svnno****@sourc*****
svnno****@sourc*****
2011年 1月 18日 (火) 23:08:16 JST
ForkRevision: 2309
http://sourceforge.jp/projects/sie/svn/view?view=rev&revision=2309
Author: dhrname
Date: 2011-01-18 23:08:16 +0900 (Tue, 18 Jan 2011)
Log Message:
-----------
createSVGMatrixメソッドとmultiplyメソッドのチェックを開始
Modified Paths:
--------------
trunk/Spec/SvgDomSpec.js
Modified: trunk/Spec/SvgDomSpec.js
===================================================================
--- trunk/Spec/SvgDomSpec.js 2011-01-17 14:41:02 UTC (rev 2308)
+++ trunk/Spec/SvgDomSpec.js 2011-01-18 14:08:16 UTC (rev 2309)
@@ -75,6 +75,7 @@
*/
describe("SVG Spec in JavaScript", function() {
+ /*Refer to W3C SVG1.1 (second edition)*/
var doc, svg;
beforeEach(function() {
/*前もって実行しておく変数(The variable 'doc' is a document node, and the 'svg' is a root element node.)*/
@@ -165,36 +166,81 @@
}
t = null;
});
- describe("SVG Unit :: SVG Matrix", function() {
- var s;
- beforeEach(function() {
- s = svg.createSVGMatrix();
- });
- it("for the default value on the property of SVGMtrix", function() {
- /*See http://www.w3.org/TR/SVG/struct.html#InterfaceSVGSVGElement
- * The object is initialized to the identity matrix.
- */
- expect(s.a).toEqual(1);
- expect(s.b).toEqual(0);
- expect(s.c).toEqual(0);
- expect(s.d).toEqual(1);
- expect(s.e).toEqual(0);
- expect(s.f).toEqual(0);
- });
- /*境界条件を調べておく (limit value analysis)*/
- it("should be this for the value, when it calls a 'multiply' method", function() {
- var t = [Number.MAX_VALUE, Number.MIN_VALUE, 0, Number.MAX_VALUE/2, Number.MIN_VALUE/2];
- for (var i=0,tli=t.length;i<tli;++i) {
- var n = svg.createSVGMatrix();
- n.a = t[i];
- n.b = t[i];
- n.c = t[i];
- n.d = t[i];
- n.e = t[i];
- s.multiply(n);
- }
- t = null;
- });
+ });
+ describe("SVG Unit :: SVG Matrix", function() {
+ var s;
+ beforeEach(function() {
+ s = svg.createSVGMatrix();
});
+ it("for the default value on the property of SVGMtrix", function() {
+ /*See http://www.w3.org/TR/SVG/struct.html#InterfaceSVGSVGElement
+ * *The object is initialized to the identity matrix.
+ *以下では、createSVGElementが単位行列を返しているかどうかをチェック
+ */
+ expect(s.a).toEqual(1);
+ expect(s.b).toEqual(0);
+ expect(s.c).toEqual(0);
+ expect(s.d).toEqual(1);
+ expect(s.e).toEqual(0);
+ expect(s.f).toEqual(0);
+ });
+ /*境界条件を調べておく (limit value analysis)*/
+ it("should be this for the value, when it calls a 'multiply' method", function() {
+ var t = [Number.MAX_VALUE, Number.MIN_VALUE, 0, Number.MAX_VALUE/2, Number.MIN_VALUE/2, 0];
+ for (var i=0,tli=t.length;i<tli;++i) {
+ var n = svg.createSVGMatrix();
+ n.a = t[i];
+ n.b = t[i];
+ n.c = t[i];
+ n.d = t[i];
+ n.e = t[i];
+ s.multiply(n);
+ n = null;
+ }
+ t = null;
+ });
+ it("should return the SVGMatrix Object, when it calls a 'multiply' method", function() {
+ var t = s.multiply(svg.createSVGMatrix());
+ expect(t.a).toEqual(1);
+ expect(t.b).toEqual(0);
+ expect(t.c).toEqual(0);
+ expect(t.d).toEqual(1);
+ expect(t.e).toEqual(0);
+ expect(t.f).toEqual(0);
+ /*See http://www.w3.org/TR/SVG/coords.html#InterfaceSVGMatrix
+ * *..returning the resulting new matrix.
+ *以下では新しいSVGMatrixオブジェクトを返しているかどうかをチェック
+ */
+ expect(t).toNotBe(s);
+ });
+ /*同値分割をして、有効同値クラスを調べておく (Equivalence partitioning, the following is the valid partion)*/
+ it("should be this for the value", function() {
+ var t = [Math.PI, 10/3], num = (t[0]+"").length - 1; //無理数を作って、ぎりぎりの有効数字の桁数numをはじき出しておく
+ for (var i=1;i<num;++i) {
+ t[t.length] = Math.pow(10, i);
+ t[t.length] = Math.pow(10, -i);
+ t[t.length] = Math.pow(10, i);
+ t[t.length] = Math.pow(10, -i);
+ }
+ for (var i=0,tli=t.length;i<tli;++i) {
+ var n = svg.createSVGMatrix(), ti = t[i];
+ n.a = ti;
+ n.b = ti;
+ n.c = ti;
+ n.d = ti;
+ n.e = ti;
+ n.f = ti;
+ var d = n.multiply(s);
+ /*注:sが単位行列であることに注意すること (Note that the variable 's' is a identity matrix)*/
+ expect(d.a).toEqual(ti);
+ expect(d.b).toEqual(ti);
+ expect(d.c).toEqual(ti);
+ expect(d.d).toEqual(ti);
+ expect(d.e).toEqual(ti);
+ expect(d.f).toEqual(ti);
+ n = d = null;
+ }
+ t = null;
+ });
});
});
\ No newline at end of file