feat(matchers): numeric matchers

The following matchers has been added:

* `greaterThan()`
* `greaterThanOrEqual()`
* `lowerThan()`
* `lowerThanOrEqual()`

Author: leon19

src/matcher/type/number/GreaterThanMatcher.ts

@@ -0,0 +1,11 @@
+import {NumberMatcher} from "./NumberMatcher";
+
+export class GreaterThanMatcher extends NumberMatcher {
+    public match(value: number): boolean {
+        return value > this.value;
+    }
+
+    public toString(): string {
+        return `greaterThan(${this.value})`;
+    }
+}

src/matcher/type/number/GreaterThanOrEqualMatcher.ts

@@ -0,0 +1,11 @@
+import {NumberMatcher} from "./NumberMatcher";
+
+export class GreaterThanOrEqualMatcher extends NumberMatcher {
+    public match(value: number): boolean {
+        return value >= this.value;
+    }
+
+    public toString(): string {
+        return `greaterThanOrEqual(${this.value})`;
+    }
+}

src/matcher/type/number/LowerThanMatcher.ts

@@ -0,0 +1,11 @@
+import {NumberMatcher} from "./NumberMatcher";
+
+export class LowerThanMatcher extends NumberMatcher {
+    public match(value: number): boolean {
+        return value < this.value;
+    }
+
+    public toString(): string {
+        return `lowerThan(${this.value})`;
+    }
+}

src/matcher/type/number/LowerThanOrEqualMatcher.ts

@@ -0,0 +1,11 @@
+import {NumberMatcher} from "./NumberMatcher";
+
+export class LowerThanOrEqualMatcher extends NumberMatcher {
+    public match(value: number): boolean {
+        return value <= this.value;
+    }
+
+    public toString(): string {
+        return `lowerThanOrEqual(${this.value})`;
+    }
+}

src/matcher/type/number/NumberMatcher.ts

@@ -0,0 +1,7 @@
+import {Matcher} from "../Matcher";
+
+export abstract class NumberMatcher extends Matcher {
+    constructor(protected readonly value: number) {
+        super();
+    }
+}

src/ts-mockito.ts

@@ -26,6 +26,10 @@ import {DeepEqualMatcher} from "./matcher/type/DeepEqualMatcher";
 import {EndsWithMatcher} from "./matcher/type/EndsWithMatcher";
 import {MatchingStringMatcher} from "./matcher/type/MatchingStringMatcher";
 import {NotNullMatcher} from "./matcher/type/NotNullMatcher";
+import {GreaterThanMatcher} from "./matcher/type/number/GreaterThanMatcher";
+import {GreaterThanOrEqualMatcher} from "./matcher/type/number/GreaterThanOrEqualMatcher";
+import {LowerThanMatcher} from "./matcher/type/number/LowerThanMatcher";
+import {LowerThanOrEqualMatcher} from "./matcher/type/number/LowerThanOrEqualMatcher";
 import {ObjectContainingMatcher} from "./matcher/type/ObjectContainingMatcher";
 import {StartsWithMatcher} from "./matcher/type/StartsWithMatcher";
 import {StrictEqualMatcher} from "./matcher/type/StrictEqualMatcher";
@@ -218,6 +222,22 @@ export function isBeforeOrEqual(date: MaybeDate): Date {
     return new IsBeforeOrEqualMatcher(date) as any;
 }
 
+export function greaterThan(value: number): number {
+    return new GreaterThanMatcher(value) as any;
+}
+
+export function greaterThanOrEqual(value: number): number {
+    return new GreaterThanOrEqualMatcher(value) as any;
+}
+
+export function lowerThan(value: number): number {
+    return new LowerThanMatcher(value) as any;
+}
+
+export function lowerThanOrEqual(value: number): number {
+    return new LowerThanOrEqualMatcher(value) as any;
+}
+
 // Export default object with all members (ember-browserify doesn't support named exports).
 export default {
     spy,
@@ -251,4 +271,8 @@ export default {
     isAfterOrEqual,
     isBefore,
     isBeforeOrEqual,
+    greaterThan,
+    greaterThanOrEqual,
+    lowerThan,
+    lowerThanOrEqual,
 };

