import popper.js

Signed-off-by: Nico Schottelius <nico@nico-notebook.schottelius.org>

assets/u/static/popper.js-1.16.0/packages/popper/tests/unit/getBoundaries.padding.js

@@ -0,0 +1,72 @@
+import getBoundaries from '../../src/utils/getBoundaries';
+
+describe('utils/getBoundaries-padding-offset', () => {
+  let node;
+
+  beforeEach(() => {
+    node = document.createElement('div');    
+    document.body.appendChild(node);   
+  });
+
+  afterEach(() => {
+    document.body.removeChild(node);
+  });
+
+  function expectBoundary(result, expected) {
+    const tolerance = 2;
+    expect(Math.abs(result.top - expected.top) <= tolerance).toBeTruthy();
+    expect(Math.abs(result.right - expected.right) <= tolerance).toBeTruthy();
+    expect(Math.abs(result.bottom - expected.bottom) <= tolerance).toBeTruthy();
+    expect(Math.abs(result.left - expected.left) <= tolerance).toBeTruthy();
+  }
+
+  it('returns a boundary with a single value padding offset.', () => {
+    const padding = 50;
+    const result = getBoundaries(null, null, padding, 'viewport', true);
+    expectBoundary(result, {
+      top: 50,
+      right: window.innerWidth - 50,
+      bottom: window.innerHeight - 50,
+      left: 50,
+    });
+  });
+
+  it('returns a boundary with a top and left componentized padding offset.', () => {
+    const padding = { 
+      top: 50,
+      left: 100,
+    };
+    const result = getBoundaries(null, null, padding, 'viewport', true);
+    expectBoundary(result, {
+      top: 50,
+      right: window.innerWidth,
+      bottom: window.innerHeight,
+      left: 100,
+    });
+  });
+
+  it('returns a boundary with a bottom and right componentized padding offset.', () => {
+    const padding = { 
+      bottom: 50,
+      right: 85,
+    };
+    const result = getBoundaries(null, null, padding, 'viewport', true);
+    expectBoundary(result, {
+      top: 0,
+      right: window.innerWidth - 85,
+      bottom: window.innerHeight - 50,
+      left: 0,
+    });
+  });
+
+  it('returns a boundary with a null padding offset.', () => {
+    const padding = null;
+    const result = getBoundaries(null, null, padding, 'viewport', true);
+    expectBoundary(result, {
+      top: 0,
+      right: window.innerWidth,
+      bottom: window.innerHeight,
+      left: 0,
+    });
+  });
+});