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nv/html/dwv/tests/image/geometry.test.js

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+/**
+ * Tests for the 'image/geometry.js' file.
+ */
+/** @module tests/image */
+// Do not warn if these variables were not defined before.
+/* global QUnit */
+QUnit.module("geometry");
+
+/**
+ * Tests for {@link dwv.image.Size}.
+ * @function module:tests/image~size
+ */
+QUnit.test("Test Size.", function (assert) {
+    var size0 = new dwv.image.Size(2, 3, 4);
+    // test its values
+    assert.equal( size0.getNumberOfColumns(), 2, "getNumberOfColumns" );
+    assert.equal( size0.getNumberOfRows(), 3, "getNumberOfRows" );
+    assert.equal( size0.getNumberOfSlices(), 4, "getNumberOfSlices" );
+    assert.equal( size0.getSliceSize(), 6, "getSliceSize" );
+    assert.equal( size0.getTotalSize(), 24, "getTotalSize" );
+    // defaults
+    var size00 = new dwv.image.Size(2, 3);
+    assert.equal( size00.getNumberOfSlices(), 1, "getNumberOfSlices default" );
+    // equality
+    assert.equal( size0.equals(size0), 1, "equals self true" );
+    var size1 = new dwv.image.Size(2, 3, 4);
+    assert.equal( size0.equals(size1), 1, "equals true" );
+    var size2 = new dwv.image.Size(3, 3, 4);
+    assert.equal( size0.equals(size2), 0, "equals false" );
+    // is in bounds
+    assert.equal( size0.isInBounds(0,0,0), 1, "isInBounds 0,0,0" );
+    assert.equal( size0.isInBounds(0,0), 1, "isInBounds 0,0" );
+    assert.equal( size0.isInBounds(1,2,3), 1, "isInBounds max" );
+    assert.equal( size0.isInBounds(2,3,4), 0, "isInBounds too big" );
+    assert.equal( size0.isInBounds(-1,2,3), 0, "isInBounds too small" );
+});
+
+/**
+ * Tests for {@link dwv.image.Spacing}.
+ * @function module:tests/image~spacing
+ */
+QUnit.test("Test Spacing.", function (assert) {
+    var spacing0 = new dwv.image.Spacing(2, 3, 4);
+    // test its values
+    assert.equal( spacing0.getColumnSpacing(), 2, "getColumnSpacing" );
+    assert.equal( spacing0.getRowSpacing(), 3, "getRowSpacing" );
+    assert.equal( spacing0.getSliceSpacing(), 4, "getSliceSpacing" );
+    // equality
+    assert.equal( spacing0.equals(spacing0), 1, "equals self true" );
+    var spacing1 = new dwv.image.Spacing(2, 3, 4);
+    assert.equal( spacing0.equals(spacing1), 1, "equals true" );
+    var spacing2 = new dwv.image.Spacing(3, 3, 4);
+    assert.equal( spacing0.equals(spacing2), 0, "equals false" );
+});