diff --git a/dom/system/gonk/tests/test_ril_worker_icc.js b/dom/system/gonk/tests/test_ril_worker_icc.js
index 8cc631170c4e..681eba9b25d1 100644
--- a/dom/system/gonk/tests/test_ril_worker_icc.js
+++ b/dom/system/gonk/tests/test_ril_worker_icc.js
@@ -1790,6 +1790,64 @@ add_test(function test_load_linear_fixed_ef() {
   io.loadLinearFixedEF({});
 });
 
+/**
+ * Verify ICCRecordHelper.readPBR
+ */
+add_test(function test_read_pbr() {
+  let worker = newUint8Worker();
+  let helper = worker.GsmPDUHelper;
+  let record = worker.ICCRecordHelper;
+  let buf    = worker.Buf;
+  let io     = worker.ICCIOHelper;
+
+  io.loadLinearFixedEF = function fakeLoadLinearFixedEF(options)  {
+    let pbr_1 = [
+      0xa8, 0x05, 0xc0, 0x03, 0x4f, 0x3a, 0x01
+    ];
+
+    // Write data size
+    buf.writeUint32(pbr_1.length * 2);
+
+    // Write pbr
+    for (let i = 0; i < pbr_1.length; i++) {
+      helper.writeHexOctet(pbr_1[i]);
+    }
+
+    // Write string delimiter
+    buf.writeStringDelimiter(pbr_1.length * 2);
+
+    options.totalRecords = 2;
+    if (options.callback) {
+      options.callback(options);
+    }
+  };
+
+  io.loadNextRecord = function fakeLoadNextRecord(options) {
+    let pbr_2 = [
+      0xff, 0xff, 0xff, 0xff, 0xff, 0xff
+    ];
+
+    options.p1++;
+    if (options.callback) {
+      options.callback(options);
+    }
+  };
+
+  let successCb = function successCb(pbrs) {
+    do_check_eq(pbrs[0].adn.fileId, 0x4f3a);
+    do_check_eq(pbrs.length, 1);
+    run_next_test();
+  };
+
+  let errorCb = function errorCb(errorMsg) {
+    do_print("Reading EF_PBR failed, msg = " + errorMsg);
+    do_check_true(false);
+    run_next_test();
+  };
+
+  record.readPBR(successCb, errorCb);
+});
+
 /**
  * Verify ICCRecordHelper.readEmail
  */