test/matcher/type/number/GreterThan.spec.ts

@@ -0,0 +1,87 @@
+import {expectType} from "ts-expect";
+import {GreaterThanMatcher} from "../../../../src/matcher/type/number/GreaterThanMatcher";
+import {greaterThan, imock, instance, when} from "../../../../src/ts-mockito";
+
+describe("GreaterThanMatcher", () => {
+    describe("greaterThan()", () => {
+        it("should be a IfAfterOrEqualMatcher instance", () => {
+            expect((greaterThan(0) as any) instanceof GreaterThanMatcher).toBe(true);
+        });
+
+        it("should be a number type", () => {
+            expectType<number>(greaterThan(0));
+        });
+    });
+
+    describe("#match()", () => {
+        it("should return true when the given number is greater than the expected number", () => {
+            const matcher = new GreaterThanMatcher(0);
+
+            expect(matcher.match(1)).toBe(true);
+        });
+
+        it("should return false when the given number is equal to the expected number", () => {
+            const matcher = new GreaterThanMatcher(0);
+
+            expect(matcher.match(0)).toBe(false);
+        });
+
+        it("should return false when the given number is lower than the expected number", () => {
+            const matcher = new GreaterThanMatcher(0);
+
+            expect(matcher.match(-1)).toBe(false);
+        });
+    });
+
+    describe("#toString()", () => {
+        it("should correctly get the string representation", () => {
+            const expected = 0;
+
+            expect(new GreaterThanMatcher(expected).toString()).toBe(`greaterThan(${expected})`);
+        });
+    });
+
+    describe("stubbing a method", () => {
+        let testServiceMock: TestService;
+        let testService: TestService;
+
+        beforeEach(() => {
+            testServiceMock = imock();
+            testService = instance(testServiceMock);
+        });
+
+        it("should pass the verification when the given number is greater than the expected number", () => {
+            const expected = 0;
+
+            when(testServiceMock.testMethod(greaterThan(expected))).thenReturn(true);
+
+            const result = testService.testMethod(1);
+
+            expect(result).toBe(true);
+        });
+
+        it("should not pass the verification when the given number is equal to the expected number", () => {
+            const expected = 0;
+
+            when(testServiceMock.testMethod(greaterThan(expected))).thenReturn(true);
+
+            const result = testService.testMethod(expected);
+
+            expect(result).toBeNull();
+        });
+
+        it("should not pass the verification when the given number is lower than the expected number", () => {
+            const expected = 0;
+
+            when(testServiceMock.testMethod(greaterThan(expected))).thenReturn(true);
+
+            const result = testService.testMethod(-1);
+
+            expect(result).toBeNull();
+        });
+    });
+});
+
+interface TestService {
+    testMethod(date: number): boolean;
+}

