arm: Enable ptest for optee xtest

Provides a run-ptest script for running xtest under ptest-runner. This
script parses the output of xtest and converts it to Automake's test
format.

Change-Id: I7c981422034b39701ddd74e176f2f5134ae607e6
Signed-off-by: Jack Davison <jack.davison@arm.com>
Signed-off-by: Jon Mason <jon.mason@arm.com>

meta-arm/recipes-security/optee/optee-test.inc

@@ -5,7 +5,7 @@ HOMEPAGE = "https://www.op-tee.org/"
 LICENSE = "BSD & GPLv2"
 LIC_FILES_CHKSUM = "file://${S}/LICENSE.md;md5=daa2bcccc666345ab8940aab1315a4fa"
 
-inherit python3native
+inherit python3native ptest
 require optee.inc
 
 # Linking fails on musl due to C++/threads
@@ -19,6 +19,7 @@ SRC_URI = "git://github.com/OP-TEE/optee_test.git \
            file://0001-host-xtest-Adjust-order-of-including-compiler.h.patch \
            file://0002-make-remove-Wno-unsafe-loop-for-clang.patch \ 
            file://0003-make-remove-Wmissing-noreturn-for-clang.patch \
+           file://run-ptest \
           "
 
 S = "${WORKDIR}/git"

meta-arm/recipes-security/optee/optee-test/run-ptest

@@ -0,0 +1,52 @@
+#!/bin/sh
+xtest | awk '
+
+    # Escapes the special characters in a string so that, when
+    # included in a regex, it represents a literal match
+    function regx_escape_literal(str,    ret) {
+        ret = str
+        gsub(/[\[\]\^\$\.\*\?\+\{\}\\\(\)\|]/ , "\\\\&", str)
+        return str
+    }
+
+    # Returns the simple test formatted name
+    function name(n,    ret) {
+        ret = n
+        gsub(/\./, " ", ret)
+        return ret
+    }
+
+    # Returns the simple test formatted result
+    function result(res) {
+        if(res ~ /OK/) {
+            return "PASS"
+        } else if(res ~ /FAILED/) {
+            return "FAIL"
+        }
+    }
+
+    function parse(name, description,     has_subtests, result_line) {
+        has_subtests = 0
+
+        # Consume every line up to the result line
+        result_line = "  " regx_escape_literal(name) " (OK|FAILED)"
+        do {
+            getline
+
+            # If this is a subtest (denoted by an "o" bullet) then subparse
+            if($0 ~ /^o /) {
+                parse($2, description " : " substr($0, index($0, $3)))
+                has_subtests = 1
+            }
+        } while ($0 !~ result_line)
+
+        # Only print the results for the deepest nested subtests
+        if(!has_subtests) {
+            print result($2) ": " name(name) " - " description
+        }
+    }
+
+    # Start parsing at the beginning of every test (denoted by a "*" bullet)
+    /^\* / { parse($2, substr($0, index($0, $3))) }
+
+'