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authorBen Elliston <bje@gnu.org>2003-08-16 06:31:50 +0000
committerBen Elliston <bje@gnu.org>2003-08-16 06:31:50 +0000
commit730d3ca912ec9d19d42285799beaf56a1c0d2252 (patch)
tree6b07272f8b88b29573bead20054d5d4c77e9a6df
parentba34cc87f7949afbd0150353fca324261a477574 (diff)
* doc/overview.sgml (overview): Start overhauling chapter.trailing-whitespace-before
* doc/README.Writers: New document on style conventions. * doc/ref.sgml: Replace "test suite" with "testsuite" throughout. * doc/user.sgml: Likewise. * doc/overview.sgml: Likewise. * doc/dejagnu.texi (Design Goals): Change "Deja Gnu" to "DejaGnu".
-rw-r--r--ChangeLog10
-rw-r--r--doc/README.Writers5
-rw-r--r--doc/dejagnu.texi2
-rw-r--r--doc/overview.sgml157
-rw-r--r--doc/ref.sgml6
-rw-r--r--doc/user.sgml46
6 files changed, 120 insertions, 106 deletions
diff --git a/ChangeLog b/ChangeLog
index 6c4b42f..01a0bf7 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,13 @@
+2003-08-16 Ben Elliston <bje@wasabisystems.com>
+
+ * doc/overview.sgml (overview): Start overhauling chapter.
+
+ * doc/README.Writers: New document on style conventions.
+ * doc/ref.sgml: Replace "test suite" with "testsuite" throughout.
+ * doc/user.sgml: Likewise.
+ * doc/overview.sgml: Likewise.
+ * doc/dejagnu.texi (Design Goals): Change "Deja Gnu" to "DejaGnu".
+
2003-08-12 Ben Elliston <bje@wasabisystems.com>
* Makefile.am (tarball): Update path to dejagnu.spec.
diff --git a/doc/README.Writers b/doc/README.Writers
new file mode 100644
index 0000000..4f49612
--- /dev/null
+++ b/doc/README.Writers
@@ -0,0 +1,5 @@
+Conventions:
+
+ * Use DejaGnu, not "Dejagnu" or "Deja Gnu".
+ * Use "testsuite", not "test suite".
+ * Refer to the Tcl, Tk and Expect packages using proper capitalisation.
diff --git a/doc/dejagnu.texi b/doc/dejagnu.texi
index 47443a1..ef433b9 100644
--- a/doc/dejagnu.texi
+++ b/doc/dejagnu.texi
@@ -407,7 +407,7 @@ DejaGnu can use @code{rsh}, @code{rlogin}, @code{telnet}, @code{tip},
@cindex name ``DejaGnu''
@cindex DejaGnu, the name
@cindex Menapace, Julia
-Julia Menapace first coined the term ``Deja Gnu'' to describe an earlier
+Julia Menapace first coined the term ``DejaGnu'' to describe an earlier
testing framework at Cygnus Support. When we replaced it with the
Expect-based framework, it was like DejaGnu all over again@dots{}
diff --git a/doc/overview.sgml b/doc/overview.sgml
index df5bfc1..e1bc35c 100644
--- a/doc/overview.sgml
+++ b/doc/overview.sgml
@@ -118,22 +118,22 @@ into another language, under the above conditions for modified versions.
<preface id=preface>
<title>Abstract</title>
- <para>This document attempts to describe the functionality of
- DejaGnu, the GNU Testing Framework. DejaGnu is entirely written in
+ <para>This document describes the functionality of DejaGnu, the
+ testing framework of the GNU project. DejaGnu is written in
<productname>Expect</productname>, which uses
<productname>Tcl</productname> as a command
- language. <productname>Expect</productname> serves as a very
- programmable shell; you can run any program, as with the usual
- Unix command shells---but once the program is started, your
- test script has fully programmable control of
- its input and output. This does not just apply to the programs
- under test; <command>expect</command> can also run any auxiliary
- program, such as <command>diff</command> or <command>sh</command>,
- with full control over its input and output.</para>
-
- <para>DejaGnu itself is merely a framework for creation of a test
- suites. Test suites are distributed separately for each GNU
- tool.</para>
+ language. <productname>Expect</productname> acts as a very
+ programmable shell. As with other Unix command shells, you can
+ run any program, but once the program is started, your test script
+ has programmable control over its input and output. This does not
+ just apply to the programs under test; <command>expect</command>
+ can also run any auxiliary program, such as
+ <command>diff</command> or <command>sh</command>, with full
+ control over its input and output.</para>
+
+ <para>DejaGnu itself is merely a framework for the creation of
+ testsuites. Testsuites are distributed with each
+ application.</para>
</preface>
@@ -149,16 +149,25 @@ into another language, under the above conditions for modified versions.
