factor/basis/core-text/core-text-tests.factor

37 lines
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Factor

! Copyright (C) 2009 Slava Pestov.
! See http://factorcode.org/license.txt for BSD license.
USING: tools.test core-text core-foundation
core-foundation.dictionaries destructors
arrays kernel generalizations math accessors
core-foundation.utilities
combinators hashtables colors ;
IN: core-text.tests
: test-font ( name -- font )
[ >cf &CFRelease 0.0 f CTFontCreateWithName ] with-destructors ;
[ ] [ "Helvetica" test-font CFRelease ] unit-test
[ ] [
[
kCTFontAttributeName "Helvetica" test-font &CFRelease 2array 1array
<CFDictionary> &CFRelease drop
] with-destructors
] unit-test
: test-typographic-bounds ( string font -- ? )
[
test-font &CFRelease white <CTLine> &CFRelease
line-typographic-bounds {
[ width>> float? ]
[ ascent>> float? ]
[ descent>> float? ]
[ leading>> float? ]
} cleave and and and
] with-destructors ;
[ t ] [ "Hello world" "Helvetica" test-typographic-bounds ] unit-test
[ t ] [ "Hello world" "Chicago" test-typographic-bounds ] unit-test
[ t ] [ "日本語" "Helvetica" test-typographic-bounds ] unit-test