@@ -111,6 +125,11 @@ describe("runtime-api/settings", function() {
                     paletteCategories :["red","blue","green"],
                     exportNodeSettings: (obj) => {
                         obj.testNodeSetting = "helloWorld";
+                    },
+                },
+                plugins: {
+                    exportPluginSettings: (obj) => {
+                        obj.testPluginSettings = "helloPluginWorld";
                     }
                 },
                 nodes: {
@@ -118,6 +137,7 @@ describe("runtime-api/settings", function() {
                     installerEnabled: () => false,
                     getCredentialKeyType: () => "test-key-type"
                 },
+                library: {getLibraries: () => { ["lib1"]} },
                 storage: {
                     projects: {
                         getActiveProject: () => 'test-active-project',
@@ -162,6 +182,11 @@ describe("runtime-api/settings", function() {
                     paletteCategories :["red","blue","green"],
                     exportNodeSettings: (obj) => {
                         obj.testNodeSetting = "helloWorld";
+                    },
+                },
+                plugins: {
+                    exportPluginSettings: (obj) => {
+                        obj.testPluginSettings = "helloPluginWorld";
                     }
                 },
                 nodes: {
@@ -169,6 +194,7 @@ describe("runtime-api/settings", function() {
                     installerEnabled: () => false,
                     getCredentialKeyType: () => "test-key-type"
                 },
+                library: {getLibraries: () => { ["lib1"]} },
                 storage: {
                     projects: {
                         getActiveProject: () => 'test-active-project',
@@ -203,6 +229,11 @@ describe("runtime-api/settings", function() {
                     paletteCategories :["red","blue","green"],
                     exportNodeSettings: (obj) => {
                         obj.testNodeSetting = "helloWorld";
+                    },
+                },
+                plugins: {
+                    exportPluginSettings: (obj) => {
+                        obj.testPluginSettings = "helloPluginWorld";
                     }
                 },
                 nodes: {
@@ -210,6 +241,7 @@ describe("runtime-api/settings", function() {
                     installerEnabled: () => false,
                     getCredentialKeyType: () => "test-key-type"
                 },
+                library: {getLibraries: () => { ["lib1"]} },
                 storage: {
                     projects: {
                         flowFileExists: () => true,
@@ -248,6 +280,11 @@ describe("runtime-api/settings", function() {
                     paletteCategories :["red","blue","green"],
                     exportNodeSettings: (obj) => {
                         obj.testNodeSetting = "helloWorld";
+                    },
+                },
+                plugins: {
+                    exportPluginSettings: (obj) => {
+                        obj.testPluginSettings = "helloPluginWorld";
                     }
                 },
                 nodes: {
@@ -255,6 +292,7 @@ describe("runtime-api/settings", function() {
                     installerEnabled: () => false,
                     getCredentialKeyType: () => "test-key-type"
                 },
+                library: {getLibraries: () => { ["lib1"]} },
                 storage: {
                     projects: {
                         flowFileExists: () => false,

test/unit/@node-red/runtime/lib/library/index_spec.js

@@ -14,13 +14,14 @@
  * limitations under the License.
  **/
 
-var should = require("should");
-var sinon = require("sinon");
+const should = require("should");
+const sinon = require("sinon");
 
-var NR_TEST_UTILS = require("nr-test-utils");
-var library = NR_TEST_UTILS.require("@node-red/runtime/lib/library/index")
-var localLibrary = NR_TEST_UTILS.require("@node-red/runtime/lib/library/local")
-var examplesLibrary = NR_TEST_UTILS.require("@node-red/runtime/lib/library/examples")
+const NR_TEST_UTILS = require("nr-test-utils");
+const library = NR_TEST_UTILS.require("@node-red/runtime/lib/library/index")
+const localLibrary = NR_TEST_UTILS.require("@node-red/runtime/lib/library/local")
+const examplesLibrary = NR_TEST_UTILS.require("@node-red/runtime/lib/library/examples")
+const events = NR_TEST_UTILS.require("@node-red/util/lib/events")
 
 var mockLog = {
     log: sinon.stub(),
@@ -72,6 +73,59 @@ describe("runtime/library", function() {
         //     should(()=>{library.register("unknown","/abc")} ).throw();
         // })
     })
+
+    describe("getLibraries", function() {
+        before(function() {
+            library.init({});
+        });
+        it('returns the default and examples libraries', function() {
+            const libs = library.getLibraries();
+            libs.should.have.length(2);
+            libs[0].should.have.property('id', 'local');
+            libs[0].should.have.property('label','editor:library.types.local');
+            libs[0].should.have.property("user", false);
+            libs[0].should.have.property('icon', 'font-awesome/fa-hdd-o');
+
+            libs[1].should.have.property('id', 'examples');
+            libs[1].should.have.property('label','editor:library.types.examples');
+            libs[1].should.have.property("user", false);
+            libs[1].should.have.property('icon', 'font-awesome/fa-life-ring');
+            libs[1].should.have.property('readOnly', true);
+            libs[1].should.have.property('types', ['flows']);
+        });
+
+        it('returns the libraries from settings', function() {
+            library.init({
+                plugins: {
+                    getPlugin: id => { return {
+                            id: "test-library-plugin",
+                            type: "node-red-library-source",
+                            class: function() {}
+                        }
+                    }
+                },
+                settings: {
+                    editorTheme: {
+                        library: {
+                            sources: [
+                                {id: "test-plugin-id", type:"test-library-plugin"}
+                            ]
+                        }
+                    }
+                }
+            });
+            let libs = library.getLibraries();
+            libs.should.have.length(2);
+
+            events.emit("registry:plugin-added","test-library-plugin" )
+
+            libs = library.getLibraries();
+            libs.should.have.length(3);
+            libs[2].should.have.property('id', 'test-plugin-id');
+            libs[2].should.have.property("user", false);
+        });
+    })
+
     describe("getEntry", function() {
         before(function() {
             library.init({});
@@ -102,7 +156,7 @@ describe("runtime/library", function() {
         });
 
         it ('returns a flow example entry', function(done) {
-            library.getEntry("_examples_","flows","/test-module/abc").then(function(result) {
+            library.getEntry("examples","flows","/test-module/abc").then(function(result) {
                 result.should.have.property("library","_examples_")
                 result.should.have.property("path","/test-module/abc")
                 done();