diff --git a/allure-notifications-api/src/main/java/guru/qa/allure/notifications/formatters/Formatters.java b/allure-notifications-api/src/main/java/guru/qa/allure/notifications/formatters/Formatters.java
index 08438854..d410cdbf 100644
--- a/allure-notifications-api/src/main/java/guru/qa/allure/notifications/formatters/Formatters.java
+++ b/allure-notifications-api/src/main/java/guru/qa/allure/notifications/formatters/Formatters.java
@@ -6,8 +6,6 @@
 import lombok.extern.slf4j.Slf4j;
 import org.apache.commons.lang3.time.DurationFormatUtils;
 
-import java.text.*;
-
 /**
  * @author kadehar
  * @since 4.0
@@ -38,20 +36,6 @@ public static String formatDuration(Long durationMillis, String format) {
         return formattedDuration;
     }
 
-    public static double formatDouble(double value) {
-        log.info("Formatting value {}", value);
-        DecimalFormat df = new DecimalFormat("##.#");
-        String tmp = df.format(value);
-        NumberFormat numberFormat = NumberFormat.getInstance();
-        try {
-            double result = numberFormat.parse(tmp).doubleValue();
-            log.info("Formatted value is {}", result);
-            return result;
-        } catch (ParseException e) {
-            return 0.0;
-        }
-    }
-
     public static String formatReportLink(String link) {
         return link != null && link.endsWith("/") ? link + "allure" : link;
     }
diff --git a/allure-notifications-api/src/main/java/guru/qa/allure/notifications/util/Percentage.java b/allure-notifications-api/src/main/java/guru/qa/allure/notifications/util/Percentage.java
index 61101c17..b45a370a 100644
--- a/allure-notifications-api/src/main/java/guru/qa/allure/notifications/util/Percentage.java
+++ b/allure-notifications-api/src/main/java/guru/qa/allure/notifications/util/Percentage.java
@@ -1,6 +1,5 @@
 package guru.qa.allure.notifications.util;
 
-import guru.qa.allure.notifications.formatters.Formatters;
 import lombok.extern.slf4j.Slf4j;
 
