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author | Erlang/OTP <[email protected]> | 2009-11-20 14:54:40 +0000 |
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committer | Erlang/OTP <[email protected]> | 2009-11-20 14:54:40 +0000 |
commit | 84adefa331c4159d432d22840663c38f155cd4c1 (patch) | |
tree | bff9a9c66adda4df2106dfd0e5c053ab182a12bd /lib/percept/test/egd_SUITE.erl | |
download | otp-84adefa331c4159d432d22840663c38f155cd4c1.tar.gz otp-84adefa331c4159d432d22840663c38f155cd4c1.tar.bz2 otp-84adefa331c4159d432d22840663c38f155cd4c1.zip |
The R13B03 release.OTP_R13B03
Diffstat (limited to 'lib/percept/test/egd_SUITE.erl')
-rw-r--r-- | lib/percept/test/egd_SUITE.erl | 303 |
1 files changed, 303 insertions, 0 deletions
diff --git a/lib/percept/test/egd_SUITE.erl b/lib/percept/test/egd_SUITE.erl new file mode 100644 index 0000000000..603ad628d3 --- /dev/null +++ b/lib/percept/test/egd_SUITE.erl @@ -0,0 +1,303 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2007-2009. All Rights Reserved. +%% +%% The contents of this file are subject to the Erlang Public License, +%% Version 1.1, (the "License"); you may not use this file except in +%% compliance with the License. You should have received a copy of the +%% Erlang Public License along with this software. If not, it can be +%% retrieved online at http://www.erlang.org/. +%% +%% Software distributed under the License is distributed on an "AS IS" +%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See +%% the License for the specific language governing rights and limitations +%% under the License. +%% +%% %CopyrightEnd% +%% + +-module(egd_SUITE). +-include("test_server.hrl"). + +%% Test server specific exports +-export([all/1]). +-export([init_per_suite/1, end_per_suite/1]). +-export([init_per_testcase/2, end_per_testcase/2]). + +%% Test cases +-export([ + image_create_and_destroy/1, + image_shape/1, + image_colors/1, + image_font/1, + image_png_compliant/1 + ]). + +%% Default timetrap timeout (set in init_per_testcase) +-define(default_timeout, ?t:minutes(1)). + +init_per_suite(Config) when is_list(Config) -> + {A1,A2,A3} = now(), + random:seed(A1, A2, A3), + Config. + +end_per_suite(Config) when is_list(Config) -> + Config. + +init_per_testcase(_Case, Config) -> + Dog = ?t:timetrap(?default_timeout), + [{max_size, 800}, {watchdog,Dog} | Config]. + +end_per_testcase(_Case, Config) -> + Dog = ?config(watchdog, Config), + ?t:timetrap_cancel(Dog), + ok. + +all(suite) -> + % Test cases + [ + image_create_and_destroy, + image_shape, + image_colors, + image_font, + image_png_compliant + ]. + +%%---------------------------------------------------------------------- +%% Tests +%%---------------------------------------------------------------------- + +image_create_and_destroy(suite) -> + []; +image_create_and_destroy(doc) -> + ["Image creation and destroy test."]; +image_create_and_destroy(Config) when is_list(Config) -> + {W,H} = get_size(?config(max_size, Config)), + ?line Image = egd:create(W, H), + ?line ok = egd:destroy(Image), + ok. + +image_colors(suite) -> + []; +image_colors(doc) -> + ["Image color test."]; +image_colors(Config) when