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実践DIコンテナ
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Sota Sugiura
April 20, 2016
Technology
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5k
実践DIコンテナ
DIコンテナを使って役に立った場面をご紹介
PHP BLT#4 (
http://phpblt.connpass.com/event/27655/
) 発表資料
Sota Sugiura
April 20, 2016
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Transcript
࣮ફ%*ίϯςφ PO-BSBWFM !TPUB 1)1#-5
ࣗݾհ w ਿӜᰜଠ 4PUB4VHJVSB w !TPUB w ͪͺʔྺ w
גࣜձࣾΞΠελΠϧ ʘ'PMMPXNFʗ
ΈΜͳʮ%*ศརͩͧʂʯ
ʮͲ͏͍͏෩ʹʜʁʯ
ͯ͜ͱͰ
%*ίϯςφͷΛ͠·͢ ͬͯΔͧͬͯํπΠολʔͯ͠Ͳ͏ͧ Ňŏ﹏ŏ
%*ͱ w %*%FQFOEFODZ*OKFDUJPO w ʮґଘੑͷೖʯͱݴ͏ͱ͔ݴΘͳ͍ͱ͔ w ৄ͍͠આ໌࣌ؒͷ߹্Χοτ ứʆ
%*ίϯςφͱ w %*ύλʔϯͰґଘղܾ͞ΕͨΠϯελϯεΛฦ ͯ͘͠ΕΔγϩϞϊ w ༷ʑͳ࣮͕͋Δ͕ɺ͜͜Ͱ-BSBWFMΛྫʹ
-BSBWFMʹ͓͚Δ %*ίϯςφ
%*$POUBJOFSPO-BSBWFM w ίϯετϥΫλͰλΠϓώϯτ͓͍ͯͨ͠Ϋϥε Λ%*ίϯςφ͕ೖͯ͘͠ΕΔ w ඞཁͳΫϥεʹ͞ΒʹඞཁͳΠϯελϯε͕͋ Ε࠶ؼతʹΠϯελϯεΛೖ͢Δ
%*$POUBJOFSPO-BSBWFM #SFBE
%*$POUBJOFSPO-BSBWFM #SFBE *OFFE #BDPO -FUUVDFBOE5PNBUP public function __construct( Bacon $bacon,
Lettuce $lettuce, Tomato $tomato ) { // }
%*$POUBJOFSPO-BSBWFM %*$POUBJOFS (JWFZPV #SFBE *OFFE #BDPO -FUUVDFBOE5PNBUP #BDPO -FUUVDF 5PNBUP
%*$POUBJOFSPO-BSBWFM %*$POUBJOFS *OFFE4BMU #SFBE #BDPO -FUUVDF 5PNBUP public function __construct(Salt
$salt) { // }
%*$POUBJOFSPO-BSBWFM %*$POUBJOFS (JWFZPV *OFFE4BMU #SFBE #BDPO -FUUVDF 5PNBUP 4BMU
%*$POUBJOFSPO-BSBWFM %*$POUBJOFS /FFE /FFE /FFE #SFBE #BDPO -FUUVDF 5PNBUP 4BMU
/FFE
$MBTT#JOEJOH w %*ίϯςφʹ͋Β͔͡ΊΠϯελϯεΛಥͬࠐ ΊΔ
$MBTT#JOEJOH <?php /* ུ */ /** * */ public function
boot() { $this->app->bind( // ίϯετϥΫλͰλΠϓώϯτ͞ΕΔΫϥε໊ \App\Dinners\PotatoTips::class, function ($app) { // ࣮ࡍʹฦ͞ΕΔΠϯελϯε return new \App\Dinners\Blt; } ); }
$MBTT#JOEJOHT "QQMJDBUJPO *OFFE 1PUBUP5JQT %*$POUBJOFS
$MBTT#JOEJOHT "QQMJDBUJPO *OFFE 1PUBUP5JQT %*$POUBJOFS $this->app->bind( \App\Dinners\PotatoTips::class, function ($app) {
return new \App\Dinners\Blt; } );
$MBTT#JOEJOHT "QQMJDBUJPO *OFFE 1PUBUP5JQT %*$POUBJOFS (JWFZPV #MU
$MBTT#JOEJOHT "QQMJDBUJPO *OFFE 1PUBUP5JQT %*$POUBJOFS (JWFZPV #MU ˞௨ৗͷλΠϓώϯτͱಉ༷ɺ ܧঝؔʹͳ͍ͱΤϥʔʹͳΓ·͢
͜͜·Ͱલ࠲
ຊ ͜ͷ%*ίϯςφ͕ʹཱͬͨ໘Λ͝հʂʂʂ
ͦͷ ࣮ͷࠩ͠ସ͑
Ғ͍ਓʮநʹґଘͤΑʯ w Α͋͘Δ%*ίϯςφͷ͍ํͱͯ͠நΫϥε ʹ۩ΫϥεΛ$MBTT#JOEJOH͢Δ
*OUFSGBDFBOE$MBTT interface Burger { public function addTopping($toppingName); } class Blt
implements Burger { public function addTopping($toppingName) { // } }
