mirror of
https://github.com/Theodor-Springmann-Stiftung/kgpz_web.git
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Fixed some build options for vite
This commit is contained in:
Simon Martens
542
node_modules/dependency-graph/specs/dep_graph_spec.js
generated
vendored
Executable file
542
node_modules/dependency-graph/specs/dep_graph_spec.js
generated
vendored
Executable file
@@ -0,0 +1,542 @@
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var dep_graph = require("../lib/dep_graph");
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var DepGraph = dep_graph.DepGraph;
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describe("DepGraph", function () {
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it("should be able to add/remove nodes", function () {
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var graph = new DepGraph();
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graph.addNode("Foo");
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graph.addNode("Bar");
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expect(graph.hasNode("Foo")).toBeTrue();
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expect(graph.hasNode("Bar")).toBeTrue();
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expect(graph.hasNode("NotThere")).toBeFalse();
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graph.removeNode("Bar");
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expect(graph.hasNode("Bar")).toBeFalse();
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});
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it("should calculate its size", function () {
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var graph = new DepGraph();
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expect(graph.size()).toBe(0);
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graph.addNode("Foo");
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graph.addNode("Bar");
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expect(graph.size()).toBe(2);
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graph.removeNode("Bar");
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expect(graph.size()).toBe(1);
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});
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it("should treat the node data parameter as optional and use the node name as data if node data was not given", function () {
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var graph = new DepGraph();
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graph.addNode("Foo");
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expect(graph.getNodeData("Foo")).toBe("Foo");
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});
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it("should be able to associate a node name with data on node add", function () {
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var graph = new DepGraph();
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graph.addNode("Foo", "data");
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expect(graph.getNodeData("Foo")).toBe("data");
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});
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it("should be able to add undefined as node data", function () {
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var graph = new DepGraph();
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graph.addNode("Foo", undefined);
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expect(graph.getNodeData("Foo")).toBeUndefined();
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});
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it("should return true when using hasNode with a node which has falsy data", function () {
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var graph = new DepGraph();
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var falsyData = ["", 0, null, undefined, false];
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graph.addNode("Foo");
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falsyData.forEach(function (data) {
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graph.setNodeData("Foo", data);
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expect(graph.hasNode("Foo")).toBeTrue();
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// Just an extra check to make sure that the saved data is correct
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expect(graph.getNodeData("Foo")).toBe(data);
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});
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});
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it("should be able to set data after a node was added", function () {
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var graph = new DepGraph();
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graph.addNode("Foo", "data");
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graph.setNodeData("Foo", "data2");
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expect(graph.getNodeData("Foo")).toBe("data2");
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});
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it("should throw an error if we try to set data for a non-existing node", function () {
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var graph = new DepGraph();
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expect(function () {
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graph.setNodeData("Foo", "data");
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}).toThrow(new Error("Node does not exist: Foo"));
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});
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it("should throw an error if the node does not exists and we try to get data", function () {
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var graph = new DepGraph();
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expect(function () {
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graph.getNodeData("Foo");
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}).toThrow(new Error("Node does not exist: Foo"));
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});
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it("should do nothing if creating a node that already exists", function () {
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var graph = new DepGraph();
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graph.addNode("a");
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graph.addNode("b");
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graph.addDependency("a", "b");
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graph.addNode("a");
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expect(graph.dependenciesOf("a")).toEqual(["b"]);
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});
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it("should do nothing if removing a node that does not exist", function () {
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var graph = new DepGraph();
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graph.addNode("a");
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expect(graph.hasNode("a")).toBeTrue();
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graph.removeNode("a");
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expect(graph.hasNode("Foo")).toBeFalse();
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graph.removeNode("a");
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expect(graph.hasNode("Foo")).toBeFalse();
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});
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it("should be able to add dependencies between nodes", function () {
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var graph = new DepGraph();
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graph.addNode("a");
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graph.addNode("b");
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graph.addNode("c");
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graph.addDependency("a", "b");
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graph.addDependency("a", "c");
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expect(graph.dependenciesOf("a")).toEqual(["b", "c"]);