is_list(Config) -> + {W,H} = get_size(?config(max_size, Config)), + ?line Image = egd:create(W, H), + put(image_size, {W,H}), + + RGB = get_rgb(), + ?line Black = egd:color({0,0,0}), + ?line Red = egd:color({255,0,0}), + ?line Green = egd:color({0,255,0}), + ?line Blue = egd:color({0,0,255}), + ?line Random = egd:color(Image, RGB), + + ?line ok = egd:line(Image, get_point(), get_point(), Random), + ?line ok = egd:line(Image, get_point(), get_point(), Red), + ?line ok = egd:line(Image, get_point(), get_point(), Green), + ?line ok = egd:line(Image, get_point(), get_point(), Black), + ?line ok = egd:line(Image, get_point(), get_point(), Blue), + + HtmlDefaultNames = [black,silver,gray,white,maroon,red, + purple,fuchia,green,lime,olive,yellow,navy,blue,teal, + aqua], + + lists:foreach(fun + (ColorName) -> + ?line Color = egd:color(ColorName), + ?line ok = egd:line(Image, get_point(), get_point(), Color) + end, HtmlDefaultNames), + + ?line <<_/binary>> = egd:render(Image), + ?line ok = egd:destroy(Image), + erase(image_size), + ok. + +image_shape(suite) -> + []; +image_shape(doc) -> + ["Image shape api test."]; +image_shape(Config) when is_list(Config) -> + {W,H} = get_size(?config(max_size, Config)), + put(image_size, {W,H}), + ?line Im = egd:create(W, H), + + ?line Fgc = egd:color({255,0,0}), + + ?line ok = egd:line(Im, get_point(), get_point(), Fgc), + ?line ok = egd:rectangle(Im, get_point(), get_point(), Fgc), + ?line ok = egd:filledEllipse(Im, get_point(), get_point(), Fgc), + ?line ok = egd:arc(Im, get_point(), get_point(), Fgc), + ?line ok = egd:arc(Im, get_point(), get_point(), 100, Fgc), + + Pt1 = get_point(), + Pt2 = get_point(), + + ?line ok = egd:filledRectangle(Im, Pt1, Pt2, Fgc), + + ?line Bitmap = egd:render(Im, raw_bitmap), + + ?line ok = bitmap_point_has_color(Bitmap, {W,H}, Pt2, Fgc), + ?line ok = bitmap_point_has_color(Bitmap, {W,H}, Pt1, Fgc), + + ?line ok = egd:destroy(Im), + erase(image_size), + ok. + +image_font(suite) -> + []; +image_font(doc) -> + ["Image font test."]; +image_font(Config) when is_list(Config) -> + {W,H} = get_size(?config(max_size, Config)), + put(image_size, {W,H}), + ?line Im = egd:create(W, H), + ?line Fgc = egd:color({0,130,0}), + + ?line Filename = filename:join([code:priv_dir(percept),"fonts","6x11_latin1.wingsfont"]), + ?line Font = egd_font:load(Filename), + + % simple text + ?line ok = egd:text(Im, get_point(), Font, "Hello World", Fgc), + ?line <<_/binary>> = egd:render(Im, png), + + GlyphStr1 = " !\"#$%&'()*+,-./", % Codes 32 -> 47 + NumericStr = "0123456789", % Codes 48 -> 57 + GlyphStr2 = ":;<=>?@", % Codes 58 -> 64 + AlphaBigStr = "ABCDEFGHIJKLMNOPQRSTUVWXYZ", % Codes 65 -> 90 + GlyphStr3 = "[\\]^_`", % Codes 91 -> 96 + AlphaSmStr = "abcdefghijklmnopqrstuvwxyz", % Codes 97 -> 122 + GlyphStr4 = "{|}~", % Codes 123 -> 126 + + ?line ok = egd:text(Im, get_point(), Font, GlyphStr1, Fgc), + ?line <<_/binary>> = egd:render(Im, png), + + ?line ok = egd:text(Im, get_point(), Font, NumericStr, Fgc), + ?line <<_/binary>> = egd:render(Im, png), + + ?line ok = egd:text(Im, get_point(), Font, GlyphStr2, Fgc), + ?line <<_/binary>> = egd:render(Im, png), + + ?line