Fix search for values in blkId output

Bug: 122497152
Test: atest tests/Utils_test.cpp
Test: adb shell sm partition disk:7,32 private ; adb logcat -d
Change-Id: Ic7d32bdbc0c55ce1d21f7f9e74c6a6fb3dcf332a
diff --git a/tests/Utils_test.cpp b/tests/Utils_test.cpp
index e16cbac..d18dc67 100644
--- a/tests/Utils_test.cpp
+++ b/tests/Utils_test.cpp
@@ -27,6 +27,7 @@
     std::string tmp;
 
     ASSERT_FALSE(FindValue("", "KEY", &tmp));
+    ASSERT_FALSE(FindValue("NOTMATCH=\"VALUE\"", "KEY", &tmp));
     ASSERT_FALSE(FindValue("BADKEY=\"VALUE\"", "KEY", &tmp));
 
     ASSERT_TRUE(FindValue("KEY=\"VALUE\"", "KEY", &tmp));
@@ -37,6 +38,9 @@
 
     ASSERT_TRUE(FindValue("BADKEY=\"VALUE\" KEY=\"BAZ\"", "KEY", &tmp));
     ASSERT_EQ("BAZ", tmp);
+
+    ASSERT_TRUE(FindValue("BADKEY=\"VALUE\" NOTKEY=\"OTHER\" KEY=\"QUUX\"", "KEY", &tmp));
+    ASSERT_EQ("QUUX", tmp);
 }
 
 }  // namespace vold