diff --git a/__tests__/report/get-report.test.ts b/__tests__/report/get-report.test.ts
new file mode 100644
index 0000000..1925110
--- /dev/null
+++ b/__tests__/report/get-report.test.ts
@@ -0,0 +1,110 @@
+import {getBadge, DEFAULT_OPTIONS, ReportOptions} from '../../src/report/get-report'
+
+describe('getBadge', () => {
+  describe('URI encoding with special characters', () => {
+    it('generates correct URI with simple badge title', () => {
+      const options: ReportOptions = {
+        ...DEFAULT_OPTIONS,
+        badgeTitle: 'tests'
+      }
+      const badge = getBadge(5, 0, 1, options)
+      expect(badge).toBe('![Tests passed successfully](https://img.shields.io/badge/tests-5%20passed%2C%201%20skipped-success)')
+    })
+
+    it('handles badge title with single hyphen', () => {
+      const options: ReportOptions = {
+        ...DEFAULT_OPTIONS,
+        badgeTitle: 'unit-tests'
+      }
+      const badge = getBadge(3, 0, 0, options)
+      // The hyphen in the badge title should be encoded as --
+      expect(badge).toBe('![Tests passed successfully](https://img.shields.io/badge/unit--tests-3%20passed-success)')
+    })
+
+    it('handles badge title with multiple hyphens', () => {
+      const options: ReportOptions = {
+        ...DEFAULT_OPTIONS,
+        badgeTitle: 'integration-api-tests'
+      }
+      const badge = getBadge(10, 0, 0, options)
+      // All hyphens in the title should be encoded as --
+      expect(badge).toBe('![Tests passed successfully](https://img.shields.io/badge/integration--api--tests-10%20passed-success)')
+    })
+
+    it('handles badge title with version format containing hyphen', () => {
+      const options: ReportOptions = {
+        ...DEFAULT_OPTIONS,
+        badgeTitle: 'MariaDb 12.0-ubi database tests'
+      }
+      const badge = getBadge(1, 0, 0, options)
+      // The hyphen in "12.0-ubi" should be encoded as --
+      expect(badge).toBe('![Tests passed successfully](https://img.shields.io/badge/MariaDb%2012.0--ubi%20database%20tests-1%20passed-success)')
+    })
+
+    it('handles badge title with dots and hyphens', () => {
+      const options: ReportOptions = {
+        ...DEFAULT_OPTIONS,
+        badgeTitle: 'v1.2.3-beta-test'
+      }
+      const badge = getBadge(4, 1, 0, options)
+      expect(badge).toBe('![Tests failed](https://img.shields.io/badge/v1.2.3--beta--test-4%20passed%2C%201%20failed-critical)')
+    })
+
+    it('preserves structural hyphens between label and message', () => {
+      const options: ReportOptions = {
+        ...DEFAULT_OPTIONS,
+        badgeTitle: 'test-suite'
+      }
+      const badge = getBadge(2, 3, 1, options)
+      // The URI should have literal hyphens separating title-message-color
+      expect(badge).toBe('![Tests failed](https://img.shields.io/badge/test--suite-2%20passed%2C%203%20failed%2C%201%20skipped-critical)')
+    })
+  })
+
+  describe('generates test outcome as color name for imgshields', () => {
+    it('uses success color when all tests pass', () => {
+      const options: ReportOptions = {...DEFAULT_OPTIONS}
+      const badge = getBadge(5, 0, 0, options)
+      expect(badge).toContain('-success)')
+    })
+
+    it('uses critical color when tests fail', () => {
+      const options: ReportOptions = {...DEFAULT_OPTIONS}
+      const badge = getBadge(5, 2, 0, options)
+      expect(badge).toContain('-critical)')
+    })
+
+    it('uses yellow color when no tests found', () => {
+      const options: ReportOptions = {...DEFAULT_OPTIONS}
+      const badge = getBadge(0, 0, 0, options)
+      expect(badge).toContain('-yellow)')
+    })
+  })
+
+  describe('badge message composition', () => {
+    it('includes only passed count when no failures or skips', () => {
+      const options: ReportOptions = {...DEFAULT_OPTIONS}
+      const badge = getBadge(5, 0, 0, options)
+      expect(badge).toBe('![Tests passed successfully](https://img.shields.io/badge/tests-5%20passed-success)')
+    })
+
+    it('includes passed and failed counts', () => {
+      const options: ReportOptions = {...DEFAULT_OPTIONS}
+      const badge = getBadge(5, 2, 0, options)
+      expect(badge).toBe('![Tests failed](https://img.shields.io/badge/tests-5%20passed%2C%202%20failed-critical)')
+    })
+
+    it('includes passed, failed and skipped counts', () => {
+      const options: ReportOptions = {...DEFAULT_OPTIONS}
+      const badge = getBadge(5, 2, 1, options)
+      expect(badge).toBe('![Tests failed](https://img.shields.io/badge/tests-5%20passed%2C%202%20failed%2C%201%20skipped-critical)')
+    })
+
+    it('uses "none" message when no tests', () => {
+      const options: ReportOptions = {...DEFAULT_OPTIONS}
+      const badge = getBadge(0, 0, 0, options)
+      expect(badge).toBe('![Tests passed successfully](https://img.shields.io/badge/tests-none-yellow)')
+    })
+  })
+})
+
diff --git a/src/report/get-report.ts b/src/report/get-report.ts
index d2c2dfd..bbf8aca 100644
--- a/src/report/get-report.ts
+++ b/src/report/get-report.ts
@@ -125,7 +125,7 @@ function getReportBadge(results: TestRunResult[], options: ReportOptions): strin
   return getBadge(passed, failed, skipped, options)
 }
 
-function getBadge(passed: number, failed: number, skipped: number, options: ReportOptions): string {
+export function getBadge(passed: number, failed: number, skipped: number, options: ReportOptions): string {
   const text = []
   if (passed > 0) {
     text.push(`${passed} passed`)