ok = egd:text(Im, get_point(), Font, AlphaBigStr, Fgc), + ?line <<_/binary>> = egd:render(Im, png), + + ?line ok = egd:text(Im, get_point(), Font, GlyphStr3, Fgc), + ?line <<_/binary>> = egd:render(Im, png), + + ?line ok = egd:text(Im, get_point(), Font, AlphaSmStr, Fgc), + ?line <<_/binary>> = egd:render(Im, png), + + ?line ok = egd:text(Im, get_point(), Font, GlyphStr4, Fgc), + ?line <<_/binary>> = egd:render(Im, png), + + ?line ok = egd:destroy(Im), + erase(image_size), + ok. + +image_png_compliant(suite) -> + []; +image_png_compliant(doc) -> + ["Image png compliant test."]; +image_png_compliant(Config) when is_list(Config) -> + {W,H} = get_size(?config(max_size, Config)), + put(image_size, {W,H}), + ?line Im = egd:create(W, H), + ?line Fgc = egd:color({0,0,0}), + ?line ok = egd:filledRectangle(Im, get_point(), get_point(), Fgc), + + ?line Bin = egd:render(Im, png), + ?line true = binary_is_png_compliant(Bin), + + ?line ok = egd:destroy(Im), + erase(image_size), + ok. + +%%---------------------------------------------------------------------- +%% Auxiliary tests +%%---------------------------------------------------------------------- + +bitmap_point_has_color(Bitmap, {W,_}, {X,Y}, C) -> + {CR,CG,CB,_} = egd_primitives:rgb_float2byte(C), + N = W*Y*3 + X*3, + << _:N/binary, R,G,B, _/binary>> = Bitmap, + case {R,G,B} of + {CR,CG,CB} -> ok; + Other -> + io:format("bitmap_point_has_color: error color was ~p, should be ~p~n", [Other, {CR,CG,CB}]), + {error, {Other,{CR,CG,CB}}} + end. + +%% jfif header by specification +%% 2 bytes, length +%% 5 bytes, identifier ="JFIF\0" +%% 2 bytes, version, (major, minor) +%% 1 byte , units +%% However, JFIF seems to start at 6 (7 with 1-index)? + +binary_is_jfif_compliant(JpegBin) -> + ?line {Bin, _} = split_binary(JpegBin, 11), + List = binary_to_list(Bin), + case lists:sublist(List, 7, 4) of + "JFIF" -> true; + Other -> + io:format("img -> ~p~n", [Other]), + false + end. + +binary_is_gif_compliant(GifBin) -> + ?line {Bin, _} = split_binary(GifBin, 10), + List = binary_to_list(Bin), + case lists:sublist(List, 1,5) of + "GIF87" -> true; + Other -> + io:format("img -> ~p~n", [Other]), + false + end. + +binary_is_png_compliant(PngBin) -> + ?line {Bin, _} = split_binary(PngBin, 10), + List = binary_to_list(Bin), + case lists:sublist(List, 2,3) of + "PNG" -> true; + Other -> + io:format("img -> ~p~n", [Other]), + false + end. + +%%---------------------------------------------------------------------- +%% Auxiliary +%%---------------------------------------------------------------------- + + +get_rgb() -> + R = random(255), + G = random(255), + B = random(255), + {R,G,B}. + +get_angle() -> + random(359). + +get_point() -> + get_point(get(image_size)). +get_point({W,H}) -> + X = random(W - 1), + Y = random(H - 1), + {X,Y}. + +get_size(Max) -> + W = trunc(random(Max/2) + Max/2 + 1), + H = trunc(random(Max/2) + Max/2 + 1), + io:format("Image size will be ~p x ~p~n", [W,H]), + {W,H}. + +get_points(N) -> + get_points(N, []). +get_points(0, Out) -> + Out; +get_points(N, Out) -> + get_points(N - 1, [get_point() | Out]). + +random(N) -> trunc(random:uniform(trunc(N + 1)) - 1). |