def test_xdot_json():
"""
check the output of xdot’s JSON API
"""
# find our collocated C helper
c_src = Path(__file__).parent / "xdot2json.c"
# some valid xdot commands to process
input = "c 9 -#fffffe00 C 7 -#ffffff P 4 0 0 0 36 54 36 54 0"
# ask our C helper to process this
try:
ret, output, err = run_c(c_src, input=input, link=["xdot"])
except subprocess.CalledProcessError:
# FIXME: Remove this try-catch when
# https://gitlab.com/graphviz/graphviz/-/issues/1777 is fixed
if os.getenv("build_system") == "msbuild":
pytest.skip("Windows MSBuild release does not contain any header "
"files (#1777)")
raise
assert ret == 0
assert err == ""
if os.getenv("build_system") == "msbuild":
pytest.fail("Windows MSBuild unexpectedly passed compilation of a "
"Graphviz header. Remove the above try-catch? (#1777)")
# confirm the output was what we expected
assert output == '[\n' \
'{c : "#fffffe00"},\n' \
'{C : "#ffffff"},\n' \
'{P : [0.000000,0.000000,0.000000,36.000000,54.000000,' \
'36.000000,54.000000,0.000000]}\n' \
']\n'
def test_2089_2():
"""
HTML-like and non-HTML-like strings should peacefully coexist
https://gitlab.com/graphviz/graphviz/-/issues/2089
"""
# find co-located test source
c_src = (Path(__file__).parent / "2089.c").resolve()
assert c_src.exists(), "missing test case"
# run it
ret, stdout, stderr = run_c(c_src, link=["cgraph"])
sys.stdout.write(stdout)
sys.stderr.write(stderr)
assert ret == 0
def test_itos(): """run the itos unit tests""" # locate the itos unit tests src = Path(__file__).parent.resolve() / "../lib/cgraph/test_itos.c" assert src.exists() # locate lib directory that needs to be in the include path lib = Path(__file__).parent.resolve() / "../lib" # extra C flags this compilation needs cflags = ['-I', lib] ret, _, _ = run_c(src, cflags=cflags) assert ret == 0
def test_vmalloc():
"""run the vmalloc unit tests"""
# locate the vmalloc unit tests
src = Path(__file__).parent.resolve() / "../lib/vmalloc/test.c"
assert src.exists()
# locate lib directory that needs to be in the include path
lib = Path(__file__).parent.resolve() / "../lib"
# extra C flags this compilation needs
cflags = ["-I", lib]
if platform.system() != "Windows":
cflags += ["-std=gnu99", "-Wall", "-Wextra", "-Werror"]
ret, _, _ = run_c(src, cflags=cflags)
assert ret == 0
def test_package_version():
"""
The graphviz_version.h header should define a non-empty PACKAGE_VERSION
"""
# FIXME: Remove skip when
# https://gitlab.com/graphviz/graphviz/-/issues/1777 is fixed
if os.getenv("build_system") == "msbuild":
pytest.skip(
"Windows MSBuild release does not contain any header files (#1777)"
)
# find co-located test source
c_src = (Path(__file__).parent / "check-package-version.c").resolve()
assert c_src.exists(), "missing test case"
# run the test
ret, _, _ = run_c(c_src)
assert ret == 0
def test_1910():
"""
Repeatedly using agmemread() should have consistent results
https://gitlab.com/graphviz/graphviz/-/issues/1910
"""
# FIXME: Remove skip when
# https://gitlab.com/graphviz/graphviz/-/issues/1777 is fixed
if os.getenv("build_system") == "msbuild":
pytest.skip(
"Windows MSBuild release does not contain any header files (#1777)"
)
# find co-located test source
c_src = (Path(__file__).parent / "1910.c").resolve()
assert c_src.exists(), "missing test case"
# run the test
ret, _, _ = run_c(c_src, link=["cgraph", "gvc"])
assert ret == 0
def test_2057():
"""
gvToolTred should be usable by user code
https://gitlab.com/graphviz/graphviz/-/issues/2057
"""
# FIXME: Remove skip when
# https://gitlab.com/graphviz/graphviz/-/issues/1777 is fixed
if os.getenv("build_system") == "msbuild":
pytest.skip(
"Windows MSBuild release does not contain any header files (#1777)"
)
# find co-located test source
c_src = (Path(__file__).parent / "2057.c").resolve()
assert c_src.exists(), "missing test case"
# run the test
ret, _, _ = run_c(c_src, link=["gvc"])
assert ret == 0
def test_compile_example(src):
"""try to compile the example"""
# construct an absolute path to the example
filepath = Path(__file__).parent.resolve() / ".." / "dot.demo" / src
libs = ["cgraph", "gvc"]
# FIXME: Remove skip of execution of neatopack.c example when
# https://gitlab.com/graphviz/graphviz/-/issues/1800 has been fixed
if src == "neatopack.c":
pytest.skip("Executing neatopack gives segmentation fault (#1800)")
# run the example
args = ["-Kneato"] if src in ["demo.c", "dot.c"] else []
ret, out, err = run_c(filepath, args, "graph {a -- b}", link=libs)
print(f"returncode: {ret} = 0x{ret:08x}")
if ret != 0:
print(out)
print(err)
assert ret == 0
def test_1767():
"""
using the Pango plugin multiple times should produce consistent results
https://gitlab.com/graphviz/graphviz/-/issues/1767
"""
# FIXME: Remove skip when
# https://gitlab.com/graphviz/graphviz/-/issues/1777 is fixed
if os.getenv("build_system") == "msbuild":
pytest.skip(
"Windows MSBuild release does not contain any header files (#1777)"
)
# find co-located test source
c_src = (Path(__file__).parent / "1767.c").resolve()
assert c_src.exists(), "missing test case"
# find our co-located dot input
dot = (Path(__file__).parent / "1767.dot").resolve()
assert dot.exists(), "missing test case"
ret, stdout, _ = run_c(c_src, [dot], link=["cgraph", "gvc"])
assert ret == 0