testing on freebsd (#768)

* Adding cirrus tests
* Adding cirrus badge.

.cirrus.yml

@@ -12,12 +12,10 @@ task:
     - pkg install cmake
     - pkg install git
   build_script:
-    - ls /tmp/cirrus-ci-build/
     - mkdir build
     - cd build
     - cmake ..
-    - ls /tmp/cirrus-ci-build/
-    - ls /tmp/cirrus-ci-build/build/singleheader
-    - make VERBOSE=1
+    - make -j2
   test_script:
-    - ctest  --extra-verbose
+    - cd build
+    - ctest  -j2 --output-on-failure -E checkperf

README.md

@@ -2,6 +2,7 @@
 [![CircleCI](https://circleci.com/gh/simdjson/simdjson.svg?style=svg)](https://circleci.com/gh/simdjson/simdjson)
 [![Fuzzing Status](https://oss-fuzz-build-logs.storage.googleapis.com/badges/simdjson.svg)](https://bugs.chromium.org/p/oss-fuzz/issues/list?sort=-opened&q=proj%3Asimdjson&can=2)
 [![Build status](https://ci.appveyor.com/api/projects/status/ae77wp5v3lebmu6n/branch/master?svg=true)](https://ci.appveyor.com/project/lemire/simdjson-jmmti/branch/master)
+[![CirrusCI](https://api.cirrus-ci.com/github/simdjson/simdjson.svg)](https://cirrus-ci.com/github/simdjson/simdjson)
 [![][license img]][license]
 
 simdjson : Parsing gigabytes of JSON per second

doc/basics.md

@@ -20,7 +20,7 @@ Requirements
 ------------------
 
 - A recent compiler (LLVM clang6 or better, GNU GCC 7 or better, Visual Studio 2017 or better). We require C++11 support as a minimum.
-- A 64-bit system (ARM or x64 Intel/AMD). Under Visual Studio, you must compile for 64-bit (e.g., x64) targets.
+- A 64-bit system (ARM or x64 Intel/AMD). We run tests on macOS, freeBSD, Linux and Windows. We recommend that Visual Studio users  target a 64-bit build (x64).
 
 Including simdjson
 ------------------

singleheader/CMakeLists.txt

@@ -1,7 +1,13 @@
 #
 # Amalgamation
 #
+# We should check whether bash is available here and avoid failures on systems where
+# bash is unavailable.
 if (NOT MSVC)
+  ##
+  # Important! The script amalgamate.sh is not generally executable. It
+  # assumes that bash is at /bin/bash which may not be true.
+  ###
   set(SINGLEHEADER_FILES simdjson.h simdjson.cpp amalgamate_demo.cpp README.md)
   add_custom_command(
     OUTPUT ${SINGLEHEADER_FILES}
@@ -9,12 +15,11 @@ if (NOT MSVC)
       AMALGAMATE_SOURCE_PATH=${PROJECT_SOURCE_DIR}/src
       AMALGAMATE_INPUT_PATH=${PROJECT_SOURCE_DIR}/include
       AMALGAMATE_OUTPUT_PATH=${CMAKE_CURRENT_BINARY_DIR}
-      ${CMAKE_CURRENT_SOURCE_DIR}/amalgamate.sh
-    DEPENDS simdjson-source amalgamate.sh
+      bash ${CMAKE_CURRENT_SOURCE_DIR}/amalgamate.sh
+    DEPENDS amalgamate.sh simdjson-source 
   )
 
   add_custom_target(amalgamate DEPENDS ${SINGLEHEADER_FILES})
-
   add_executable(amalgamate_demo amalgamate_demo.cpp)
   target_link_libraries(amalgamate_demo simdjson-include-source)
   add_test(amalgamate_demo amalgamate_demo ${EXAMPLE_JSON} ${EXAMPLE_NDJSON})

tests/CMakeLists.txt

@@ -66,7 +66,7 @@ if (NOT MSVC) # Can't run .sh on windows
   #
   add_test(
     NAME testjson2json
-    COMMAND ${CMAKE_CURRENT_SOURCE_DIR}/testjson2json.sh
+    COMMAND bash ${CMAKE_CURRENT_SOURCE_DIR}/testjson2json.sh
     WORKING_DIRECTORY $<TARGET_FILE_DIR:minify>
   )
   set_property(TEST testjson2json APPEND PROPERTY DEPENDS minify json2json)
@@ -79,12 +79,13 @@ if (NOT MSVC) # Can't run .sh on windows
     add_executable(allparserscheckfile allparserscheckfile.cpp)
     target_link_libraries(allparserscheckfile competition-all)
 
-    add_test(issue150 ${CMAKE_CURRENT_SOURCE_DIR}/issue150.sh)
+    add_test(issue150 bash ${CMAKE_CURRENT_SOURCE_DIR}/issue150.sh)
     set_property(TEST issue150 APPEND PROPERTY DEPENDS allparserscheckfile)
     set_property(TEST issue150 APPEND PROPERTY LABELS per_implementation)
   endif()
 endif()
 
+# This should really test whether bash is available.
 if (NOT MSVC)
   #
   # json2json tool test: check that json2json can parse twitter.json