Tcl procedures crafted to support writing a test harness. A
<emphasis>Test Harness</emphasis> is the testing
infrastructure that is created to support a specific program
- or tool. Each program can have multiple test suites, all
+ or tool. Each program can have multiple testsuites, all
supported by a single test harness. DejaGnu is written in
<productname>Expect</productname>, which in turn uses
<productname>Tcl</productname> -- Tool command
language. There is more information on Tcl at the <ulink
- URL="http://www.scriptics.com">Scriptics</ulink> web site, and the
+ URL="http://www.scriptics.com">Scriptics</ulink> web site and the
Expect web site is at <ulink
URL="http://expect.nist.gov">NIST</ulink>.</para>
-
- <para>DejaGnu offers several advantages for testing:</para>
+
+ <para>Julia Menapace first coined the term ``DejaGnu'' to describe
+ an earlier testing framework at Cygnus Support she had written
+ for <command>GDB</command>. When we replaced it with the
+ Expect-based framework, it was like DejaGnu all over again.
+ More importantly, it was also named after my daughter, <ulink
+ URL="mailto:deja@welcomehome.org">Deja Snow Savoye</ulink>
+ (now 13 years old as of September 2003), who was a toddler
+ during DejaGnu's beginnings.</para>
+
+ <para>DejaGnu offers several advantages for testing:</para>
<itemizedlist mark="bullet" spacing="compact">
@@ -170,47 +179,37 @@ into another language, under the above conditions for modified versions.
<listitem><para>DejaGnu provides a layer of abstraction which
allows you to write tests that are portable to any host or
target where a program must be tested. For instance, a test
- for <command>GDB</command> can run (from any Unix
- based host) on any target architecture that DejaGnu
- supports. Currently DejaGnu runs tests on many single board
- computers, whose operating software ranges from just a boot
- monitor to a full-fledged, Unix-like realtime OS.</para>
- </listitem>
+ for <command>GDB</command> can run from any supported host
+ system on any supported target system. DejaGnu runs tests on
+ many single board computers, whose operating software ranges
+ from a simple boot monitor to a real-time OS.</para>
+ </listitem>
<listitem><para>All tests have the same output format. This
makes it easy to integrate testing into other software
development processes. DejaGnu's output is designed to be
- parsed by other filtering script, and it is also human
+ parsed by other filtering script and it is also human
readable.</para>
</listitem>
- <listitem><para>Using Tcl and expect, it's easy to create wrappers
- for existing test suites. By incorporating existing tests under
+ <listitem><para>Using Tcl and Expect, it's easy to create wrappers
+ for existing testsuites. By incorporating existing tests under
DejaGnu, it's easier to have a single set of report analyse
programs..</para>
</listitem>
</itemizedlist>
- <para>Running tests requires two things: the testing framework, and
- the test suites themselves. Tests are usually written in
- <productname>Expect</productname> using Tcl, but you can also use a
- Tcl script to run a test suite that is not based on
- <productname>Expect</productname>.
- (<productname>expect</productname> script filenames conventionally
- use <emphasis>.exp</emphasis> as a suffix; for example, the main
- implementation of the DejaGnu test driver is in the file
+ <para>Running tests requires two things: the testing framework and
+ the testsuites themselves. Tests are usually written in
+ <productname>Expect</productname> using Tcl, but you can also use
+ a Tcl script to run a testsuite that is not based on
+ <productname>Expect</productname>. <productname>Expect</productname>
+ script filenames conventionally use <emphasis>.exp</emphasis> as a
+ suffix; for example, the main implementation of the DejaGnu test
+ driver is in the file
<productname>runtest.exp</productname>.)</para>
- <para>Julia Menapace first coined the term ``Deja Gnu'' to describe an
- earlier testing framework at Cygnus Support she had written for
- <command>GDB</command>. When we replaced it with the Expect-based
- framework, it was like DejaGnu all over again. More importantly, it
- was also named after my daughter,<ulink
- URL="mailto:deja@welcomehome.org">Deja Snow Savoye</ulink> (now 12
- years old in Sept of 2002), who was a toddler during DejaGnu's
- creation.</para>
-
</sect1>
<sect1 id=new xreflabel="Release Notes">
@@ -227,7 +226,7 @@ into another language, under the above conditions for modified versions.
