Re: [testdrivendevelopment] "bottom-up" TDD and common behaviors

"Ron Jeffries" <[email protected]> Mon, 2 Dec 2019 08:29:57 -0500
Newsgroups gmane.comp.programming.test-driven-development
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Yes. And if I didn't mind modifying a field, testing it that way is OK.
If I knew the context I'd have a better idea but as it stands I'm thinking=
 my object must know whether it can modify fields or not. I suppose a modif=
yField operation might return T/F ...

R

> On Dec 2, 2019, at 8:18 AM, Avi Kessner <[email protected]> wrote:
>=20
> Best to test to behaviour, not implementation/capability, I think.


Ron Jeffries
ronjeffries.com <http://ronjeffries.com/>
If it is more than you need, it is waste. -- Andy Seidl


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<html><head><meta http-equiv=3D"Content-Type" content=3D"text/html; charset=
=
=3Dus-ascii"></head><body style=3D"word-wrap: break-word; -webkit-nbsp-mod=
e: space; line-break: after-white-space;" class=3D"">Yes. And if I didn't m=
ind modifying a field, testing it that way is OK.<div class=3D"">If I knew =
the context I'd have a better idea but as it stands I'm thinking my object =
must know whether it can modify fields or not. I suppose a modifyField oper=
ation might return T/F ...</div><div class=3D""><br class=3D""></div><div c=
lass=3D"">R<br class=3D""><div><br class=3D""><blockquote type=3D"cite" cla=
ss=3D""><div class=3D"">On Dec 2, 2019, at 8:18 AM, Avi Kessner &lt;<a href=
=
=3D"mailto:[email protected]" class=3D"">[email protected]</a>&gt; wrote=
:</div><br class=3D"Apple-interchange-newline"><div class=3D""><span style=
=3D"caret-color: rgb(0, 0, 0); font-family: ArialMT; font-size: 18px; font=
-style: normal; font-variant-caps: normal; font-weight: normal; letter-spac=
ing: normal; text-align: start; text-indent: 0px; text-transform: none; whi=
te-space: normal; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-d=
ecoration: none; float: none; display: inline !important;" class=3D"">Best =
to test to behaviour, not implementation/capability, I think.</span></div><=
/blockquote></div><br class=3D""><div class=3D"">
<div style=3D"color: rgb(0, 0, 0); letter-spacing: normal; orphans: auto; =
text-align: start; text-indent: 0px; text-transform: none; white-space: nor=
mal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; word-=
wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white=
-space;" class=3D""><div style=3D"color: rgb(0, 0, 0); letter-spacing: norm=
al; orphans: auto; text-align: start; text-indent: 0px; text-transform: non=
e; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-strok=
e-width: 0px; word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line=
-break: after-white-space;" class=3D""><span class=3D"Apple-style-span" sty=
le=3D"border-collapse: separate; color: rgb(0, 0, 0); font-variant: normal;=
 letter-spacing: normal; line-height: normal; orphans: 2; text-align: -webk=
it-auto; text-indent: 0px; text-transform: none; white-space: normal; widow=
s: 2; word-spacing: 0px; border-spacing: 0px; -webkit-text-decorations-in-e=
ffect: none; -webkit-text-stroke-width: 0px;"><div style=3D"word-wrap: brea=
k-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" c=
lass=3D""><span class=3D"Apple-style-span" style=3D"border-collapse: separa=
te; color: rgb(0, 0, 0); font-variant: normal; letter-spacing: normal; line=
-height: normal; orphans: 2; text-align: -webkit-auto; text-indent: 0px; te=
xt-transform: none; white-space: normal; widows: 2; word-spacing: 0px; bord=
er-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-str=
oke-width: 0px;"><div class=3D""><br class=3D"Apple-interchange-newline">Ro=
n Jeffries</div><div class=3D""><a href=3D"http://ronjeffries.com" class=3D=
"">ronjeffries.com</a></div><div class=3D""><div class=3D"">If it is more t=
han you need, it is waste. -- Andy Seidl</div></div></span></div></span></d=
iv></div>
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