feat(pipes): add number (decimal, percent, currency) pipes

2015-07-04 22:25:43 +04:30
parent b54e7214f0
commit 3143d188ae
11 changed files with 368 additions and 1 deletions
@@ -0,0 +1,82 @@
+import {ddescribe, describe, it, iit, xit, expect, beforeEach, afterEach} from 'angular2/test_lib';
+
+import {
+  DecimalPipe,
+  PercentPipe,
+  CurrencyPipe
+} from 'angular2/src/change_detection/pipes/number_pipe';
+
+export function main() {
+  describe("DecimalPipe", () => {
+    var pipe;
+
+    beforeEach(() => { pipe = new DecimalPipe(); });
+
+    describe("supports", () => {
+      it("should support numbers", () => { expect(pipe.supports(123.0)).toBe(true); });
+
+      it("should not support other objects", () => {
+        expect(pipe.supports(new Object())).toBe(false);
+        expect(pipe.supports('str')).toBe(false);
+        expect(pipe.supports(null)).toBe(false);
+      });
+    });
+
+    describe("transform", () => {
+      it('should return correct value', () => {
+        expect(pipe.transform(12345, [])).toEqual('12,345');
+        expect(pipe.transform(123, ['.2'])).toEqual('123.00');
+        expect(pipe.transform(1, ['3.'])).toEqual('001');
+        expect(pipe.transform(1.1, ['3.4-5'])).toEqual('001.1000');
+        expect(pipe.transform(1.123456, ['3.4-5'])).toEqual('001.12346');
+        expect(pipe.transform(1.1234, [])).toEqual('1.123');
+      });
+    });
+  });
+
+  describe("PercentPipe", () => {
+    var pipe;
+
+    beforeEach(() => { pipe = new PercentPipe(); });
+
+    describe("supports", () => {
+      it("should support numbers", () => { expect(pipe.supports(123.0)).toBe(true); });
+
+      it("should not support other objects", () => {
+        expect(pipe.supports(new Object())).toBe(false);
+        expect(pipe.supports('str')).toBe(false);
+        expect(pipe.supports(null)).toBe(false);
+      });
+    });
+
+    describe("transform", () => {
+      it('should return correct value', () => {
+        expect(pipe.transform(1.23, [])).toEqual('123%');
+        expect(pipe.transform(1.2, ['.2'])).toEqual('120.00%');
+      });
+    });
+  });
+
+  describe("CurrencyPipe", () => {
+    var pipe;
+
+    beforeEach(() => { pipe = new CurrencyPipe(); });
+
+    describe("supports", () => {
+      it("should support numbers", () => { expect(pipe.supports(123.0)).toBe(true); });
+
+      it("should not support other objects", () => {
+        expect(pipe.supports(new Object())).toBe(false);
+        expect(pipe.supports('str')).toBe(false);
+        expect(pipe.supports(null)).toBe(false);
+      });
+    });
+
+    describe("transform", () => {
+      it('should return correct value', () => {
+        expect(pipe.transform(123, [])).toEqual('USD123');
+        expect(pipe.transform(12, ['EUR', false, '.2'])).toEqual('EUR12.00');
+      });
+    });
+  });
+}