Merge master to develop

lib/features/modeling/behavior/ResizeBehavior.js

@@ -2,7 +2,14 @@ import { is } from '../../../util/ModelUtil';
 
 import { isExpanded } from '../../../util/DiUtil';
 
-import { getParticipantResizeConstraints } from './util/ResizeUtil';
+import {
+  asTRBL
+} from 'diagram-js/lib/layout/LayoutUtil';
+
+import {
+  collectLanes,
+  getLanesRoot
+} from '../util/LaneUtil';
 
 var HIGH_PRIORITY = 1500;
 
@@ -14,7 +21,6 @@ export var SUB_PROCESS_MIN_DIMENSIONS = { width: 140, height: 120 };
 
 export var TEXT_ANNOTATION_MIN_DIMENSIONS = { width: 50, height: 30 };
 
-
 /**
  * Set minimum bounds/resize constraints on resize.
  *
@@ -45,4 +51,124 @@ export default function ResizeBehavior(eventBus) {
   });
 }
 
-ResizeBehavior.$inject = [ 'eventBus' ];
+ResizeBehavior.$inject = [ 'eventBus' ];
+
+
+var abs = Math.abs,
+    min = Math.min,
+    max = Math.max;
+
+
+function addToTrbl(trbl, attr, value, choice) {
+  var current = trbl[attr];
+
+  // make sure to set the value if it does not exist
+  // or apply the correct value by comparing against
+  // choice(value, currentValue)
+  trbl[attr] = current === undefined ? value : choice(value, current);
+}
+
+function addMin(trbl, attr, value) {
+  return addToTrbl(trbl, attr, value, min);
+}
+
+function addMax(trbl, attr, value) {
+  return addToTrbl(trbl, attr, value, max);
+}
+
+var LANE_RIGHT_PADDING = 20,
+    LANE_LEFT_PADDING = 50,
+    LANE_TOP_PADDING = 20,
+    LANE_BOTTOM_PADDING = 20;
+
+export function getParticipantResizeConstraints(laneShape, resizeDirection, balanced) {
+  var lanesRoot = getLanesRoot(laneShape);
+
+  var isFirst = true,
+      isLast = true;
+
+  // max top/bottom size for lanes
+  var allLanes = collectLanes(lanesRoot, [ lanesRoot ]);
+
+  var laneTrbl = asTRBL(laneShape);
+
+  var maxTrbl = {},
+      minTrbl = {};
+
+  if (/e/.test(resizeDirection)) {
+    minTrbl.right = laneTrbl.left + LANE_MIN_DIMENSIONS.width;
+  } else
+  if (/w/.test(resizeDirection)) {
+    minTrbl.left = laneTrbl.right - LANE_MIN_DIMENSIONS.width;
+  }
+
+  allLanes.forEach(function(other) {
+
+    var otherTrbl = asTRBL(other);
+
+    if (/n/.test(resizeDirection)) {
+
+      if (otherTrbl.top < (laneTrbl.top - 10)) {
+        isFirst = false;
+      }
+
+      // max top size (based on next element)
+      if (balanced && abs(laneTrbl.top - otherTrbl.bottom) < 10) {
+        addMax(maxTrbl, 'top', otherTrbl.top + LANE_MIN_DIMENSIONS.height);
+      }
+
+      // min top size (based on self or nested element)
+      if (abs(laneTrbl.top - otherTrbl.top) < 5) {
+        addMin(minTrbl, 'top', otherTrbl.bottom - LANE_MIN_DIMENSIONS.height);
+      }
+    }
+
+    if (/s/.test(resizeDirection)) {
+
+      if (otherTrbl.bottom > (laneTrbl.bottom + 10)) {
+        isLast = false;
+      }
+
+      // max bottom size (based on previous element)
+      if (balanced && abs(laneTrbl.bottom - otherTrbl.top) < 10) {
+        addMin(maxTrbl, 'bottom', otherTrbl.bottom - LANE_MIN_DIMENSIONS.height);
+      }
+
+      // min bottom size (based on self or nested element)
+      if (abs(laneTrbl.bottom - otherTrbl.bottom) < 5) {
+        addMax(minTrbl, 'bottom', otherTrbl.top + LANE_MIN_DIMENSIONS.height);
+      }
+    }
+  });
+
+  // max top/bottom/left/right size based on flow nodes
+  var flowElements = lanesRoot.children.filter(function(s) {
+    return !s.hidden && !s.waypoints && (is(s, 'bpmn:FlowElement') || is(s, 'bpmn:Artifact'));
+  });
+
+  flowElements.forEach(function(flowElement) {
+
+    var flowElementTrbl = asTRBL(flowElement);
+
+    if (isFirst && /n/.test(resizeDirection)) {
+      addMin(minTrbl, 'top', flowElementTrbl.top - LANE_TOP_PADDING);
+    }
+
+    if (/e/.test(resizeDirection)) {
+      addMax(minTrbl, 'right', flowElementTrbl.right + LANE_RIGHT_PADDING);
+    }
+
+    if (isLast && /s/.test(resizeDirection)) {
+      addMax(minTrbl, 'bottom', flowElementTrbl.bottom + LANE_BOTTOM_PADDING);
+    }
+
+    if (/w/.test(resizeDirection)) {
+      addMin(minTrbl, 'left', flowElementTrbl.left - LANE_LEFT_PADDING);
+    }
+  });
+
+  return {
+    min: minTrbl,
+    max: maxTrbl
+  };
+}