are:</para>
<itemizedlist>
- <listitem><para>More builtin support for building target binaries
+ <listitem><para>More built-in support for building target binaries
with the correct linker flags. Currently this only works with
<productname>GCC</productname> as the cross compiler,
preferably with a target supported by
@@ -258,7 +257,7 @@ into another language, under the above conditions for modified versions.
<para>To use DejaGnu on Windows, you need to first install the
<ulink URL="http://www.cygwin.com/">Cygwin</ulink>
release. This works as of the B20.1 release. Cygwin is a POSIX
- system for Windows. This covers both utility programs, and a libray
+ system for Windows. This covers both utility programs and a library
that adds POSIX system calls to Windows. Among them is pseudo tty
support for Windows that emulates the POSIX pty standard. The
latest Cygwin is always available from <ulink
@@ -275,20 +274,20 @@ into another language, under the above conditions for modified versions.
<sect1 id=designgoals xreflabel="Design Goals">
<title>Design Goals</title>
- <para>DejaGnu grew out of the internal needs of Cygnus Solutions. (then
- Cygnus Support). Cygnus maintained and enhanced a variety of free
- programs in many different environments, and we needed a testing
- tool that:</para>
+ <para>DejaGnu grew out of the internal needs of Cygnus Solutions,
+ the company formerly known as Cygnus Support. Cygnus maintained
+ and enhanced a variety of free programs in many different
+ environments and we needed a testing tool that:</para>
<itemizedlist mark="bullet">
<listitem><para>was useful to developers while fixing
- bugs.</para></listitem>
+ bugs;</para></listitem>
<listitem><para>automated running many tests during a software
- release process.</para></listitem>
+ release process;</para></listitem>
<listitem><para>was portable among a variety of host
- computers.</para></listitem>
+ computers;</para></listitem>
<listitem><para>supported cross-development
- testing.</para></listitem>
+ testing;</para></listitem>
<listitem><para>permitted testing interactive programs, like
<command>GDB</command>; and </para></listitem>
<listitem><para>permitted testing batch oriented programs, like
@@ -301,18 +300,18 @@ into another language, under the above conditions for modified versions.
make sure that <command>GDB</command> works as well when cross-debugging
as it does in a native configuration. </para>
- <para>Probably the greatest challenge was testing in a cross-development
- environment (which can be a real nightmare). Most cross-development
- environments are customized by each developer. Even when buying packaged
- boards from vendors there are many differences. The communication
- interfaces vary from a serial line to ethernet. DejaGnu was designed with
- a modular communication setup, so that each kind of communication can be
- added as required, and supported thereafter. Once a communication
- procedure is coded, any test can use it. Currently DejaGnu can use
- <command>rsh</command>, <command>rlogin</command>,
- <command>telnet</command>, <command>tip</command>,
- <command>kermit</command>, and <command>mondfe</command> for remote
- communications.</para>
+ <para>Probably the greatest challenge was testing in a
+ cross-development environment. Most cross-development
+ environments are customized by each developer. Even when buying
+ packaged boards from vendors there are many differences. The
+ communication interfaces vary from a serial line to Ethernet.
+ DejaGnu was designed with a modular communication setup, so that
+ each kind of communication can be added as required and supported
+ thereafter. Once a communication procedure is coded, any test can
+ use it. Currently DejaGnu can use <command>rsh</command>,
+ <command>rlogin</command>, <command>telnet</command>,
+ <command>tip</command>, <command>kermit</command> and
+ <command>mondfe</command> for remote communications.</para>
</sect1>
@@ -320,7 +319,7 @@ into another language, under the above conditions for modified versions.
