Added tests for Function::Parameters parser

Units/function-parameters.r/c-fp-test.d/expected.tags

@@ -0,0 +1,3 @@
+fun	input.c	/^int fun(void) $/;"	f	typeref:typename:int
+method	input.c	/^int method(void) $/;"	f	typeref:typename:int
+sub	input.c	/^int sub(void) $/;"	f	typeref:typename:int

Units/function-parameters.r/c-fp-test.d/input.c

@@ -0,0 +1,14 @@
+int method(void)
+{
+  return 0;
+}
+
+int sub(void)
+{
+  return 0;
+}
+
+int fun(void)
+{
+  return 0;
+}

Units/function-parameters.r/perl-fp-test.d/expected.tags

@@ -0,0 +1,4 @@
+Jim::Butler	input.pl	/^package Jim::Butler;$/;"	p
+my_function	input.pl	/^fun my_function() {}$/;"	f
+my_method	input.pl	/^method my_method() {}$/;"	m
+my_subroutine	input.pl	/^sub my_subroutine {}$/;"	s

Units/function-parameters.r/perl-fp-test.d/input.pl

@@ -0,0 +1,11 @@
+package Jim::Butler;
+
+use Function::Parameters;
+
+method my_method() {}
+
+fun my_function() {}
+
+sub my_subroutine {}
+
+1;

Units/function-parameters.r/python-fp-test.d/expected.tags

@@ -0,0 +1,3 @@
+fun	input.py	/^def fun():$/;"	f
+method	input.py	/^def method():$/;"	f
+sub	input.py	/^def sub():$/;"	f

Units/function-parameters.r/python-fp-test.d/input.py

@@ -0,0 +1,8 @@
+def method():
+    pass
+
+def fun():
+    pass
+
+def sub():
+    pass