 /**
@@ -13,7 +12,6 @@ public class Percentage {
     public double eval(int result, int total) {
         log.info("Calculate percentage for result {} by total {}", result,
                 total);
-        double value = (result * 100.00) / total;
-        return Formatters.formatDouble(value);
+        return (result * 100.00) / total;
     }
 }
diff --git a/allure-notifications-api/src/main/resources/templates/html.ftl b/allure-notifications-api/src/main/resources/templates/html.ftl
index b2dd78c8..e8a890e2 100644
--- a/allure-notifications-api/src/main/resources/templates/html.ftl
+++ b/allure-notifications-api/src/main/resources/templates/html.ftl
@@ -5,8 +5,8 @@
     <b>${phrases.scenario.duration}: </b>${time}<br/>
     <b>${phrases.scenario.totalScenarios}: </b>${total}
     <ul>
-        <#if passed != 0 ><li><b>${phrases.scenario.totalPassed}: </b>${passed} (${passedPercentage} %)</li></#if>
-        <#if failed != 0 ><li><b>${phrases.scenario.totalFailed}: </b>${failed} (${failedPercentage} %)</li></#if>
+        <#if passed != 0 ><li><b>${phrases.scenario.totalPassed}: </b>${passed} (${passedPercentage?string("##.#")} %)</li></#if>
+        <#if failed != 0 ><li><b>${phrases.scenario.totalFailed}: </b>${failed} (${failedPercentage?string("##.#")} %)</li></#if>
         <#if broken != 0 ><li><b>${phrases.scenario.totalBroken}: </b>${broken}</li></#if>
         <#if unknown != 0 ><li><b>${phrases.scenario.totalUnknown}: </b>${unknown}</li></#if>
         <#if skipped != 0 ><li><b>${phrases.scenario.totalSkipped}: </b>${skipped}</li></#if>
diff --git a/allure-notifications-api/src/main/resources/templates/markdown.ftl b/allure-notifications-api/src/main/resources/templates/markdown.ftl
index 681791a9..5c4d1ecd 100644
--- a/allure-notifications-api/src/main/resources/templates/markdown.ftl
+++ b/allure-notifications-api/src/main/resources/templates/markdown.ftl
@@ -4,8 +4,8 @@
     *${phrases.comment}:* ${comm}
     *${phrases.scenario.duration}:* ${time}
     *${phrases.scenario.totalScenarios}:* ${total}
-    <#if passed != 0 > *${phrases.scenario.totalPassed}:* ${passed} (${passedPercentage} %)</#if>
-    <#if failed != 0 > *${phrases.scenario.totalFailed}:* ${failed} (${failedPercentage} %)</#if>
+    <#if passed != 0 > *${phrases.scenario.totalPassed}:* ${passed} (${passedPercentage?string("##.#")} %)</#if>
+    <#if failed != 0 > *${phrases.scenario.totalFailed}:* ${failed} (${failedPercentage?string("##.#")} %)</#if>
     <#if broken != 0 > *${phrases.scenario.totalBroken}:* ${broken} </#if>
     <#if unknown != 0 >*${phrases.scenario.totalUnknown}:* ${unknown} </#if>
     <#if skipped != 0 >*${phrases.scenario.totalSkipped}:* ${skipped} </#if>
diff --git a/allure-notifications-api/src/main/resources/templates/rocket.ftl b/allure-notifications-api/src/main/resources/templates/rocket.ftl
index ae200c13..af68f4fb 100644
--- a/allure-notifications-api/src/main/resources/templates/rocket.ftl
+++ b/allure-notifications-api/src/main/resources/templates/rocket.ftl
@@ -4,8 +4,8 @@
     **-${phrases.comment}:** ${comm}
     **-${phrases.scenario.duration}:** **${time}**
     **-${phrases.scenario.totalScenarios}:** ${total}
-    <#if passed != 0 > **-${phrases.scenario.totalPassed}:** ${passed} **(${passedPercentage} %)**</#if>
-    <#if failed != 0 > **-${phrases.scenario.totalFailed}:** ${failed} **(${failedPercentage} %)** </#if>
+    <#if passed != 0 > **-${phrases.scenario.totalPassed}:** ${passed} **(${passedPercentage?string("##.#")} %)**</#if>
+    <#if failed != 0 > **-${phrases.scenario.totalFailed}:** ${failed} **(${failedPercentage?string("##.#")} %)** </#if>
     <#if broken != 0 > **-${phrases.scenario.totalBroken}:** ${broken} </#if>
     <#if unknown != 0 > **-${phrases.scenario.totalUnknown}:** ${unknown} </#if>
     <#if skipped != 0 > **-${phrases.scenario.totalSkipped}:** ${skipped} </#if>
diff --git a/allure-notifications-api/src/main/resources/templates/telegram.ftl b/allure-notifications-api/src/main/resources/templates/telegram.ftl
index e3998551..e1f4d33f 100644
--- a/allure-notifications-api/src/main/resources/templates/telegram.ftl
+++ b/allure-notifications-api/src/main/resources/templates/telegram.ftl
@@ -4,8 +4,8 @@
     <b>${phrases.comment}: </b>${comm}
     <b>${phrases.scenario.duration}: </b>${time}
     <b>${phrases.scenario.totalScenarios}: </b>${total}
-    <#if passed != 0 ><b>${phrases.scenario.totalPassed}: </b>${passed} (${passedPercentage} %)</#if>
-    <#if failed != 0 ><b>${phrases.scenario.totalFailed}: </b>${failed} (${failedPercentage} %)</#if>
+    <#if passed != 0 ><b>${phrases.scenario.totalPassed}: </b>${passed} (${passedPercentage?string("##.#")} %)</#if>
+    <#if failed != 0 ><b>${phrases.scenario.totalFailed}: </b>${failed} (${failedPercentage?string("##.#")} %)</#if>
     <#if broken != 0 ><b>${phrases.scenario.totalBroken}: </b>${broken}</#if>
     <#if unknown != 0 ><b>${phrases.scenario.totalUnknown}: </b>${unknown}</#if>
     <#if skipped != 0 ><b>${phrases.scenario.totalSkipped}: </b>${skipped}</#if>
diff --git a/allure-notifications-api/src/test/java/guru/qa/allure/notifications/template/MessageTemplateTests.java b/allure-notifications-api/src/test/java/guru/qa/allure/notifications/template/MessageTemplateTests.java
index 3f6aa194..d3176dc0 100644
--- a/allure-notifications-api/src/test/java/guru/qa/allure/notifications/template/MessageTemplateTests.java
+++ b/allure-notifications-api/src/test/java/guru/qa/allure/notifications/template/MessageTemplateTests.java
@@ -1,5 +1,7 @@
 package guru.qa.allure.notifications.template;
 
