diff --git a/test/path.js b/test/path.js
index f400240..e5d6b8c 100644
--- a/test/path.js
+++ b/test/path.js
@@ -53,7 +53,7 @@ describe("Path methods", function () {
             alpha: 180
         });
     });
-    it("Savage.path.bezierBBox", function () {
+    it("Savage.path.bezierBBox - params", function () {
         var bbox = Savage.path.bezierBBox(10, 10, 10, 20, 110, 0, 110, 10);
         expect(bbox.cx).to.be(60);
         expect(bbox.cy).to.be(10);
@@ -62,6 +62,25 @@ describe("Path methods", function () {
         expect(bbox.width).to.be(100);
         expect(bbox.x2).to.be(110);
     });
+    it("Savage.path.bezierBBox - array", function () {
+        var bbox = Savage.path.bezierBBox([10, 10, 10, 20, 110, 0, 110, 10]);
+        expect(bbox.cx).to.be(60);
+        expect(bbox.cy).to.be(10);
+        expect(bbox.x).to.be(10);
+        expect(bbox.w).to.be(100);
+        expect(bbox.width).to.be(100);
+        expect(bbox.x2).to.be(110);
+    });
+    it("Savage.path.getBBox", function() {
+        // same as 10,20,30,40 rect
+        var bbox = Savage.path.getBBox("M10,20h30v40h-30z");
+        expect(bbox.x).to.eql(10);
+        expect(bbox.y).to.eql(20);
+        expect(bbox.width).to.eql(30);
+        expect(bbox.height).to.eql(40);
+        expect(bbox.x2).to.eql(10 + 30);
+        expect(bbox.y2).to.eql(20 + 40);
+    });
     it("Savage.path.isPointInsideBBox", function () {
         expect(Savage.path.isPointInsideBBox({x: 0, y: 0, width: 10, height: 10}, 5, 5)).to.be(true);
         expect(Savage.path.isPointInsideBBox({x: 0, y: 0, width: 10, height: 10}, 10, 5)).to.be(true);
diff --git a/test/primitives.js b/test/primitives.js
index 4eb2b8b..56303c6 100644
--- a/test/primitives.js
+++ b/test/primitives.js
@@ -94,6 +94,14 @@ describe("Primitives creation", function () {
         expect(C).to.not.be(null);
         expect(C.childNodes.length).to.be(2);
     });
+    it("creates and fills a group on creation", function () {
+        var circle1 = s.circle(10, 10, 10);
+        var circle2 = s.circle(20, 10, 10);
+        var group = s.g(circle1, circle2);
+        var groupEl = document.querySelector("g");
+        expect(groupEl).to.not.be(null);
+        expect(groupEl.childNodes.length).to.be(2);
+    });
     it("creates a text", function () {
         var c = s.text(10, 10, "test");
         var C = document.querySelector("text");
diff --git a/test/savage-tests.js b/test/savage-tests.js
index 432c60b..4e597b9 100644
--- a/test/savage-tests.js
+++ b/test/savage-tests.js
@@ -396,4 +396,18 @@ describe("Savage methods", function () {
         expect(bbox.x2).to.eql(10 + 30);
         expect(bbox.y2).to.eql(20 + 40);
     });
+    it("Savage.angle - 2 points", function() {
+        var angle = Savage.angle(0, 0, 10, 10);
+        expect(angle).to.not.be(0);
+        expect(angle % 45).to.be(0);
+        angle = Savage.angle(0, 0, 10, 0);
+        expect(angle % 90).to.be(0);
+    });
+    it("Savage.angle - 3 points", function() {
+        var angle = Savage.angle(10, 0, 0, 10, 0, 0);
+        expect(angle).to.not.be(0);
+        expect(angle % 45).to.be(0);
+        angle = Savage.angle(10, 0, 0, 10, 0, 0);
+        expect(Math.abs(angle)).to.be(90);
+    });
 });
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