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authorBjörn Gustavsson <[email protected]>2010-04-28 10:06:26 +0200
committerRaimo Niskanen <[email protected]>2010-05-20 12:20:50 +0200
commit9acf89585577a6b26f553838c6663e0aa9f5ecfb (patch)
treec616f907cc59bf37b9fc8d07396218fadfad22b7 /lib
parent15ef8d67bc908a7939606468a5dda74188e65304 (diff)
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Cover handling of 'math' BIFs
Extend float_SUITE to cover the handling of all BIFs in the 'math' module. This change will increase test coverage of erl_bifs and erl_type.
Diffstat (limited to 'lib')
-rw-r--r--lib/compiler/test/float_SUITE.erl24
1 files changed, 24 insertions, 0 deletions
diff --git a/lib/compiler/test/float_SUITE.erl b/lib/compiler/test/float_SUITE.erl
index 07779ddd5a..b48b1daa32 100644
--- a/lib/compiler/test/float_SUITE.erl
+++ b/lib/compiler/test/float_SUITE.erl
@@ -82,6 +82,14 @@ bad_negate(X, Y) when is_float(X) ->
Y1 = -Y, %BIF call.
{X2, Y1}.
+%% Some math functions are not implemented on all platforms.
+-define(OPTIONAL(Expected, Expr),
+ try
+ Expected = Expr
+ catch
+ error:undef -> ok
+ end).
+
math_functions(Config) when is_list(Config) ->
%% Mostly silly coverage.
?line 0.0 = math:tan(0),
@@ -93,6 +101,14 @@ math_functions(Config) when is_list(Config) ->
?line -1.0 = math:cos(math:pi()),
?line 1.0 = math:exp(0),
?line 1.0 = math:pow(math:pi(), 0),
+ ?line 0.0 = math:log(1),
+ ?line 0.0 = math:asin(0),
+ ?line 0.0 = math:acos(1),
+ ?line ?OPTIONAL(0.0, math:asinh(0)),
+ ?line ?OPTIONAL(0.0, math:acosh(1)),
+ ?line ?OPTIONAL(0.0, math:atanh(0)),
+ ?line ?OPTIONAL(0.0, math:erf(0)),
+ ?line ?OPTIONAL(1.0, math:erfc(0)),
?line 0.0 = math:tan(id(0)),
?line 0.0 = math:atan2(id(0), 1),
@@ -101,6 +117,14 @@ math_functions(Config) when is_list(Config) ->
?line 0.0 = math:tanh(id(0)),
?line 1.0 = math:log10(id(10)),
?line 1.0 = math:exp(id(0)),
+ ?line 0.0 = math:log(id(1)),
+ ?line 0.0 = math:asin(id(0)),
+ ?line 0.0 = math:acos(id(1)),
+ ?line ?OPTIONAL(0.0, math:asinh(id(0))),
+ ?line ?OPTIONAL(0.0, math:acosh(id(1))),
+ ?line ?OPTIONAL(0.0, math:atanh(id(0))),
+ ?line ?OPTIONAL(0.0, math:erf(id(0))),
+ ?line ?OPTIONAL(1.0, math:erfc(id(0))),
%% Only for coverage (of beam_type.erl).
?line {'EXIT',{undef,_}} = (catch math:fnurfla(0)),