lib/features/modeling/behavior/util/ResizeUtil.js

@@ -1,132 +1 @@
-import { is } from '../../../../util/ModelUtil';
-
-import {
-  asTRBL
-} from 'diagram-js/lib/layout/LayoutUtil';
-
-import {
-  collectLanes,
-  getLanesRoot
-} from '../../../modeling/util/LaneUtil';
-
-import { LANE_MIN_DIMENSIONS } from '../ResizeBehavior';
-
-var abs = Math.abs,
-    min = Math.min,
-    max = Math.max;
-
-
-function addToTrbl(trbl, attr, value, choice) {
-  var current = trbl[attr];
-
-  // make sure to set the value if it does not exist
-  // or apply the correct value by comparing against
-  // choice(value, currentValue)
-  trbl[attr] = current === undefined ? value : choice(value, current);
-}
-
-function addMin(trbl, attr, value) {
-  return addToTrbl(trbl, attr, value, min);
-}
-
-function addMax(trbl, attr, value) {
-  return addToTrbl(trbl, attr, value, max);
-}
-
-var LANE_RIGHT_PADDING = 20,
-    LANE_LEFT_PADDING = 50,
-    LANE_TOP_PADDING = 20,
-    LANE_BOTTOM_PADDING = 20;
-
-
-export function getParticipantResizeConstraints(laneShape, resizeDirection, balanced) {
-  var lanesRoot = getLanesRoot(laneShape);
-
-  var isFirst = true,
-      isLast = true;
-
-  // max top/bottom size for lanes
-  var allLanes = collectLanes(lanesRoot, [ lanesRoot ]);
-
-  var laneTrbl = asTRBL(laneShape);
-
-  var maxTrbl = {},
-      minTrbl = {};
-
-  if (/e/.test(resizeDirection)) {
-    minTrbl.right = laneTrbl.left + LANE_MIN_DIMENSIONS.width;
-  } else
-  if (/w/.test(resizeDirection)) {
-    minTrbl.left = laneTrbl.right - LANE_MIN_DIMENSIONS.width;
-  }
-
-  allLanes.forEach(function(other) {
-
-    var otherTrbl = asTRBL(other);
-
-    if (/n/.test(resizeDirection)) {
-
-      if (otherTrbl.top < (laneTrbl.top - 10)) {
-        isFirst = false;
-      }
-
-      // max top size (based on next element)
-      if (balanced && abs(laneTrbl.top - otherTrbl.bottom) < 10) {
-        addMax(maxTrbl, 'top', otherTrbl.top + LANE_MIN_DIMENSIONS.height);
-      }
-
-      // min top size (based on self or nested element)
-      if (abs(laneTrbl.top - otherTrbl.top) < 5) {
-        addMin(minTrbl, 'top', otherTrbl.bottom - LANE_MIN_DIMENSIONS.height);
-      }
-    }
-
-    if (/s/.test(resizeDirection)) {
-
-      if (otherTrbl.bottom > (laneTrbl.bottom + 10)) {
-        isLast = false;
-      }
-
-      // max bottom size (based on previous element)
-      if (balanced && abs(laneTrbl.bottom - otherTrbl.top) < 10) {
-        addMin(maxTrbl, 'bottom', otherTrbl.bottom - LANE_MIN_DIMENSIONS.height);
-      }
-
-      // min bottom size (based on self or nested element)
-      if (abs(laneTrbl.bottom - otherTrbl.bottom) < 5) {
-        addMax(minTrbl, 'bottom', otherTrbl.top + LANE_MIN_DIMENSIONS.height);
-      }
-    }
-  });
-
-  // max top/bottom/left/right size based on flow nodes
-  var flowElements = lanesRoot.children.filter(function(s) {
-    return !s.hidden && !s.waypoints && (is(s, 'bpmn:FlowElement') || is(s, 'bpmn:Artifact'));
-  });
-
-  flowElements.forEach(function(flowElement) {
-
-    var flowElementTrbl = asTRBL(flowElement);
-
-    if (isFirst && /n/.test(resizeDirection)) {
-      addMin(minTrbl, 'top', flowElementTrbl.top - LANE_TOP_PADDING);
-    }
-
-    if (/e/.test(resizeDirection)) {
-      addMax(minTrbl, 'right', flowElementTrbl.right + LANE_RIGHT_PADDING);
-    }
-
-    if (isLast && /s/.test(resizeDirection)) {
-      addMax(minTrbl, 'bottom', flowElementTrbl.bottom + LANE_BOTTOM_PADDING);
-    }
-
-    if (/w/.test(resizeDirection)) {
-      addMin(minTrbl, 'left', flowElementTrbl.left - LANE_LEFT_PADDING);
-    }
-  });
-
-  return {
-    min: minTrbl,
-    max: maxTrbl
-  };
-}
+export { getParticipantResizeConstraints } from '../ResizeBehavior';