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});
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it("should find entry nodes", function () {
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var graph = new DepGraph();
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graph.addNode("a");
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graph.addNode("b");
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graph.addNode("c");
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graph.addDependency("a", "b");
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graph.addDependency("a", "c");
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expect(graph.entryNodes()).toEqual(["a"]);
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});
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it("should throw an error if a node does not exist and a dependency is added", function () {
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var graph = new DepGraph();
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graph.addNode("a");
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expect(function () {
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graph.addDependency("a", "b");
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}).toThrow(new Error("Node does not exist: b"));
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});
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it("should detect cycles", function () {
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var graph = new DepGraph();
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graph.addNode("a");
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graph.addNode("b");
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graph.addNode("c");
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graph.addNode("d");
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graph.addDependency("a", "b");
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graph.addDependency("b", "c");
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graph.addDependency("c", "a");
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graph.addDependency("d", "a");
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expect(function () {
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graph.dependenciesOf("b");
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}).toThrow(new dep_graph.DepGraphCycleError(["b", "c", "a", "b"]));
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});
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it("should allow cycles when configured", function () {
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var graph = new DepGraph({ circular: true });
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graph.addNode("a");
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graph.addNode("b");
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graph.addNode("c");
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graph.addNode("d");
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graph.addDependency("a", "b");
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graph.addDependency("b", "c");
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graph.addDependency("c", "a");
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graph.addDependency("d", "a");
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expect(graph.dependenciesOf("b")).toEqual(["a", "c"]);
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expect(graph.overallOrder()).toEqual(["c", "b", "a", "d"]);
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});
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it(
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"should include all nodes in overall order even from " +
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"cycles in disconnected subgraphs when circular is true",
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function () {
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var graph = new DepGraph({ circular: true });
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graph.addNode("2a");
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graph.addNode("2b");
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graph.addNode("2c");
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graph.addDependency("2a", "2b");
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graph.addDependency("2b", "2c");
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graph.addDependency("2c", "2a");
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graph.addNode("1a");
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graph.addNode("1b");
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graph.addNode("1c");
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graph.addNode("1d");
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graph.addNode("1e");
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graph.addDependency("1a", "1b");
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graph.addDependency("1a", "1c");
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graph.addDependency("1b", "1c");
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graph.addDependency("1c", "1d");
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expect(graph.overallOrder()).toEqual([
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"1d",
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"1c",
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"1b",
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"1a",
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"1e",
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"2c",
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"2b",
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"2a"
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]);
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}
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);
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it("should detect cycles in overall order", function () {
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var graph = new DepGraph();
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graph.addNode("a");
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graph.addNode("b");
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graph.addNode("c");
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graph.addNode("d");
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graph.addDependency("a", "b");
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graph.addDependency("b", "c");
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graph.addDependency("c", "a");
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graph.addDependency("d", "a");
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expect(function () {
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graph.overallOrder();
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}).toThrow(new dep_graph.DepGraphCycleError(["a", "b", "c", "a"]));
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});
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it("should detect cycles in overall order when all nodes have dependants (incoming edges)", function () {
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var graph = new DepGraph();
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graph.addNode("a");
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graph.addNode("b");
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graph.addNode("c");
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graph.addDependency("a", "b");
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graph.addDependency("b", "c");
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graph.addDependency("c", "a");
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expect(function () {
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graph.overallOrder();
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}).toThrow(new dep_graph.DepGraphCycleError(["a", "b", "c", "a"]));
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});
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it(
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"should detect cycles in overall order when there are several " +
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"disconnected subgraphs (with one that does not have a cycle",
