nlohmann-json: Add ptest support

* Backport 2 patches [1] [2] to fix the build failure under tests dir.

* Fetch the test data during do_fetch phase to avoid internet access
during test as some tests need test data.
 # ./run-ptest
PASS: test-algorithms_cpp11
PASS: test-allocator_cpp11
PASS: test-alt-string_cpp11
PASS: test-assert_macro_cpp11
PASS: test-binary_formats_cpp11
[snip]
PASS: test-unicode5_cpp11
PASS: test-user_defined_input_cpp11
PASS: test-windows_h_cpp11
PASS: test-wstring_cpp11

[1] https://github.com/nlohmann/json/commit/6cec5aefc97ad219b6fd5a4132f88f7c8f6800ee
[2] https://github.com/nlohmann/json/commit/660d0b58565073975d6f5d94365d6cbf150a4cf8

Signed-off-by: Mingli Yu <mingli.yu@windriver.com>
Signed-off-by: Khem Raj <raj.khem@gmail.com>

1 files changed, 12 insertions, 0 deletions

diff --git a/meta-oe/recipes-devtools/nlohmann-json/files/run-ptest b/meta-oe/recipes-devtools/nlohmann-json/files/run-ptest
new file mode 100755
index 0000000000..2f00267d50
--- /dev/null
+++ b/meta-oe/recipes-devtools/nlohmann-json/files/run-ptest
@@ -0,0 +1,12 @@
+#!/bin/sh
+
+cd tests
+for atest in test-* ; do
+    rm -rf tests.log
+    ./${atest} > tests.log 2>&1
+    if [ $? = 0 ] ; then
+        echo "PASS: ${atest}"
+    else
+        echo "FAIL: ${atest}"
+    fi
+done