+import static java.nio.charset.StandardCharsets.UTF_8;
+import static org.junit.jupiter.api.Assertions.assertEquals;
 import static org.mockito.ArgumentMatchers.any;
 import static org.mockito.ArgumentMatchers.argThat;
 import static org.mockito.Mockito.mockConstruction;
@@ -8,19 +10,28 @@
 
 import java.io.File;
 import java.io.IOException;
+import java.net.URISyntaxException;
+import java.net.URL;
+import java.nio.file.Files;
+import java.nio.file.Paths;
 import java.util.HashMap;
-import java.util.Map;
 import java.util.Optional;
 
 import org.junit.jupiter.api.Test;
 import org.junit.jupiter.api.extension.ExtendWith;
+import org.junit.jupiter.params.ParameterizedTest;
+import org.junit.jupiter.params.provider.CsvSource;
 import org.mockito.Mock;
 import org.mockito.MockedConstruction;
 import org.mockito.junit.jupiter.MockitoExtension;
 
 import freemarker.template.Configuration;
 import freemarker.template.Template;
+import guru.qa.allure.notifications.config.Config;
 import guru.qa.allure.notifications.exceptions.MessageBuildException;
+import guru.qa.allure.notifications.json.JSON;
+import guru.qa.allure.notifications.model.phrases.Phrases;
+import guru.qa.allure.notifications.model.summary.Summary;
 import guru.qa.allure.notifications.template.config.TemplateConfig;
 import guru.qa.allure.notifications.template.data.MessageData;
 
