add test

Signed-off-by: Xuhui Zhu <[email protected]>

Author: zxhdaze

collector/fixtures/e2e-output.txt

@@ -893,6 +893,10 @@ node_hwmon_fan_target_rpm{chip="nct6779",sensor="fan2"} 27000
 # HELP node_hwmon_fan_tolerance Hardware monitor fan element tolerance
 # TYPE node_hwmon_fan_tolerance gauge
 node_hwmon_fan_tolerance{chip="nct6779",sensor="fan2"} 0
+# HELP node_hwmon_freq_freq_mhz Hardware monitor for GPU frequency in MHz
+# TYPE node_hwmon_freq_freq_mhz gauge
+node_hwmon_freq_freq_mhz{chip="hwmon4",sensor="mclk"} 300
+node_hwmon_freq_freq_mhz{chip="hwmon4",sensor="sclk"} 214
 # HELP node_hwmon_in_alarm Hardware sensor alarm status (in)
 # TYPE node_hwmon_in_alarm gauge
 node_hwmon_in_alarm{chip="nct6779",sensor="in0"} 0
@@ -1006,8 +1010,10 @@ node_hwmon_pwm_weight_temp_step_tol{chip="nct6779",sensor="pwm1"} 0
 # TYPE node_hwmon_sensor_label gauge
 node_hwmon_sensor_label{chip="hwmon4",label="foosensor",sensor="temp1"} 1
 node_hwmon_sensor_label{chip="hwmon4",label="foosensor",sensor="temp2"} 1
-node_hwmon_sensor_label{chip="platform_applesmc_768",label="Left side  ",sensor="fan1"} 1
-node_hwmon_sensor_label{chip="platform_applesmc_768",label="Right side ",sensor="fan2"} 1
+node_hwmon_sensor_label{chip="hwmon4",label="mclk",sensor="freq2"} 1
+node_hwmon_sensor_label{chip="hwmon4",label="sclk",sensor="freq1"} 1
+node_hwmon_sensor_label{chip="platform_applesmc_768",label="Left side",sensor="fan1"} 1
+node_hwmon_sensor_label{chip="platform_applesmc_768",label="Right side",sensor="fan2"} 1
 node_hwmon_sensor_label{chip="platform_coretemp_0",label="Core 0",sensor="temp2"} 1
 node_hwmon_sensor_label{chip="platform_coretemp_0",label="Core 1",sensor="temp3"} 1
 node_hwmon_sensor_label{chip="platform_coretemp_0",label="Core 2",sensor="temp4"} 1

collector/fixtures/sys.ttar

@@ -437,6 +437,26 @@ Lines: 1
 100000
 Mode: 644
 # ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
+Path: sys/class/hwmon/hwmon4/freq1_input
+Lines: 1
+214000000
+Mode: 644
+# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
+Path: sys/class/hwmon/hwmon4/freq1_label
+Lines: 1
+sclk
+Mode: 644
+# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
+Path: sys/class/hwmon/hwmon4/freq2_input
+Lines: 1
+300000000
+Mode: 644
+# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
+Path: sys/class/hwmon/hwmon4/freq2_label
+Lines: 1
+mclk
+Mode: 644
+# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
 Path: sys/class/hwmon/hwmon5
 SymlinkTo: ../../devices/platform/bogus.0/hwmon/hwmon5/
 # ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
@@ -1337,7 +1357,7 @@ Mode: 444
 # ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
 Path: sys/class/nvme/nvme0/model
 Lines: 1
-Samsung SSD 970 PRO 512GB               
+Samsung SSD 970 PRO 512GB
 Mode: 444
 # ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
 Path: sys/class/nvme/nvme0/serial
@@ -2750,7 +2770,7 @@ Mode: 644
 # ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
 Path: sys/devices/platform/applesmc.768/fan1_label
 Lines: 1
-Left side  
+Left side
 Mode: 644
 # ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
 Path: sys/devices/platform/applesmc.768/fan1_manual
@@ -2784,7 +2804,7 @@ Mode: 644
 # ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
 Path: sys/devices/platform/applesmc.768/fan2_label
 Lines: 1
-Right side 
+Right side
 Mode: 644
 # ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
 Path: sys/devices/platform/applesmc.768/fan2_manual