<title>A POSIX conforming test framework</title>
<para>DejaGnu conforms to the POSIX 1003.3 standard for test
- frameworks. I was also a member of that committe.</para>
+ frameworks. Rob Savoye was a member of that committee.</para>
<para>The POSIX standard 1003.3 defines what a testing framework needs to
provide, in order to permit the creation of POSIX conformance test
@@ -329,23 +328,23 @@ into another language, under the above conditions for modified versions.
to POSIX conformance. POSIX 1003.3 does not specify a particular testing
framework, but at this time there is only one other POSIX conforming test
framework: TET. TET was created by Unisoft for a consortium comprised of
- X/Open, Unix International, and the Open Software Foundation.</para>
+ X/Open, Unix International and the Open Software Foundation.</para>
<para>The POSIX documentation refers to <firstterm>assertions</firstterm>.
An assertion is a description of behavior. For example, if a standard
says ``The sun shall shine'', a corresponding assertion might be ``The
sun is shining.'' A test based on this assertion would pass or fail
- depending on whether it is daytime or nighttime. It is important to note
+ depending on whether it is day or night. It is important to note
that the standard being tested is never 1003.3; the standard being tested
is some other standard, for which the assertions were written.</para>
- <para>As there is no test suite to test testing frameworks for POSIX
+ <para>As there is no testsuite to test testing frameworks for POSIX
1003.3 conformance, verifying conformance to this standard is done by
repeatedly reading the standard and experimenting. One of the main
- things 1003.3 does specify is the set of allowed output messages, and
+ things 1003.3 does specify is the set of allowed output messages and
their definitions. Four messages are supported for a required feature of
- POSIX conforming systems, and a fifth for a conditional feature. DejaGnu
- supports the use of all five output messages; in this sense a test suite
+ POSIX conforming systems and a fifth for a conditional feature. DejaGnu
+ supports the use of all five output messages. In this sense a testsuite
that uses exactly these messages can be considered POSIX conforming.
These definitions specify the output of a test
case:</para>
@@ -393,9 +392,9 @@ into another language, under the above conditions for modified versions.
code. If the test isn't actually run, it must produce
<emphasis>UNRESOLVED</emphasis> rather than just leaving that test
out of the output. This means that you have to be careful when
- writing tests, to not carelessly use tcl statements like
+ writing tests to not carelessly use Tcl commands like
<emphasis>return</emphasis>---if you alter the flow of control of the
- tcl code you must insure that every test still produces some result
+ Tcl code you must insure that every test still produces some result
code.</para>
<para>Here are some of the ways a test may wind up
@@ -429,7 +428,7 @@ into another language, under the above conditions for modified versions.
<variablelist>
<varlistentry>
<term>UNTESTED</term>
- <listitem><para>A test was not run. This is a placeholder, used
+ <listitem><para>A test was not run. This is a place-holder, used
when there is no real test case yet.</para></listitem>
</varlistentry>
</variablelist>
@@ -453,10 +452,10 @@ into another language, under the above conditions for modified versions.
</variablelist>
<para>DejaGnu uses the same output procedures to produce these messages
- for all test suites, and these procedures are already known to conform
- to POSIX 1003.3. For a DejaGnu test suite to conform to POSIX 1003.3,
+ for all testsuites and these procedures are already known to conform
+ to POSIX 1003.3. For a DejaGnu testsuite to conform to POSIX 1003.3,
you must avoid the <emphasis>setup</emphasis>xfail} procedure as
- described in the <emphasis>PASS</emphasis> section above, and you must
+ described in the <emphasis>PASS</emphasis> section above and you must
be careful to return <emphasis>UNRESOLVED</emphasis> where appropriate,
as described in the <emphasis>UNRESOLVED</emphasis> section
above.</para>
diff --git a/doc/ref.sgml b/doc/ref.sgml
index ed642b0..dc9686d 100644
--- a/doc/ref.sgml
+++ b/doc/ref.sgml
@@ -51,8 +51,8 @@
<emphasis>exec</emphasis>prefix}.)</para>
<para>Save for a small number of example tests, the DejaGnu distribution
- itself does not include any test suites; these are available
