From f15f9ebd130bb79ae1a0a35e3485450f3b9d92b8 Mon Sep 17 00:00:00 2001
From: Sam El-Husseini <16690124+samelhusseini@users.noreply.github.com>
Date: Tue, 20 Aug 2019 20:15:39 -0700
Subject: [PATCH] Convert metrics jsunit test to mocha (#2871)
* Convert metrics jsunit test to mocha
---
tests/mocha/index.html | 1 +
tests/mocha/metrics_test.js | 120 ++++++++++++++++++++++++++++++++++++
2 files changed, 121 insertions(+)
create mode 100644 tests/mocha/metrics_test.js
diff --git a/tests/mocha/index.html b/tests/mocha/index.html
index 6d87be36b..4337fa871 100644
--- a/tests/mocha/index.html
+++ b/tests/mocha/index.html
@@ -45,6 +45,7 @@
+
diff --git a/tests/mocha/metrics_test.js b/tests/mocha/metrics_test.js
new file mode 100644
index 000000000..203de5486
--- /dev/null
+++ b/tests/mocha/metrics_test.js
@@ -0,0 +1,120 @@
+/**
+ * @license
+ * Visual Blocks Editor
+ *
+ * Copyright 2019 Google Inc.
+ * https://developers.google.com/blockly/
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/**
+ * @fileoverview Metrics tests.
+ * @author samelh@google.com (Sam El-Husseini)
+ */
+'use strict';
+
+suite('Metrics', function() {
+ function assertDimensionsMatch(toCheck, left, top, width, height) {
+ assertEquals('Top did not match.', top, toCheck.top);
+ assertEquals('Left did not match.', left, toCheck.left);
+ assertEquals('Width did not match.', width, toCheck.width);
+ assertEquals('Height did not match.', height, toCheck.height);
+ }
+
+ // Make a mock workspace object with two properties:
+ // getBlocksBoundingBox and scale.
+ function makeMockWs(scale, x, y, width, height) {
+ return {
+ getBlocksBoundingBox: function() {
+ return {
+ top: y,
+ bottom: y + height,
+ left: x,
+ right: x + width
+ };
+ },
+ scale: scale
+ };
+ }
+
+ test('GetContentDimensionsExact - empty', function() {
+ var ws = makeMockWs(1, 0, 0, 0, 0);
+ var defaultZoom = Blockly.WorkspaceSvg.getContentDimensionsExact_(ws);
+ assertDimensionsMatch(defaultZoom, 0, 0, 0, 0);
+ });
+ test('GetContentDimensionsExact - empty zoom in', function() {
+ var ws = makeMockWs(2, 0, 0, 0, 0);
+ var zoomIn = Blockly.WorkspaceSvg.getContentDimensionsExact_(ws);
+ assertDimensionsMatch(zoomIn, 0, 0, 0, 0);
+ });
+ test('GetContentDimensionsExact - empty zoom out', function() {
+ var ws = makeMockWs(.5, 0, 0, 0, 0);
+ var zoomOut = Blockly.WorkspaceSvg.getContentDimensionsExact_(ws);
+ assertDimensionsMatch(zoomOut, 0, 0, 0, 0);
+ });
+ test('GetContentDimensionsExact - non empty at origin', function() {
+ var ws = makeMockWs(1, 0, 0, 100, 100);
+ var defaultZoom = Blockly.WorkspaceSvg.getContentDimensionsExact_(ws);
+ // Pixel and ws units are the same at default zoom.
+ assertDimensionsMatch(defaultZoom, 0, 0, 100, 100);
+ });
+ test('GetContentDimensionsExact - non empty at origin zoom in', function() {
+ var ws = makeMockWs(2, 0, 0, 100, 100);
+ var zoomIn = Blockly.WorkspaceSvg.getContentDimensionsExact_(ws);
+ // 1 ws unit = 2 pixels at this zoom level.
+ assertDimensionsMatch(zoomIn, 0, 0, 200, 200);
+ });
+ test('GetContentDimensionsExact - non empty at origin zoom out', function() {
+ var ws = makeMockWs(.5, 0, 0, 100, 100);
+ var zoomOut = Blockly.WorkspaceSvg.getContentDimensionsExact_(ws);
+ // 1 ws unit = 0.5 pixels at this zoom level.
+ assertDimensionsMatch(zoomOut, 0, 0, 50, 50);
+ });
+ test('GetContentDimensionsExact - non empty positive origin', function() {
+ var ws = makeMockWs(1, 10, 10, 100, 100);
+ var defaultZoom = Blockly.WorkspaceSvg.getContentDimensionsExact_(ws);
+ // Pixel and ws units are the same at default zoom.
+ assertDimensionsMatch(defaultZoom, 10, 10, 100, 100);
+ });
+ test('GetContentDimensionsExact - non empty positive origin zoom in', function() {
+ var ws = makeMockWs(2, 10, 10, 100, 100);
+ var zoomIn = Blockly.WorkspaceSvg.getContentDimensionsExact_(ws);
+ // 1 ws unit = 2 pixels at this zoom level.
+ assertDimensionsMatch(zoomIn, 20, 20, 200, 200);
+ });
+ test('GetContentDimensionsExact - non empty positive origin zoom out', function() {
+ var ws = makeMockWs(.5, 10, 10, 100, 100);
+ var zoomOut = Blockly.WorkspaceSvg.getContentDimensionsExact_(ws);
+ // 1 ws unit = 0.5 pixels at this zoom level.
+ assertDimensionsMatch(zoomOut, 5, 5, 50, 50);
+ });
+ test('GetContentDimensionsExact - non empty negative origin', function() {
+ var ws = makeMockWs(1, -10, -10, 100, 100);
+ var defaultZoom = Blockly.WorkspaceSvg.getContentDimensionsExact_(ws);
+ // Pixel and ws units are the same at default zoom.
+ assertDimensionsMatch(defaultZoom, -10, -10, 100, 100);
+ });
+ test('GetContentDimensionsExact - non empty negative origin zoom in', function() {
+ var ws = makeMockWs(2, -10, -10, 100, 100);
+ var zoomIn = Blockly.WorkspaceSvg.getContentDimensionsExact_(ws);
+ // 1 ws unit = 2 pixels at this zoom level.
+ assertDimensionsMatch(zoomIn, -20, -20, 200, 200);
+ });
+ test('GetContentDimensionsExact - non empty negative origin zoom out', function() {
+ var ws = makeMockWs(.5, -10, -10, 100, 100);
+ var zoomOut = Blockly.WorkspaceSvg.getContentDimensionsExact_(ws);
+ // 1 ws unit = 0.5 pixels at this zoom level.
+ assertDimensionsMatch(zoomOut, -5, -5, 50, 50);
+ });
+});