@@ -66,4 +77,31 @@ void shouldCreateMessageFromTemplateFromJar() throws MessageBuildException, IOEx
             verify(configuration).getTemplate(RESOURCES_PATH);
         }
     }
+
+    @ParameterizedTest
+    @CsvSource({
+            "templates/html.ftl,     guru/qa/allure/notifications/template/messages/html.txt",
+            "templates/markdown.ftl, guru/qa/allure/notifications/template/messages/markdown.txt",
+            "templates/rocket.ftl,   guru/qa/allure/notifications/template/messages/rocket.txt",
+            "templates/telegram.ftl, guru/qa/allure/notifications/template/messages/telegram.txt"
+    })
+    void shouldValidateGeneratedMessageFromTemplate(String templatePath, String expectedMessagePath)
+            throws IOException, URISyntaxException, MessageBuildException {
+        Config config = new JSON().parseResource(
+                "/guru/qa/allure/notifications/template/testConfig.json", Config.class);
+        Summary summary = new JSON().parseResource(
+                "/guru/qa/allure/notifications/template/testSummary.json", Summary.class);
+        ClassLoader classLoader = getClass().getClassLoader();
+        URL testSuitesUrl = classLoader.getResource("guru/qa/allure/notifications/template/testSuites.json");
+        String suitesSummaryJson = new String(Files.readAllBytes(Paths.get(testSuitesUrl.toURI())), UTF_8);
+        Phrases phrases = new JSON().parseResource("/phrases/en.json", Phrases.class);
+
+        MessageData testMessageData = new MessageData(config.getBase(), summary, suitesSummaryJson, phrases);
+        MessageTemplate messageTemplate = new MessageTemplate(testMessageData);
+
+        String messageGeneratedFromTemplate = messageTemplate.createMessageFromTemplate(templatePath);
+        URL expectedMessageUrl = classLoader.getResource(expectedMessagePath);
+        String expectedMessage = new String(Files.readAllBytes(Paths.get(expectedMessageUrl.toURI())), UTF_8);
+        assertEquals(expectedMessage, messageGeneratedFromTemplate);
+    }
 }
diff --git a/allure-notifications-api/src/test/resources/guru/qa/allure/notifications/template/messages/html.txt b/allure-notifications-api/src/test/resources/guru/qa/allure/notifications/template/messages/html.txt
new file mode 100644
index 00000000..f877afc0
--- /dev/null
+++ b/allure-notifications-api/src/test/resources/guru/qa/allure/notifications/template/messages/html.txt
@@ -0,0 +1,30 @@
+<h3>Results:</h3>
+<b>Environment: </b>Test<br/>
+<b>Comment: </b>Test comment<br/>
+<b>Duration: </b>00:00:24.011<br/>
+<b>Total scenarios: </b>3
+<ul>
+<li><b>Total passed: </b>2 (66.7 %)</li>
+<li><b>Total failed: </b>1 (33.3 %)</li>
+</ul>
+<b>Number of test suites: </b>2<br/>
+<table style="border:1px solid black;">
+<tr>
+<td>
+<b>Name of the test suite: </b>batch-1<br/>
+<b>Total scenarios: </b>2<br/>
+<li><b>Total passed: </b>1</li>
+<li><b>Total failed: </b>1</li>
+</td>
+</tr>
+</table><br/>
+<table style="border:1px solid black;">
+<tr>
+<td>
+<b>Name of the test suite: </b>batch-2<br/>
+<b>Total scenarios: </b>1<br/>
+<li><b>Total passed: </b>1</li>
+</td>
+</tr>
+</table><br/>
+<b>Report available at the link:</b> <a href=https://www.example.com>https://www.example.com</a>
\ No newline at end of file
diff --git a/allure-notifications-api/src/test/resources/guru/qa/allure/notifications/template/messages/markdown.txt b/allure-notifications-api/src/test/resources/guru/qa/allure/notifications/template/messages/markdown.txt
new file mode 100644
index 00000000..4a728469
--- /dev/null
+++ b/allure-notifications-api/src/test/resources/guru/qa/allure/notifications/template/messages/markdown.txt
@@ -0,0 +1,16 @@
+*Results:*
+*Environment:* Test
+*Comment:* Test comment
+*Duration:* 00:00:24.011
+*Total scenarios:* 3
+*Total passed:* 2 (66.7 %)
+*Total failed:* 1 (33.3 %)
+*Number of test suites:* 2
+*Name of the test suite:* batch-1
+> *Total scenarios:* 2
+> *Total passed:* 1
+> *Total failed:* 1
+*Name of the test suite:* batch-2
+> *Total scenarios:* 1
+> *Total passed:* 1
+*Report available at the link:* https://www.example.com
\ No newline at end of file
diff --git a/allure-notifications-api/src/test/resources/guru/qa/allure/notifications/template/messages/rocket.txt b/allure-notifications-api/src/test/resources/guru/qa/allure/notifications/template/messages/rocket.txt
new file mode 100644
index 00000000..bd492186
--- /dev/null
+++ b/allure-notifications-api/src/test/resources/guru/qa/allure/notifications/template/messages/rocket.txt
@@ -0,0 +1,16 @@
+**Results:**
+**-Environment:** Test
+**-Comment:** Test comment
+**-Duration:** **00:00:24.011**
+**-Total scenarios:** 3
+**-Total passed:** 2 **(66.7 %)**
+**-Total failed:** 1 **(33.3 %)**
+**-Number of test suites:** **2**
+**-Name of the test suite:** **batch-1**
+**-Total scenarios:** **2**
+**-Total passed:** 1
+**-Total failed:** 1
+**-Name of the test suite:** **batch-2**
+**-Total scenarios:** **1**
+**-Total passed:** 1
+**Report available at the link:** https://www.example.com
\ No newline at end of file