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function () {
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var graph = new DepGraph();
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graph.addNode("a_1");
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graph.addNode("a_2");
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graph.addNode("b_1");
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graph.addNode("b_2");
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graph.addNode("b_3");
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graph.addDependency("a_1", "a_2");
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graph.addDependency("b_1", "b_2");
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graph.addDependency("b_2", "b_3");
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graph.addDependency("b_3", "b_1");
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expect(function () {
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graph.overallOrder();
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}).toThrow(
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new dep_graph.DepGraphCycleError(["b_1", "b_2", "b_3", "b_1"])
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);
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}
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);
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it("should retrieve dependencies and dependants in the correct order", function () {
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var graph = new DepGraph();
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graph.addNode("a");
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graph.addNode("b");
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graph.addNode("c");
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graph.addNode("d");
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graph.addDependency("a", "d");
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graph.addDependency("a", "b");
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graph.addDependency("b", "c");
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graph.addDependency("d", "b");
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expect(graph.dependenciesOf("a")).toEqual(["c", "b", "d"]);
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expect(graph.dependenciesOf("b")).toEqual(["c"]);
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expect(graph.dependenciesOf("c")).toEqual([]);
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expect(graph.dependenciesOf("d")).toEqual(["c", "b"]);
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expect(graph.dependantsOf("a")).toEqual([]);
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expect(graph.dependantsOf("b")).toEqual(["a", "d"]);
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expect(graph.dependantsOf("c")).toEqual(["a", "d", "b"]);
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expect(graph.dependantsOf("d")).toEqual(["a"]);
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// check the alias "dependentsOf"
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expect(graph.dependentsOf("a")).toEqual([]);
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expect(graph.dependentsOf("b")).toEqual(["a", "d"]);
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expect(graph.dependentsOf("c")).toEqual(["a", "d", "b"]);
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expect(graph.dependentsOf("d")).toEqual(["a"]);
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});
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it("should be able to retrieve direct dependencies/dependants", function () {
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var graph = new DepGraph();
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graph.addNode("a");
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graph.addNode("b");
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graph.addNode("c");
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graph.addNode("d");
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graph.addDependency("a", "d");
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graph.addDependency("a", "b");
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graph.addDependency("b", "c");
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graph.addDependency("d", "b");
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expect(graph.directDependenciesOf("a")).toEqual(["d", "b"]);
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expect(graph.directDependenciesOf("b")).toEqual(["c"]);
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expect(graph.directDependenciesOf("c")).toEqual([]);
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expect(graph.directDependenciesOf("d")).toEqual(["b"]);
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expect(graph.directDependantsOf("a")).toEqual([]);
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expect(graph.directDependantsOf("b")).toEqual(["a", "d"]);
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expect(graph.directDependantsOf("c")).toEqual(["b"]);
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expect(graph.directDependantsOf("d")).toEqual(["a"]);
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// check the alias "directDependentsOf"
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expect(graph.directDependentsOf("a")).toEqual([]);
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expect(graph.directDependentsOf("b")).toEqual(["a", "d"]);
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expect(graph.directDependentsOf("c")).toEqual(["b"]);
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expect(graph.directDependentsOf("d")).toEqual(["a"]);
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});
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it("should be able to resolve the overall order of things", function () {
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var graph = new DepGraph();
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graph.addNode("a");
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graph.addNode("b");
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graph.addNode("c");
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graph.addNode("d");
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graph.addNode("e");
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graph.addDependency("a", "b");
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graph.addDependency("a", "c");
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graph.addDependency("b", "c");
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graph.addDependency("c", "d");
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expect(graph.overallOrder()).toEqual(["d", "c", "b", "a", "e"]);
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});
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it('should be able to only retrieve the "leaves" in the overall order', function () {
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var graph = new DepGraph();
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graph.addNode("a");
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graph.addNode("b");
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graph.addNode("c");
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graph.addNode("d");
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graph.addNode("e");
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graph.addDependency("a", "b");
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graph.addDependency("a", "c");
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graph.addDependency("b", "c");
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graph.addDependency("c", "d");
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expect(graph.overallOrder(true)).toEqual(["d", "e"]);
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});
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it("should be able to give the overall order for a graph with several disconnected subgraphs", function () {
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var graph = new DepGraph();
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graph.addNode("a_1");