test/spec/features/modeling/behavior/ResizeBehaviorSpec.js

@@ -13,6 +13,10 @@ import {
   createCanvasEvent as canvasEvent
 } from '../../../../util/MockEvents';
 
+import {
+  getParticipantResizeConstraints
+} from 'lib/features/modeling/behavior/ResizeBehavior';
+
 var testModules = [
   coreModule,
   modelingModule,
@@ -255,4 +259,280 @@ describe('features/modeling - resize behavior', function() {
 
   });
 
+});
+
+
+var LANE_MIN_HEIGHT = 60,
+    LANE_RIGHT_PADDING = 20,
+    LANE_LEFT_PADDING = 50,
+    LANE_TOP_PADDING = 20,
+    LANE_BOTTOM_PADDING = 20;
+
+describe('modeling/behavior - resize behavior - utilities', function() {
+
+  describe('#getParticipantResizeConstraints', function() {
+
+    describe('lanes', function() {
+
+      var diagramXML = require('./ResizeBehavior.utility.lanes.bpmn');
+
+      beforeEach(bootstrapModeler(diagramXML, { modules: [ coreModule ] }));
+
+
+      it('resize participant (S)', inject(function(elementRegistry) {
+
+        // given
+        var resizeShape = elementRegistry.get('Participant_Lane'),
+            otherLaneShape = elementRegistry.get('Lane_B');
+
+        // when
+        var sizeConstraints = getParticipantResizeConstraints(resizeShape, 's');
+
+        // then
+        expect(sizeConstraints).to.eql({
+          min: {
+            bottom: otherLaneShape.y + LANE_MIN_HEIGHT
+          },
+          max: {}
+        });
+
+      }));
+
+
+      it('bottom lane (S)', inject(function(elementRegistry) {
+
+        // given
+        var resizeShape = elementRegistry.get('Lane_B'),
+            otherLaneShape = elementRegistry.get('Lane_B');
+
+        // when
+        var sizeConstraints = getParticipantResizeConstraints(resizeShape, 's');
+
+        // then
+        expect(sizeConstraints).to.eql({
+          min: {
+            bottom: otherLaneShape.y + LANE_MIN_HEIGHT
+          },
+          max: {}
+        });
+
+      }));
+
+
+      it('resize participant (N)', inject(function(elementRegistry) {
+
+        // given
+        var resizeShape = elementRegistry.get('Participant_Lane'),
+            otherLaneShape = elementRegistry.get('Nested_Lane_A');
+
+        // when
+        var sizeConstraints = getParticipantResizeConstraints(resizeShape, 'n');
+
+        // then
+        expect(sizeConstraints).to.eql({
+          min: {
+            top: otherLaneShape.y + otherLaneShape.height - LANE_MIN_HEIGHT
+          },
+          max: {}
+        });
+
+      }));
+
+
+      it('resize top lane (N)', inject(function(elementRegistry) {
+
+        // given
+        var resizeShape = elementRegistry.get('Lane_A'),
+            otherLaneShape = elementRegistry.get('Nested_Lane_A');
+
+        // when
+        var sizeConstraints = getParticipantResizeConstraints(resizeShape, 'n');
+
+        // then
+        expect(sizeConstraints).to.eql({
+          min: {
+            top: otherLaneShape.y + otherLaneShape.height - LANE_MIN_HEIGHT
+          },
+          max: {}
+        });
+
+      }));
+
+
+      it('resize middle lane (N)', inject(function(elementRegistry) {
+
+        // given
+        var resizeShape = elementRegistry.get('Nested_Lane_B'),
+            aboveLaneShape = elementRegistry.get('Nested_Lane_A');
+
+        // when
+        var sizeConstraints = getParticipantResizeConstraints(resizeShape, 'n', true);
+
+        // then
+        expect(sizeConstraints).to.eql({
+          min: {
+            top: resizeShape.y + resizeShape.height - LANE_MIN_HEIGHT
+          },
+          max: {
+            top: aboveLaneShape.y + LANE_MIN_HEIGHT
+          }
+        });
+
+      }));
+
+
+      it('resize middle lane (S)', inject(function(elementRegistry) {
+
+        // given
+        var resizeShape = elementRegistry.get('Nested_Lane_B'),
