test:is_capable

Author: scivision

+stdlib/+python/ram_free.m

@@ -2,9 +2,11 @@
 
 try
   vm = py.psutil.virtual_memory();
-  n = uint64(vm.available);
+  n = vm.available;
 catch
   n = 0;
 end
 
+n = uint64(n);
+
 end

test/TestDisk.m

@@ -7,7 +7,7 @@
 
 properties (TestParameter)
 Ps = {".", "", "/", getenv("SystemDrive"), "not-exist"}
-device_fun = init_device_fun()
+device_fun = {@stdlib.device, @stdlib.sys.device, @stdlib.dotnet.device, @stdlib.java.device, @stdlib.python.device}
 end
 
 methods (Test)
@@ -62,6 +62,8 @@ function test_filesystem_type(tc, Ps)
 
 
 function test_device(tc, device_fun)
+is_capable(tc, device_fun)
+
 if ispc()
   tc.verifyGreaterThan(device_fun(pwd()), 0)
 else
@@ -88,14 +90,3 @@ function test_owner(tc)
 end
 
 
-function device_fun = init_device_fun()
-device_fun = {@stdlib.sys.device, @stdlib.device};
-
-if isunix() && stdlib.java_api() > 11
-  device_fun{end+1} = @stdlib.java.device;
-end
-
-if stdlib.has_python()
-  device_fun{end+1} = @stdlib.python.device;
-end
-end

test/TestSys.m

@@ -129,15 +129,3 @@ function test_ram_free(tc, ram_free_fun)
 
 end
 
-
-function is_capable(tc, f)
-
-n = func2str(f);
-if contains(n, "java")
-  tc.assumeTrue(stdlib.has_java())
-end
-if contains(n, "python")
-  tc.assumeTrue(stdlib.has_python())
-end
-
-end

test/is_capable.m

@@ -0,0 +1,42 @@
+function is_capable(tc, f)
+arguments
+  tc (1,1) matlab.unittest.TestCase
+  f (1,1) function_handle
+end
+
+n = func2str(f);
+
+if contains(n, "dotnet")
+
+  dapi = stdlib.dotnet_api();
+
+  tc.assumeGreaterThan(dapi, 0)
+
+elseif contains(n, "java")
+
+  japi = stdlib.java_api();
+  tc.assumeGreaterThan(japi, 0)
+
+  if endsWith(n, "device")
+    tc.assumeTrue(isunix())
+    tc.assumeGreaterThanOrEqual(japi, 11)
+  end
+
+elseif contains(n, "python")
+
+   tc.assumeTrue(stdlib.has_python())
+
+   try 
+     py.psutil.version_info();
+     has_psutil = true;
+   catch
+     has_psutil = false;
+   end
+
+   if contains(n, ["ram_free", "ram_total"])
+     tc.assumeTrue(has_psutil, "need Python psutil package")
+   end
+
+end
+
+end