diff --git a/allure-notifications-api/src/test/resources/guru/qa/allure/notifications/template/messages/telegram.txt b/allure-notifications-api/src/test/resources/guru/qa/allure/notifications/template/messages/telegram.txt
new file mode 100644
index 00000000..805a2cda
--- /dev/null
+++ b/allure-notifications-api/src/test/resources/guru/qa/allure/notifications/template/messages/telegram.txt
@@ -0,0 +1,16 @@
+<b>Results:</b>
+<b>Environment: </b>Test
+<b>Comment: </b>Test comment
+<b>Duration: </b>00:00:24.011
+<b>Total scenarios: </b>3
+<b>Total passed: </b>2 (66.7 %)
+<b>Total failed: </b>1 (33.3 %)
+<b>Number of test suites: </b>2
+<b>Name of the test suite: </b>batch-1
+<code>Total scenarios: 2</code>
+<code>Total passed: 1</code>
+<code>Total failed: 1</code>
+<b>Name of the test suite: </b>batch-2
+<code>Total scenarios: 1</code>
+<code>Total passed: 1</code>
+<b>Report available at the link:</b> <a href="https://www.example.com">https://www.example.com</a>
\ No newline at end of file
diff --git a/allure-notifications-api/src/test/resources/guru/qa/allure/notifications/template/testConfig.json b/allure-notifications-api/src/test/resources/guru/qa/allure/notifications/template/testConfig.json
new file mode 100644
index 00000000..dda676ef
--- /dev/null
+++ b/allure-notifications-api/src/test/resources/guru/qa/allure/notifications/template/testConfig.json
@@ -0,0 +1,41 @@
+{
+  "base": {
+    "project": "TEST PROJECT",
+    "environment": "Test",
+    "comment": "Test comment",
+    "reportLink": "https://www.example.com",
+    "language": "en",
+    "allureFolder": "build/allure-report/",
+    "enableChart": true,
+    "logo": "logo.png",
+    "durationFormat": "HH:mm:ss.SSS",
+    "enableSuitesPublishing": "true"
+  },
+  "mail": {
+    "host": "smtp.gmail.com",
+    "port": "465",
+    "username": "user",
+    "password": "password",
+    "securityProtocol": "SSL",
+    "from": "test1@gmail.com",
+    "recipient": "test2@gmail.com"
+  },
+  "rocketChat" : {
+    "url": "https://www.example.com",
+    "auth_token": "authToken",
+    "user_id": "userId",
+    "channel": "channel",
+    "templatePath": "/templates/rocket.ftl"
+  },
+  "discord": {
+    "botToken": "testToken",
+    "channelId": "testChannelId",
+    "templatePath": "/templates/markdown.ftl"
+  },
+  "telegram": {
+    "token": "testToken",
+    "chat": "testChat",
+    "replyTo": "user",
+    "templatePath": "/templates/telegram.ftl"
+  }
+}
diff --git a/allure-notifications-api/src/test/resources/guru/qa/allure/notifications/template/testSuites.json b/allure-notifications-api/src/test/resources/guru/qa/allure/notifications/template/testSuites.json
new file mode 100644
index 00000000..34603a2c
--- /dev/null
+++ b/allure-notifications-api/src/test/resources/guru/qa/allure/notifications/template/testSuites.json
@@ -0,0 +1 @@
+{"total":2,"items":[{"uid":"87b8be25e9c9e007e80824e508a2043b","name":"batch-1","statistic":{"failed":1,"broken":0,"skipped":0,"passed":1,"unknown":0,"total":2}},{"uid":"9c1ca7280386cbcc24a7a39c461dd533","name":"batch-2","statistic":{"failed":0,"broken":0,"skipped":0,"passed":1,"unknown":0,"total":1}}]}
\ No newline at end of file
diff --git a/allure-notifications-api/src/test/resources/guru/qa/allure/notifications/template/testSummary.json b/allure-notifications-api/src/test/resources/guru/qa/allure/notifications/template/testSummary.json
new file mode 100644
index 00000000..da748802
--- /dev/null
+++ b/allure-notifications-api/src/test/resources/guru/qa/allure/notifications/template/testSummary.json
@@ -0,0 +1 @@
+{"reportName":"TEST Report","testRuns":[],"statistic":{"failed":1,"broken":0,"skipped":0,"passed":2,"unknown":0,"total":3},"time":{"start":1723022106448,"stop":1723022130459,"duration":24011,"minDuration":2045,"maxDuration":15512,"sumDuration":21736}}
\ No newline at end of file
diff --git a/allure-notifications-api/src/test/resources/guru/qa/allure/notifications/template/testTemplate.ftl b/allure-notifications-api/src/test/resources/guru/qa/allure/notifications/template/testTemplate.ftl
index d1843187..ffd8be80 100644
--- a/allure-notifications-api/src/test/resources/guru/qa/allure/notifications/template/testTemplate.ftl
+++ b/allure-notifications-api/src/test/resources/guru/qa/allure/notifications/template/testTemplate.ftl
@@ -5,8 +5,8 @@
     <b>${duration}: </b>${time}<br/>
     <b>${totalScenarios}: </b>${total}
     <ul>
-        <#if passed != 0 ><li><b>${totalPassed}: </b>${passed} (${passedPercentage} %)</li></#if>
-        <#if failed != 0 ><li><b>${totalFailed}: </b>${failed} (${failedPercentage} %)</li></#if>
+        <#if passed != 0 ><li><b>${totalPassed}: </b>${passed} (${passedPercentage?string("##.#")} %)</li></#if>
+        <#if failed != 0 ><li><b>${totalFailed}: </b>${failed} (${failedPercentage?string("##.#")} %)</li></#if>
         <#if broken != 0 ><li><b>${totalBroken}: </b>${broken}</li></#if>
         <#if unknown != 0 ><li><b>${totalUnknown}: </b>${unknown}</li></#if>
         <#if skipped != 0 ><li><b>${totalSkipped}: </b>${skipped}</li></#if>