+            otherLaneShape = elementRegistry.get('Lane_B');
+
+        // when
+        var sizeConstraints = getParticipantResizeConstraints(resizeShape, 's', true);
+
+        // then
+        expect(sizeConstraints).to.eql({
+          min: {
+            bottom: resizeShape.y + LANE_MIN_HEIGHT
+          },
+          max: {
+            bottom: otherLaneShape.y + otherLaneShape.height - LANE_MIN_HEIGHT
+          }
+        });
+
+      }));
+
+    });
+
+
+    describe('flowNodes', function() {
+
+      var diagramXML = require('./ResizeBehavior.utility.lanes-flowNodes.bpmn');
+
+      beforeEach(bootstrapModeler(diagramXML, { modules: [ coreModule ] }));
+
+
+      it('resize participant (S)', inject(function(elementRegistry) {
+
+        // given
+        var resizeShape = elementRegistry.get('Participant_Lane'),
+            taskShape = elementRegistry.get('Task');
+
+        // when
+        var sizeConstraints = getParticipantResizeConstraints(resizeShape, 's');
+
+        // then
+        expect(sizeConstraints).to.eql({
+          min: {
+            bottom: taskShape.y + taskShape.height + LANE_BOTTOM_PADDING
+          },
+          max: {}
+        });
+
+      }));
+
+
+      it('bottom lane (S)', inject(function(elementRegistry) {
+
+        // given
+        var resizeShape = elementRegistry.get('Lane_B'),
+            taskShape = elementRegistry.get('Task');
+
+        // when
+        var sizeConstraints = getParticipantResizeConstraints(resizeShape, 's');
+
+        // then
+        expect(sizeConstraints).to.eql({
+          min: {
+            bottom: taskShape.y + taskShape.height + LANE_BOTTOM_PADDING
+          },
+          max: {}
+        });
+
+      }));
+
+
+      it('resize participant (N)', inject(function(elementRegistry) {
+
+        // given
+        var resizeShape = elementRegistry.get('Participant_Lane'),
+            taskShape = elementRegistry.get('Task_Boundary');
+
+        // when
+        var sizeConstraints = getParticipantResizeConstraints(resizeShape, 'n');
+
+        // then
+        expect(sizeConstraints).to.eql({
+          min: {
+            top: taskShape.y - LANE_TOP_PADDING
+          },
+          max: {}
+        });
+
+      }));
+
+
+      it('resize top lane (N)', inject(function(elementRegistry) {
+
+        // given
+        var resizeShape = elementRegistry.get('Lane_A'),
+            taskShape = elementRegistry.get('Task_Boundary');
+
+        // when
+        var sizeConstraints = getParticipantResizeConstraints(resizeShape, 'n');
+
+        // then
+        expect(sizeConstraints).to.eql({
+          min: {
+            top: taskShape.y - LANE_TOP_PADDING
+          },
+          max: {}
+        });
+
+      }));
+
+
+      it('resize lane (W)', inject(function(elementRegistry) {
+
+        // given
+        var resizeShape = elementRegistry.get('Nested_Lane_B'),
+            otherShape = elementRegistry.get('Boundary_label');
+
+        // when
+        var sizeConstraints = getParticipantResizeConstraints(resizeShape, 'w');
+
+        // then
+        expect(sizeConstraints).to.eql({
+          min: {
+            left: otherShape.x - LANE_LEFT_PADDING
+          },
+          max: { }
+        });
+
+      }));
+
+
+      it('resize lane (E)', inject(function(elementRegistry) {
+
+        // given
+        var resizeShape = elementRegistry.get('Lane_B'),
+            otherShape = elementRegistry.get('Task');
+
+        // when
+        var sizeConstraints = getParticipantResizeConstraints(resizeShape, 'e');
+
+        // then
+        expect(sizeConstraints).to.eql({
+          min: {
+            right: otherShape.x + otherShape.width + LANE_RIGHT_PADDING
+          },
+          max: { }
+        });
+
+      }));
+
+    });
+
+  });
+
 });