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graph.addNode("a_2");
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graph.addNode("b_1");
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graph.addNode("b_2");
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graph.addNode("b_3");
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graph.addDependency("a_1", "a_2");
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graph.addDependency("b_1", "b_2");
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graph.addDependency("b_2", "b_3");
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expect(graph.overallOrder()).toEqual(["a_2", "a_1", "b_3", "b_2", "b_1"]);
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});
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it("should give an empty overall order for an empty graph", function () {
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var graph = new DepGraph();
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expect(graph.overallOrder()).toEqual([]);
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});
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it("should still work after nodes are removed", function () {
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var graph = new DepGraph();
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graph.addNode("a");
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graph.addNode("b");
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graph.addNode("c");
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graph.addDependency("a", "b");
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graph.addDependency("b", "c");
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expect(graph.dependenciesOf("a")).toEqual(["c", "b"]);
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graph.removeNode("c");
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expect(graph.dependenciesOf("a")).toEqual(["b"]);
|
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});
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it("should clone an empty graph", function () {
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var graph = new DepGraph();
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expect(graph.size()).toEqual(0);
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var cloned = graph.clone();
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expect(cloned.size()).toEqual(0);
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expect(graph === cloned).toBeFalse();
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});
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|
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it("should clone a non-empty graph", function () {
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var graph = new DepGraph();
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|
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graph.addNode("a");
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graph.addNode("b");
|
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graph.addNode("c");
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||||
graph.addDependency("a", "b");
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graph.addDependency("b", "c");
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var cloned = graph.clone();
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expect(graph === cloned).toBeFalse();
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expect(cloned.hasNode("a")).toBeTrue();
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expect(cloned.hasNode("b")).toBeTrue();
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expect(cloned.hasNode("c")).toBeTrue();
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expect(cloned.dependenciesOf("a")).toEqual(["c", "b"]);
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expect(cloned.dependantsOf("c")).toEqual(["a", "b"]);
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// Changes to the original graph shouldn't affect the clone
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graph.removeNode("c");
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expect(graph.dependenciesOf("a")).toEqual(["b"]);
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expect(cloned.dependenciesOf("a")).toEqual(["c", "b"]);
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|
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graph.addNode("d");
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graph.addDependency("b", "d");
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expect(graph.dependenciesOf("a")).toEqual(["d", "b"]);
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expect(cloned.dependenciesOf("a")).toEqual(["c", "b"]);
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});
|
||||
|
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it("should only be a shallow clone", function () {
|
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var graph = new DepGraph();
|
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|
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var data = { a: 42 };
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graph.addNode("a", data);
|
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|
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var cloned = graph.clone();
|
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expect(graph === cloned).toBeFalse();
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expect(graph.getNodeData("a") === cloned.getNodeData("a")).toBeTrue();
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|
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graph.getNodeData("a").a = 43;
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expect(cloned.getNodeData("a").a).toBe(43);
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cloned.setNodeData("a", { a: 42 });
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expect(cloned.getNodeData("a").a).toBe(42);
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expect(graph.getNodeData("a") === cloned.getNodeData("a")).toBeFalse();
|
||||
});
|
||||
});
|
||||
|
||||
describe("DepGraph Performance", function () {
|
||||
it("should not exceed max call stack with a very deep graph", function () {
|
||||
var g = new DepGraph();
|
||||
var expected = [];
|
||||
for (var i = 0; i < 100000; i++) {
|
||||
var istr = i.toString();
|
||||
g.addNode(istr);
|
||||
expected.push(istr);
|
||||
if (i > 0) {
|
||||
g.addDependency(istr, (i - 1).toString());
|
||||
}
|
||||
}
|
||||
var order = g.overallOrder();
|
||||
expect(order).toEqual(expected);
|
||||
});
|
||||
|
||||
it("should run an a reasonable amount of time for a very large graph", function () {
|
||||
var randInt = function (min, max) {
|
||||
return Math.floor(Math.random() * (max - min + 1)) + min;
|
||||
};
|
||||
var g = new DepGraph();
|
||||
var nodes = [];
|
||||
// Create a graph with 100000 nodes in it with 10 random connections to
|
||||
// lower numbered nodes
|
||||
for (var i = 0; i < 100000; i++) {
|
||||
nodes.push(i.toString());
|
||||
g.addNode(i.toString());
|
||||
for (var j = 0; j < 10; j++) {
|
||||
var dep = randInt(0, i);
|
||||
if (i !== dep) {
|
||||
g.addDependency(i.toString(), dep.toString());
|
||||
}
|
||||
}
|
||||
}
|
||||
var start = new Date().getTime();
|
||||
g.overallOrder();
|
||||
var end = new Date().getTime();
|
||||
expect(start - end).toBeLessThan(1000);
|
||||
});
|
||||
});
|
||||
|
||||
describe("DepGraphCycleError", function () {
|
||||
var DepGraphCycleError = dep_graph.DepGraphCycleError;
|
||||
|
||||
it("should have a message", function () {
|
||||
var err = new DepGraphCycleError(["a", "b", "c", "a"]);
|
||||
expect(err.message).toEqual("Dependency Cycle Found: a -> b -> c -> a");
|
||||
});
|
||||
|
||||
it("should be an instanceof DepGraphCycleError", function () {
|
||||
var err = new DepGraphCycleError(["a", "b", "c", "a"]);
|
||||
expect(err instanceof DepGraphCycleError).toBeTrue();
|
||||
expect(err instanceof Error).toBeTrue();
|
||||
});
|
||||
|
||||
it("should have a cyclePath", function () {
|
||||
var cyclePath = ["a", "b", "c", "a"];
|
||||
var err = new DepGraphCycleError(cyclePath);
|
||||
expect(err.cyclePath).toEqual(cyclePath);
|
||||
});
|
||||
});
|
||||
Reference in New Issue
Block a user