Add HMAC-MD5 component tests (#12459)

esphome/components/hmac_md5/__init__.py

@@ -1,2 +1,6 @@
+import esphome.config_validation as cv
+
 AUTO_LOAD = ["md5"]
 CODEOWNERS = ["@dwmw2"]
+
+CONFIG_SCHEMA = cv.Schema({})

tests/components/hmac_md5/common.yaml

@@ -0,0 +1,34 @@
+esphome:
+  on_boot:
+    - lambda: |-
+        // Test HMAC-MD5 functionality
+        #ifdef USE_MD5
+        using esphome::hmac_md5::HmacMD5;
+        HmacMD5 hmac;
+
+        // Test with key "key" and message "The quick brown fox jumps over the lazy dog"
+        const char* key = "key";
+        const char* message = "The quick brown fox jumps over the lazy dog";
+
+        hmac.init(key, strlen(key));
+        hmac.add(message, strlen(message));
+        hmac.calculate();
+
+        char hex_output[33];
+        hmac.get_hex(hex_output);
+        hex_output[32] = '\0';
+
+        ESP_LOGD("HMAC_MD5", "HMAC-MD5('%s', '%s') = %s", key, message, hex_output);
+
+        // Expected: 80070713463e7749b90c2dc24911e275
+        const char* expected = "80070713463e7749b90c2dc24911e275";
+        if (strcmp(hex_output, expected) == 0) {
+          ESP_LOGI("HMAC_MD5", "Test PASSED");
+        } else {
+          ESP_LOGE("HMAC_MD5", "Test FAILED. Expected %s", expected);
+        }
+        #else
+        ESP_LOGW("HMAC_MD5", "HMAC-MD5 not available on this platform");
+        #endif
+
+hmac_md5:

tests/components/hmac_md5/test.bk72xx-ard.yaml

@@ -0,0 +1 @@
+<<: !include common.yaml

tests/components/hmac_md5/test.esp32-idf.yaml

@@ -0,0 +1 @@
+<<: !include common.yaml

tests/components/hmac_md5/test.esp8266-ard.yaml

@@ -0,0 +1 @@
+<<: !include common.yaml

tests/components/hmac_md5/test.rp2040-ard.yaml

@@ -0,0 +1 @@
+<<: !include common.yaml