test/spec/features/modeling/behavior/util/ResizeUtilSpec.js

@@ -1,282 +1,14 @@
 import {
-  bootstrapModeler,
-  inject
-} from 'test/TestHelper';
-
-import { getParticipantResizeConstraints } from 'lib/features/modeling/behavior/util/ResizeUtil';
-
-import coreModule from 'lib/core';
-
-var LANE_MIN_HEIGHT = 60,
-    LANE_RIGHT_PADDING = 20,
-    LANE_LEFT_PADDING = 50,
-    LANE_TOP_PADDING = 20,
-    LANE_BOTTOM_PADDING = 20;
+  getParticipantResizeConstraints
+} from 'lib/features/modeling/behavior/util/ResizeUtil';
 
 
 describe('modeling/behavior/util - Resize', function() {
 
   describe('#getParticipantResizeConstraints', function() {
 
-    describe('lanes', function() {
-
-      var diagramXML = require('./ResizeUtil.lanes.bpmn');
-
-      beforeEach(bootstrapModeler(diagramXML, { modules: [ coreModule ] }));
-
-
-      it('resize participant (S)', inject(function(elementRegistry) {
-
-        // given
-        var resizeShape = elementRegistry.get('Participant_Lane'),
-            otherLaneShape = elementRegistry.get('Lane_B');
-
-        // when
-        var sizeConstraints = getParticipantResizeConstraints(resizeShape, 's');
-
-        // then
-        expect(sizeConstraints).to.eql({
-          min: {
-            bottom: otherLaneShape.y + LANE_MIN_HEIGHT
-          },
-          max: {}
-        });
-
-      }));
-
-
-      it('bottom lane (S)', inject(function(elementRegistry) {
-
-        // given
-        var resizeShape = elementRegistry.get('Lane_B'),
-            otherLaneShape = elementRegistry.get('Lane_B');
-
-        // when
-        var sizeConstraints = getParticipantResizeConstraints(resizeShape, 's');
-
-        // then
-        expect(sizeConstraints).to.eql({
-          min: {
-            bottom: otherLaneShape.y + LANE_MIN_HEIGHT
-          },
-          max: {}
-        });
-
-      }));
-
-
-      it('resize participant (N)', inject(function(elementRegistry) {
-
-        // given
-        var resizeShape = elementRegistry.get('Participant_Lane'),
-            otherLaneShape = elementRegistry.get('Nested_Lane_A');
-
-        // when
-        var sizeConstraints = getParticipantResizeConstraints(resizeShape, 'n');
-
-        // then
-        expect(sizeConstraints).to.eql({
-          min: {
-            top: otherLaneShape.y + otherLaneShape.height - LANE_MIN_HEIGHT
-          },
-          max: {}
-        });
-
-      }));
-
-
-      it('resize top lane (N)', inject(function(elementRegistry) {
-
-        // given
-        var resizeShape = elementRegistry.get('Lane_A'),
-            otherLaneShape = elementRegistry.get('Nested_Lane_A');
-
-        // when
-        var sizeConstraints = getParticipantResizeConstraints(resizeShape, 'n');
-
-        // then
-        expect(sizeConstraints).to.eql({
-          min: {
-            top: otherLaneShape.y + otherLaneShape.height - LANE_MIN_HEIGHT
-          },
-          max: {}
-        });
-
-      }));
-
-
-      it('resize middle lane (N)', inject(function(elementRegistry) {
-
-        // given
-        var resizeShape = elementRegistry.get('Nested_Lane_B'),
-            aboveLaneShape = elementRegistry.get('Nested_Lane_A');
-
-        // when
-        var sizeConstraints = getParticipantResizeConstraints(resizeShape, 'n', true);
-
-        // then
-        expect(sizeConstraints).to.eql({
-          min: {
-            top: resizeShape.y + resizeShape.height - LANE_MIN_HEIGHT
-          },
-          max: {
-            top: aboveLaneShape.y + LANE_MIN_HEIGHT
-          }
-        });
-
-      }));
-
-
-      it('resize middle lane (S)', inject(function(elementRegistry) {
-
-        // given
-        var resizeShape = elementRegistry.get('Nested_Lane_B'),
-            otherLaneShape = elementRegistry.get('Lane_B');
-
-        // when