#JOE*OUFSGBDF /* in DI Container */ public function boot() {
// ΠϯλʔϑΣʔεʹ۩ΫϥεΛbind // BurgerΠϯλʔϑΣʔεΛλΠϓώϯτ͢Δͱ // BltΫϥε͕ೖ͞ΕΔ $this->app->bind(Burger::class, Blt::class); }
ಥવͷϦΫΤετ ʮԶ#-5͡Όͳͯ͘ςϦϠΩόʔΨʔ͕৯͍ͨʯ
ʮطଘίʔυΛॻ͖͑ͣʹ ཁʹ͍͑ͨʯ
ͦ͏ͩʂநͩʂ w ͜ͷ࣌ɺٻΊΒΕͯΔͷ#VSHFSΠϯλʔ ϑΣʔεΛ࣮ͨ͠৽ͨͳόʔΨʔ w ͭ·Γ෦తͳ࣮͕Ͳ͏มΘΖ͏ͱͦͷந Λ࣮͢Εࠩ͠ସ͕͑Մೳ
/FX$MBTT interface Burger { public function addTopping($toppingName); } class Blt
implements Burger { public function addTopping($toppingName) { // } } class Teriyaki implements Burger { public function addTopping($toppingName) { // } }
$IBOHF$MBTT#JOEJOH /* in DI Container */ public function boot() {
// ݩʑͷΫϥε // $this->app->bind(Burger::class, Blt::class); // ৽ࠩ͘͠͠ସ͑ΔΫϥεΛBinding $this->app->bind(Burger::class, Teriyaki::class); }
.JTTJPO$PNQMFUF 㱼ʆ w நͱ%*ίϯςφΛ͏·͘ѻͬͯطଘίʔυʹ खΛೖΕͣʹ৽͍͠ίʔυʹࠩ͠ସ͑Δ͜ͱ͕ Մೳ w %*ίϯςφ͚ͩͷͰͳ͍ΜͰ͕͢ศརͩΑ ͱ͍͏ʜͶʜ
ͦͷ ςετ࣮
ྫ͑͜ΜͳςετΛॻ͖͍ͨ
501ϖʔδʹΞΫηεͨ͠Β ͪΌΜͱϖʔδ͕දࣔ͞ΕΔ͔
"QQMJDBUJPO5FTUJOH w %#ʹ͍߹Θͤͯฦ͖ͬͯͨͷ͕501ϖʔδ ʹग़Δͣʜ w ͖ͪΜͱɺ͔ͭ%#͔ΒͷϨεϙϯε͕ࡌͬ ͯΕ0,
"QQMJDBUJPO5FTUJOH /** * TOPϖʔδʹΞΫηεͨ͠Β’username'ͷจࣈྻ͕͋Γɺ * HTTPεςʔλείʔυ͕200Ͱ͋Δ͜ͱ */ public function testAccessTopPage()
{ $this->visit('/top') ->see(‘username') ->assertResponseOk(); }
Έ w ςετέʔε࣮ߦ͞ΕΔʹ%#ΞΫηε͢Δͷ πϥΠ w ޭ༻ࣦഊ༻ͷσʔλΛέʔε͝ͱʹ༻ҙ͢Δ ͷπϥΠ w ςετલޙͰ%#ͷ͓আͱ͔πϥΠ
6TF%*$POUBJOFS ͦΕɺ%*ίϯςφͰղܾͰ͖·͢Α
$MBTT#JOEJOH w σʔλʹΞΫηεͯ͠ΔΫϥε%*ίϯςφ͔ Βೖ͞Ε͍ͯΔ w ςετத͚ͩσʔλΞΫηεΫϥεʹߜͬͯϞο ΫΫϥεʹ#JOEJOHͯ͠͠·͓̺͑
.BLJOH.PDL$MBTT // σʔλΞΫηεΫϥεͷϞοΫ࡞ $userMock = \Mockery::mock(\User::class); $userMock->shouldReceive(‘getUsers')->andReturn('username');
#JOEJOH.PDL$MBTT // ϞοΫΫϥεΛBinding $this->app->bind(\User::class, function () use ($userMock) { return
$userMock; });
5FTUJOH public function testAccessTopPage() { // σʔλΞΫηεΫϥεͷϞοΫ࡞ $userMock = \Mockery::mock(\User::class);
$userMock->shouldReceive('getUsers')->andReturn('username'); // ϞοΫΫϥεΛBinding $this->app->bind(\User::class, function () use ($userMock) { return $userMock; }); // ςετ࣮ߦ $this->visit('/top') ->see('username') ->assertResponseOk(); }
.JTTJPO$PNQMFUF 㶅㱿㶅 w ष͍ͷʹ֖ςετͷతΛՌͨͨ͢ΊʹΞϓ ϦέʔγϣϯͷҰ෦͚ͩϞοΫͰࠩ͠ସ͑Δ ͜ͱ͕Ͱ͖ͨʂ w ΞΫηεςετͰͳ͍ͯ͘Ζ͍Ζͳͱ͜ΖͰ Ԡ༻Մೳ w
"1*ΞΫηεͷϞοΫͱ͔
·ͱΊ w %*ίϯςφΫϥεͷґଘ͕ղܾ͞ΕͨΠϯε λϯεΛฦͯ͘͠ΕΔຐ๏ͷശ w ͏·͘པΕςετ࣮ͷࠩ͠ସ͕͑ͱͯ ؆୯@ ᵇʮЏ @ w
ΠέͯΔ%*ίϯςφϥΠϒϥϦҰഋ͋ΔͷͰ ֤ࣗ(PPHMFઌੜʂ
Ҏ্ʂ