- separately. Test suites for the GNU development tools are included in
+ itself does not include any testsuites; these are available
+ separately. Testsuites for the GNU development tools are included in
those releases. After configuring the top-level DejaGnu directory, unpack
and configure the test directories for the tools you want to test; then,
in each test directory, run <emphasis>make check</emphasis> to build
@@ -3161,7 +3161,7 @@
and <symbol>${tool}_load</symbol>}, are only called by the test
suites themselves (or by testsuite-specific initialization
code); they may take arguments or not, depending on the
- conventions used within each test suite.</para>
+ conventions used within each testsuite.</para>
<para>The usual convention for return codes from any of these
procedures (although it is not required by
diff --git a/doc/user.sgml b/doc/user.sgml
index cfafca6..1a4c7f2 100644
--- a/doc/user.sgml
+++ b/doc/user.sgml
@@ -711,7 +711,7 @@ powerpc-linux-gcc -g -O2 -o calc calc.o
<chapter id=runningtests>
<title>Running Tests</title>
- <para>There are two ways to execute a test suite. The most
+ <para>There are two ways to execute a testsuite. The most
common way is when there is existing support in the
<filename>Makefile</filename>. This support consists of a
<emphasis>check</emphasis> target. The other way is to execute the
@@ -812,7 +812,7 @@ powerpc-linux-gcc -g -O2 -o calc calc.o
<varlistentry>
<term>UNRESOLVED</term>
<listitem><para>Output from a test requires manual inspection; the
- test suite could not automatically determine the outcome. For
+ testsuite could not automatically determine the outcome. For
example, your tests can report this outcome is when a test does not
complete as expected.</para></listitem>
</varlistentry>
@@ -844,7 +844,7 @@ powerpc-linux-gcc -g -O2 -o calc calc.o
<listitem><para>Indicates a major problem (detected by the test case
itself) in running the test. This is usually an unrecoverable error,
such as a missing file or loss of communication to the target. (POSIX
- test suites should not emit this message; use
+ testsuites should not emit this message; use
<emphasis>UNSUPPORTED</emphasis>, <emphasis>UNTESTED</emphasis>, or
<emphasis>UNRESOLVED</emphasis> instead, as
appropriate.)</para></listitem>
@@ -1054,7 +1054,7 @@ powerpc-linux-gcc -g -O2 -o calc calc.o
<varlistentry id=tool-opt>
<term><option>--tool[name(s)]</option></term>
- <listitem><para>Specifies which test suite to run, and what
+ <listitem><para>Specifies which testsuite to run, and what
initialization module to use. <option>--tool</option> is used
<emphasis>only</emphasis> for these two purposes. It is
<emphasis>not</emphasis> used to name the executable program to
@@ -1163,7 +1163,7 @@ powerpc-linux-gcc -g -O2 -o calc calc.o
<para>Typically, you don't need must to use any command-line options.
<option>--tool</option> used is only required when there are more than
- one test suite in the same directory. The default options are in the
+ one testsuite in the same directory. The default options are in the
local site.exp file, created by "make site.exp".</para>
<para>For example, if the directory <filename>gdb/testsuite</filename>
@@ -1465,7 +1465,7 @@ powerpc-linux-gcc -g -O2 -o calc calc.o
DejaGnu test environment using Tcl variables. This ties the
DejaGnu test scripts into the <command>configure</command> and
<command>make</command> programs. If this file is setup correctly,
- it is possible to execute a test suite merely by typing
+ it is possible to execute a testsuite merely by typing
<command>runtest</command>.</para>
<para>DejaGnu supports two <filename>site.exp</filename>
@@ -1487,7 +1487,7 @@ powerpc-linux-gcc -g -O2 -o calc calc.o
<symbol>DEJAGNU</symbol> to the name of the file. This is also
refered to as the ``global'' config file.</para>
- <para>Any directory containing a configured test suite also has a
+ <para>Any directory containing a configured testsuite also has a
local <filename>site.exp</filename>, capturing configuration values
specific to the tool under test. Since <command>runtest</command>
loads these values last, the individual test configuration can
@@ -1496,7 +1496,7 @@ powerpc-linux-gcc -g -O2 -o calc calc.o
<para>You can usually generate or update the testsuite's local
<filename>site.exp</filename> by typing <command>make
- site.exp</command> in the test suite directory, after the test
+ site.exp</command> in the testsuite directory, after the test