test/matcher/type/number/GreterThanOrEqual.spec.ts

@@ -0,0 +1,87 @@
+import {expectType} from "ts-expect";
+import {GreaterThanOrEqualMatcher} from "../../../../src/matcher/type/number/GreaterThanOrEqualMatcher";
+import {greaterThanOrEqual, imock, instance, when} from "../../../../src/ts-mockito";
+
+describe("GreaterThanOrEqualMatcher", () => {
+    describe("greaterThanOrEqual()", () => {
+        it("should be a IfAfterOrEqualMatcher instance", () => {
+            expect((greaterThanOrEqual(0) as any) instanceof GreaterThanOrEqualMatcher).toBe(true);
+        });
+
+        it("should be a number type", () => {
+            expectType<number>(greaterThanOrEqual(0));
+        });
+    });
+
+    describe("#match()", () => {
+        it("should return true when the given number is greater than the expected number", () => {
+            const matcher = new GreaterThanOrEqualMatcher(0);
+
+            expect(matcher.match(1)).toBe(true);
+        });
+
+        it("should return true when the given number is equal to the expected number", () => {
+            const matcher = new GreaterThanOrEqualMatcher(0);
+
+            expect(matcher.match(0)).toBe(true);
+        });
+
+        it("should return false when the given number is lower than the expected number", () => {
+            const matcher = new GreaterThanOrEqualMatcher(0);
+
+            expect(matcher.match(-1)).toBe(false);
+        });
+    });
+
+    describe("#toString()", () => {
+        it("should correctly get the string representation", () => {
+            const expected = 0;
+
+            expect(new GreaterThanOrEqualMatcher(expected).toString()).toBe(`greaterThanOrEqual(${expected})`);
+        });
+    });
+
+    describe("stubbing a method", () => {
+        let testServiceMock: TestService;
+        let testService: TestService;
+
+        beforeEach(() => {
+            testServiceMock = imock();
+            testService = instance(testServiceMock);
+        });
+
+        it("should pass the verification when the given number is greater than the expected number", () => {
+            const expected = 0;
+
+            when(testServiceMock.testMethod(greaterThanOrEqual(expected))).thenReturn(true);
+
+            const result = testService.testMethod(1);
+
+            expect(result).toBe(true);
+        });
+
+        it("should pass the verification when the given number is equal to the expected number", () => {
+            const expected = 0;
+
+            when(testServiceMock.testMethod(greaterThanOrEqual(expected))).thenReturn(true);
+
+            const result = testService.testMethod(expected);
+
+            expect(result).toBe(true);
+        });
+
+        it("should not pass the verification when the given number is lower than the expected number", () => {
+            const expected = 0;
+
+            when(testServiceMock.testMethod(greaterThanOrEqual(expected))).thenReturn(true);
+
+            const result = testService.testMethod(-1);
+
+            expect(result).toBeNull();
+        });
+    });
+});
+
+interface TestService {
+    testMethod(date: number): boolean;
+}

test/matcher/type/number/LowerThan.spec.ts

@@ -0,0 +1,87 @@
+import {expectType} from "ts-expect";
+import {LowerThanMatcher} from "../../../../src/matcher/type/number/LowerThanMatcher";
+import {imock, instance, lowerThan, when} from "../../../../src/ts-mockito";
+
+describe("LowerThanMatcher", () => {
+    describe("lowerThan()", () => {
+        it("should be a IfAfterOrEqualMatcher instance", () => {
+            expect((lowerThan(0) as any) instanceof LowerThanMatcher).toBe(true);
+        });
+
+        it("should be a number type", () => {
+            expectType<number>(lowerThan(0));
+        });
+    });
+
+    describe("#match()", () => {
+        it("should return true when the given number is lower than the expected number", () => {
+            const matcher = new LowerThanMatcher(0);
+
+            expect(matcher.match(-1)).toBe(true);
+        });
+
+        it("should return false when the given number is equal to the expected number", () => {
+            const matcher = new LowerThanMatcher(0);
+
+            expect(matcher.match(0)).toBe(false);
+        });
+
+        it("should return false when the given number is greater than the expected number", () => {
+            const matcher = new LowerThanMatcher(0);
+
+            expect(matcher.match(1)).toBe(false);
+        });
+    });
+
+    describe("#toString()", () => {
+        it("should correctly get the string representation", () => {
+            const expected = 0;
+
+            expect(new LowerThanMatcher(expected).toString()).toBe(`lowerThan(${expected})`);
+        });
+    });
+
+    describe("stubbing a method", () => {
+        let testServiceMock: TestService;
+        let testService: TestService;
+
+        beforeEach(() => {
+            testServiceMock = imock();
+            testService = instance(testServiceMock);
+        });
+
+        it("should pass the verification when the given number is lower than the expected number", () => {
+            const expected = 0;
+
+            when(testServiceMock.testMethod(lowerThan(expected))).thenReturn(true);
+
+            const result = testService.testMethod(-1);
+
+            expect(result).toBe(true);
+        });
+
+        it("should not pass the verification when the given number is equal to the expected number", () => {
+            const expected = 0;
+
+            when(testServiceMock.testMethod(lowerThan(expected))).thenReturn(true);
+
+            const result = testService.testMethod(expected);
+
+            expect(result).toBeNull();
+        });
+
+        it("should not pass the verification when the given number is greater than the expected number", () => {
+            const expected = 0;
+
+            when(testServiceMock.testMethod(lowerThan(expected))).thenReturn(true);
+
+            const result = testService.testMethod(1);
+
+            expect(result).toBeNull();
+        });
+    });
+});
+
+interface TestService {
+    testMethod(date: number): boolean;
+}