Library of reusable VHDL components
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library ieee;
use ieee.std_logic_1164.all;
library libvhdl;
use libvhdl.StringP.all;
package AssertP is
procedure assert_true ( a : in boolean;
str : in string := "a should be evaluate to true";
level : in severity_level := failure);
procedure assert_false ( a : in boolean;
str : in string := "a should be evaluate to false";
level : in severity_level := failure);
procedure assert_equal (a, b : in integer;
str : in string := "";
level : in severity_level := failure);
procedure assert_equal ( a, b : in std_logic_vector;
str : in string := "";
level : in severity_level := failure);
procedure assert_equal ( a, b : in string;
str : in string := "";
level : in severity_level := failure);
procedure assert_unequal (a, b : in integer;
str : in string := "";
level : in severity_level := failure);
procedure assert_unequal ( a, b : in std_logic_vector;
str : in string := "";
level : in severity_level := failure);
procedure assert_unequal ( a, b : in string;
str : in string := "";
level : in severity_level := failure);
end package AssertP;
package body AssertP is
procedure assert_true ( a : in boolean;
str : in string := "a should be evaluate to true";
level : in severity_level := failure) is
begin
assert a
report str
severity level;
end procedure assert_true;
procedure assert_false ( a : in boolean;
str : in string := "a should be evaluate to false";
level : in severity_level := failure) is
begin
assert not(a)
report str
severity level;
end procedure assert_false;
procedure assert_equal ( a, b : in integer;
str : in string := "";
level : in severity_level := failure) is
begin
if (str'length = 0) then
assert a = b
report integer'image(a) & " should be equal to " & integer'image(b)
severity level;
else
assert a = b
report str
severity level;
end if;
end procedure assert_equal;
procedure assert_equal ( a, b : in std_logic_vector;
str : in string := "";
level : in severity_level := failure) is
begin
if (str'length = 0) then
assert a = b
report "FAILURE: " & to_string(a) & " should be equal to " & to_string(b)
severity level;
else
assert a = b
report str
severity level;
end if;
end procedure assert_equal;
procedure assert_equal ( a,b : in string;
str : in string := "";
level : in severity_level := failure) is
begin
if (str'length = 0) then
assert a = b
report "FAILURE: " & a & " should be equal to " & b
severity level;
else
assert a = b
report str
severity level;
end if;
end procedure assert_equal;
procedure assert_unequal ( a, b : in integer;
str : in string := "";
level : in severity_level := failure) is
begin
if (str'length = 0) then
assert a /= b
report integer'image(a) & " should not be equal to " & integer'image(b)
severity level;
else
assert a /= b
report str
severity level;
end if;
end procedure assert_unequal;
procedure assert_unequal ( a, b : in std_logic_vector;
str : in string := "";
level : in severity_level := failure) is
begin
if (str'length = 0) then
assert a /= b
report "FAILURE: " & to_string(a) & " should not be equal to " & to_string(b)
severity level;
else
assert a /= b
report str
severity level;
end if;
end procedure assert_unequal;
procedure assert_unequal ( a,b : in string;
str : in string := "";
level : in severity_level := failure) is
begin
if (str'length = 0) then
assert a /= b
report "FAILURE: " & a & " should not be equal to " & b
severity level;
else
assert a /= b
report str
severity level;
end if;
end procedure assert_unequal;
end package body AssertP;