suite is configured.</para>
<para>You can also have a file in your home directory called
@@ -1519,7 +1519,7 @@ powerpc-linux-gcc -g -O2 -o calc calc.o
local to each test directory, rather than in the global
<filename>site.exp</filename> in the installed DejaGnu
library. This file is mostly for supplying tool specific info
- that is required by the test suite.</para>
+ that is required by the testsuite.</para>
<para>All local <filename>site.exp</filename> files have
two sections, separated by comment text. The first section is
@@ -1601,7 +1601,7 @@ powerpc-linux-gcc -g -O2 -o calc calc.o
<para>This file defines the required fields for a local config
file, namely the three config triplets, and the srcdir. It also
defines several other Tcl variables that are used exclusivly by
- the GCC test suite. For most test cases, the CXXFLAGS and LDFLAGS
+ the GCC testsuite. For most test cases, the CXXFLAGS and LDFLAGS
are supplied by DejaGnu itself for cross testing, but to test a
compiler, GCC needs to manipulate these itself.</para>
@@ -2067,8 +2067,8 @@ powerpc-linux-gcc -g -O2 -o calc calc.o
<chapter id=Extending xreflabel="Extending DejaGnu">
<title>Extending DejaGnu</title>
- <sect1 id=addsuite xreflabel="Adding a new Test Suite">
- <title>Adding A New Test Suite</title>
+ <sect1 id=addsuite xreflabel="Adding a new Testsuite">
+ <title>Adding A New Testsuite</title>
<para>The testsuite for a new tool should always be located in that tools
source directory. DejaGnu require the directory be named
@@ -2084,29 +2084,29 @@ powerpc-linux-gcc -g -O2 -o calc calc.o
<para>In general, the best way to learn how to write (code or even prose)
is to read something similar. This principle applies to test cases and
- to test suites. Unfortunately, well-established test suites have a way
+ to testsuites. Unfortunately, well-established testsuites have a way
of developing their own conventions: as test writers become more
experienced with DejaGnu and with Tcl, they accumulate more utilities,
and take advantage of more and more features of
<productname>Expect</productname> and <productname>Tcl</productname> in
general.</para>
- <para>Inspecting such established test suites may make the prospect of
- creating an entirely new test suite appear overwhelming. Nevertheless,
- it is quite straightforward to get a new test suite going.</para>
+ <para>Inspecting such established testsuites may make the prospect of
+ creating an entirely new testsuite appear overwhelming. Nevertheless,
+ it is quite straightforward to get a new testsuite going.</para>
- <para>There is one test suite that is guaranteed not to grow more
+ <para>There is one testsuite that is guaranteed not to grow more
elaborate over time: both it and the tool it tests were created expressly
to illustrate what it takes to get started with DejaGnu. The
<filename>example/</filename> directory of the DejaGnu distribution
contains both an interactive tool called <command>calc</command>, and a
- test suite for it. Reading this test suite, and experimenting with it,
+ testsuite for it. Reading this testsuite, and experimenting with it,
is a good way to supplement the information in this section. (Thanks to
- Robert Lupton for creating calc and its test suite---and also the first
+ Robert Lupton for creating calc and its testsuite---and also the first
version of this section of the manual!)</para>
<para>To help orient you further in this task, here is an outline of the
- steps to begin building a test suite for a program example.</para>
+ steps to begin building a testsuite for a program example.</para>
<itemizedlist mark=bullet>
@@ -2897,8 +2897,8 @@ powerpc-linux-gcc -g -O2 -o calc calc.o
</sect1>
- <sect1 id=adding xreflabel="Adding A Test Case To A Test Suite">
- <title>Adding A Test Case To A Test Suite.</title>
+ <sect1 id=adding xreflabel="Adding A Test Case To A Testsuite">
+ <title>Adding A Test Case To A Testsuite.</title>
<para>There are two slightly different ways to add a test
case. One is to add the test case to an existing directory. The
@@ -2937,7 +2937,7 @@ powerpc-linux-gcc -g -O2 -o calc calc.o
<listitem><para>Add the new directory name to the
<symbol>configdirs</symbol> definition in the
- <filename>configure.in</filename> file for the test suite
+ <filename>configure.in</filename> file for the testsuite
directory. This way when <command>make</command> and
<command>configure</command> next run, they include the new
directory.</para></listitem>