From 71aa6028491a4e996e856710b174e731342c404b Mon Sep 17 00:00:00 2001
From: Evert Timberg <evert.timberg+github@gmail.com>
Date: Tue, 29 Nov 2016 08:22:47 -0500
Subject: [PATCH] Revert "Fixed tooltip labelling on Bar Chart when min is
 defined (#3618)"

---
 src/core/core.element.js       | 18 --------
 src/core/core.interaction.js   |  1 -
 test/core.element.tests.js     | 84 ----------------------------------
 test/core.interaction.tests.js | 51 ---------------------
 4 files changed, 154 deletions(-)

diff --git a/src/core/core.element.js b/src/core/core.element.js
index 778f4119443..d8dc57208a4 100644
--- a/src/core/core.element.js
+++ b/src/core/core.element.js
@@ -88,24 +88,6 @@ module.exports = function(Chart) {
 
 		hasValue: function() {
 			return helpers.isNumber(this._model.x) && helpers.isNumber(this._model.y);
-		},
-
-
-		skipIndexAdjustment: function(config) {
-			var moreThanOneAxes = config.options.scales.xAxes.length > 1;
-			var min = config.options.scales.xAxes[0].ticks.min;
-			return this._adjustedIndex || min === undefined || moreThanOneAxes;
-		},
-
-		adjustIndex: function(config) {
-			var min = config.options.scales.xAxes[0].ticks.min;
-
-			if (this.skipIndexAdjustment(config)) {
-				return;
-			}
-
-			this._index -= config.data.labels.indexOf(min);
-			this._adjustedIndex = true;
 		}
 	});
 
diff --git a/src/core/core.interaction.js b/src/core/core.interaction.js
index e3bd4bac6be..aacdda19c38 100644
--- a/src/core/core.interaction.js
+++ b/src/core/core.interaction.js
@@ -21,7 +21,6 @@ module.exports = function(Chart) {
 			for (j = 0, jlen = meta.data.length; j < jlen; ++j) {
 				var element = meta.data[j];
 				if (!element._view.skip) {
-					element.adjustIndex(chart.config);
 					handler(element);
 				}
 			}
diff --git a/test/core.element.tests.js b/test/core.element.tests.js
index d18685dca3a..7d194562e73 100644
--- a/test/core.element.tests.js
+++ b/test/core.element.tests.js
@@ -42,88 +42,4 @@ describe('Core element tests', function() {
 			colorProp: 'rgb(64, 64, 0)',
 		});
 	});
-
-	it ('should adjust the index of the element passed in', function() {
-		var chartConfig = {
-			options: {
-				scales: {
-					xAxes: [{
-						ticks: {
-							min: 'Point 2'
-						}
-					}]
-				}
-			},
-			data: {
-				labels: ['Point 1', 'Point 2', 'Point 3']
-			}
-		};
-
-		var element = new Chart.Element({
-			_index: 1
-		});
-
-		element.adjustIndex(chartConfig);
-
-		expect(element._adjustedIndex).toEqual(true);
-		expect(element._index).toEqual(0);
-	});
-
-	describe ('skipIndexAdjustment method', function() {
-		var element;
-
-		beforeEach(function() {
-			element = new Chart.Element({});
-		});
-
-		it ('should return true when min is undefined', function() {
-			var chartConfig = {
-				options: {
-					scales: {
-						xAxes: [{
-							ticks: {
-								min: undefined
-							}
-						}]
-					}
-				}
-			};
-			expect(element.skipIndexAdjustment(chartConfig)).toEqual(true);
-		});
-
-		it ('should return true when index is already adjusted (_adjustedIndex = true)', function() {
-			var chartConfig = {
-				options: {
-					scales: {
-						xAxes: [{
-							ticks: {
-								min: 'Point 1'
-							}
-						}]
-					}
-				}
-			};
-			element._adjustedIndex = true;
-			expect(element.skipIndexAdjustment(chartConfig)).toEqual(true);
-		});
-
-		it ('should return true when more than one xAxes is defined', function() {
-			var chartConfig = {
-				options: {
-					scales: {
-						xAxes: [{
-							ticks: {
-								min: 'Point 1'
-							}
-						}, {
-							ticks: {
-								min: 'Point 2'
-							}
-						}]
-					}
-				}
-			};
-			expect(element.skipIndexAdjustment(chartConfig)).toEqual(true);
-		});
-	});
 });
diff --git a/test/core.interaction.tests.js b/test/core.interaction.tests.js
index 9d704ad342d..7d8e339caf9 100644
--- a/test/core.interaction.tests.js
+++ b/test/core.interaction.tests.js
@@ -43,57 +43,6 @@ describe('Core.Interaction', function() {
 			expect(elements).toEqual([point, meta1.data[1]]);
 		});
 
-		it ('should start at index 0 within sliced dataset when min is defined', function() {
-			var chartInstance = window.acquireChart({
-				type: 'line',
-				options: {
-					scales: {
-						xAxes: [{
-							ticks: {
-								min: 'March',
-								max: 'May'
-							},
-							categoryPercentage: 1,
-							barPercentage: 1,
-						}]
-					}
-				},
-				data: {
-					datasets: [{
-						label: 'Dataset 1',
-						data: [10, 30, 39, 20, 25, 34, 1],
-					}, {
-						label: 'Dataset 2',
-						data: [10, 30, 39, 20, 25, 34, 1],
-					}],
-					labels: ['January', 'February', 'March', 'April', 'May', 'June', 'July'],
-				}
-			});
-
-			// Trigger an event over top of the
-			var meta0 = chartInstance.getDatasetMeta(0);
-			var point = meta0.data[2];
-
-			var node = chartInstance.chart.canvas;
-			var rect = node.getBoundingClientRect();
-
-			var evt = {
-				view: window,
-				bubbles: true,
-				cancelable: true,
-				clientX: rect.left + point._model.x,
-				clientY: rect.top + point._model.y,
-				currentTarget: node
-			};
-
-			var elements = Chart.Interaction.modes.point(chartInstance, evt);
-
-			elements.forEach(function(element) {
-				expect(element._index).toEqual(0);
-				expect(element._adjustedIndex).toBeTruthy();
-			});
-		});
-
 		it ('should return an empty array when no items are found', function() {
 			var chartInstance = window.acquireChart({
 				type: 'line',