✅ Tests for hooks

tests/hooks.test.js

@@ -0,0 +1,139 @@
+var expect = require("chai").expect;
+var freesewing = require("../dist/index.js");
+
+var pattern = new freesewing.Pattern();
+var h = pattern.hooks;
+
+it("Should contain all hooks", () => {
+  let test = [
+    "preDraft",
+    "postDraft",
+    "preSample",
+    "postSample",
+    "preRender",
+    "postRender",
+    "insertText",
+    "debug"
+  ];
+  expect(h.all).to.eql(test);
+});
+
+it("Should contain no hooks upon creation", () => {
+  let test = {};
+  expect(h._hooks).to.eql(test);
+});
+
+it("Should return hooks correctly", () => {
+  h._hooks = {
+    hookA: "testA",
+    hookB: "testB"
+  };
+  expect(h.list("hookA")).to.equal("testA");
+  expect(h.list("hookB")).to.equal("testB");
+  expect(h.list("hookC")).to.equal(false);
+});
+
+it("Should not attach a non-existing hook", () => {
+  let obj = {};
+  expect(h.attach("no-such-hook", obj)).to.equal(undefined);
+});
+
+var count = 0;
+var pre = function() {
+  count += 5;
+};
+var post = function() {
+  count = count * -1;
+};
+
+it("Should attach the preDraft & postDraft hooks", () => {
+  count = 0;
+  let obj = {
+    draft: function() {},
+    pre: pre,
+    post: post
+  };
+  h._hooks = {
+    preDraft: [
+      function(next) {
+        next();
+      }
+    ],
+    postDraft: [
+      function(next) {
+        next();
+      }
+    ]
+  };
+  expect(h.attach("preDraft", obj)).to.equal(undefined);
+  obj.draft();
+  expect(count).to.equal(5);
+  expect(h.attach("postDraft", obj)).to.equal(undefined);
+  obj.draft();
+  expect(count).to.equal(-5);
+});
+
+it("Should attach the preSample & postSample hooks", () => {
+  count = 0;
+  let obj = {
+    sampleOption: function() {},
+    pre: pre,
+    post: post
+  };
+  h._hooks = {
+    preSample: [
+      function(next) {
+        next();
+      }
+    ],
+    postSample: [
+      function(next) {
+        next();
+      }
+    ]
+  };
+  expect(h.attach("preSample", obj)).to.equal(undefined);
+  obj.sampleOption();
+  expect(count).to.equal(15);
+  expect(h.attach("postSample", obj)).to.equal(undefined);
+  obj.sampleOption();
+  expect(count).to.equal(-15);
+});
+
+it("Should attach the debug hook", () => {
+  count = 0;
+  let obj = {
+    debug: function() {},
+    pre: pre,
+    post: post
+  };
+  h._hooks = {
+    debug: [
+      function(next) {
+        next();
+      }
+    ]
+  };
+  expect(h.attach("debug", obj)).to.equal(undefined);
+  obj.debug();
+  expect(count).to.equal(5);
+});
+
+//it("Should render attributes correctly", () => {
+//  let a = newAttr()
+//    .set("class", "test")
+//    .add("class", "render")
+//    .set("transform", "scale(1)");
+//  expect(a.render()).to.equal(' class="test render" transform="scale(1)"');
+//});
+//
+//it("Should render attributes with given prefix only", () => {
+//  let a = newAttr()
+//    .set("class", "test")
+//    .add("class", "render")
+//    .add("data-text", "foo")
+//    .add("data-text", "bar")
+//    .add("data-mode", "test")
+//    .set("transform", "scale(1)");
+//  expect(a.renderIfPrefixIs("data-")).to.equal(' text="foo bar" mode="test"');
+//});