-        var sizeConstraints = getParticipantResizeConstraints(resizeShape, 's', true);
-
-        // then
-        expect(sizeConstraints).to.eql({
-          min: {
-            bottom: resizeShape.y + LANE_MIN_HEIGHT
-          },
-          max: {
-            bottom: otherLaneShape.y + otherLaneShape.height - LANE_MIN_HEIGHT
-          }
-        });
-
-      }));
-
-    });
-
-
-    describe('flowNodes', function() {
-
-      var diagramXML = require('./ResizeUtil.lanes-flowNodes.bpmn');
-
-      beforeEach(bootstrapModeler(diagramXML, { modules: [ coreModule ] }));
-
-
-      it('resize participant (S)', inject(function(elementRegistry) {
-
-        // given
-        var resizeShape = elementRegistry.get('Participant_Lane'),
-            taskShape = elementRegistry.get('Task');
-
-        // when
-        var sizeConstraints = getParticipantResizeConstraints(resizeShape, 's');
-
-        // then
-        expect(sizeConstraints).to.eql({
-          min: {
-            bottom: taskShape.y + taskShape.height + LANE_BOTTOM_PADDING
-          },
-          max: {}
-        });
-
-      }));
-
-
-      it('bottom lane (S)', inject(function(elementRegistry) {
-
-        // given
-        var resizeShape = elementRegistry.get('Lane_B'),
-            taskShape = elementRegistry.get('Task');
-
-        // when
-        var sizeConstraints = getParticipantResizeConstraints(resizeShape, 's');
-
-        // then
-        expect(sizeConstraints).to.eql({
-          min: {
-            bottom: taskShape.y + taskShape.height + LANE_BOTTOM_PADDING
-          },
-          max: {}
-        });
-
-      }));
-
-
-      it('resize participant (N)', inject(function(elementRegistry) {
-
-        // given
-        var resizeShape = elementRegistry.get('Participant_Lane'),
-            taskShape = elementRegistry.get('Task_Boundary');
-
-        // when
-        var sizeConstraints = getParticipantResizeConstraints(resizeShape, 'n');
-
-        // then
-        expect(sizeConstraints).to.eql({
-          min: {
-            top: taskShape.y - LANE_TOP_PADDING
-          },
-          max: {}
-        });
-
-      }));
-
-
-      it('resize top lane (N)', inject(function(elementRegistry) {
-
-        // given
-        var resizeShape = elementRegistry.get('Lane_A'),
-            taskShape = elementRegistry.get('Task_Boundary');
-
-        // when
-        var sizeConstraints = getParticipantResizeConstraints(resizeShape, 'n');
-
-        // then
-        expect(sizeConstraints).to.eql({
-          min: {
-            top: taskShape.y - LANE_TOP_PADDING
-          },
-          max: {}
-        });
-
-      }));
-
-
-      it('resize lane (W)', inject(function(elementRegistry) {
-
-        // given
-        var resizeShape = elementRegistry.get('Nested_Lane_B'),
-            otherShape = elementRegistry.get('Boundary_label');
-
-        // when
-        var sizeConstraints = getParticipantResizeConstraints(resizeShape, 'w');
-
-        // then
-        expect(sizeConstraints).to.eql({
-          min: {
-            left: otherShape.x - LANE_LEFT_PADDING
-          },
-          max: { }
-        });
-
-      }));
-
-
-      it('resize lane (E)', inject(function(elementRegistry) {
-
-        // given
-        var resizeShape = elementRegistry.get('Lane_B'),
-            otherShape = elementRegistry.get('Task');
-
-        // when
-        var sizeConstraints = getParticipantResizeConstraints(resizeShape, 'e');
-
-        // then
-        expect(sizeConstraints).to.eql({
-          min: {
-            right: otherShape.x + otherShape.width + LANE_RIGHT_PADDING
-          },
-          max: { }
-        });
-
-      }));
-
+    it('should expose', function() {
+      expect(getParticipantResizeConstraints).to.exist;
     });
 
   });