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https://github.com/golang/go
synced 2024-11-21 21:34:40 -07:00
gotest: replace the shell script with the compiled program written in go.
Update the make sequence: gotest must now be installed after the packages. R=rsc CC=golang-dev https://golang.org/cl/4323044
This commit is contained in:
Rob Pike
parent
518c0adb17
commit
fb80f63cf7
@ -18,7 +18,6 @@ DIRS=\
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gc\
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godefs\
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gopack\
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gotest\
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gotry\
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nm\
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prof\
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@ -45,6 +44,7 @@ CLEANDIRS=\
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gofix\
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gofmt\
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goinstall\
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gotest\
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gotype\
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goyacc\
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hgpatch\
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@ -4,15 +4,8 @@
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include ../../Make.inc
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TARG=install
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clean:
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@true
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install: install-gotest
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install-%: %
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! test -f "$(GOBIN)"/$* || chmod u+w "$(GOBIN)"/$*
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sed 's`@@GOROOT@@`$(GOROOT_FINAL)`' $* >"$(GOBIN)"/$*
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chmod +x "$(GOBIN)"/$*
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TARG=gotest
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GOFILES=\
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gotest.go\
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include ../../Make.cmd
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@ -36,9 +36,14 @@ The package is built in a special subdirectory so it does not
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interfere with the non-test installation.
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Usage:
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gotest [pkg_test.go ...]
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gotest [-c] [-x] [testflags...] [pkg_test.go...]
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The resulting binary, called (for amd64) 6.out, has several flags.
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The flags specific to gotest include -x, which prints each subcommand
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gotest executes, and -c, which causes gotest to compile the test
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binary but not run it. The testflags are passed to the test binary
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and are documented below.
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The resulting test binary, called (for amd64) 6.out, has several flags.
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Usage:
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6.out [-test.v] [-test.run pattern] [-test.bench pattern] \
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@ -70,5 +75,12 @@ The -test.short package tells long-running tests to shorten their
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run time. It is off by default but set by all.bash so installations
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of the Go tree can do a sanity check but not spend time running the
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full test suite.
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For convenience, each -test.X flag of the test binary is also
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available as the flag -X in gotest itself. For instance, the command
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gotest -v -test.cpuprofile=prof.out
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will compile the test binary and then run it as
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6.out -test.v -cpuprofile=prof.out
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*/
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package documentation
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@ -1,212 +0,0 @@
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#!/usr/bin/env bash
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# Copyright 2009 The Go Authors. All rights reserved.
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# Use of this source code is governed by a BSD-style
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# license that can be found in the LICENSE file.
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# Using all the *_test.go files in the current directory, write out a file
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# _testmain.go that runs all its tests. Compile everything and run the
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# tests.
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# If files are named on the command line, use them instead of *_test.go.
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# Makes egrep,grep work better in general if we put them
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# in ordinary C mode instead of what the current language is.
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unset LANG
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export LC_ALL=C
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export LC_CTYPE=C
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_GC=$GC # Make.inc will overwrite this
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if [ ! -f [Mm]akefile ]; then
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echo 'please create a Makefile for gotest; see http://golang.org/doc/code.html for details' 1>&2
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exit 2
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fi
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export GOROOT=${GOROOT:-"@@GOROOT@@"}
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eval $(gomake -j1 --no-print-directory -f "$GOROOT"/src/Make.inc go-env)
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if [ -z "$O" ]; then
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echo 'missing $O - maybe no Make.$GOARCH?' 1>&2
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exit 2
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fi
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E="$GORUN"
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# Allow overrides
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GC="${_GC:-$GC} -I _test"
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GL="${GL:-$LD} -L _test"
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AS="$AS"
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CC="$CC"
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LD="$LD"
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export GC GL O AS CC LD
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gofiles=""
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loop=true
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while $loop; do
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case "x$1" in
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x-*)
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loop=false
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;;
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x)
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loop=false
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;;
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*)
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gofiles="$gofiles $1"
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shift
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;;
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esac
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done
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case "x$gofiles" in
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x)
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gofiles=$(echo -n $(ls *_test.go 2>/dev/null))
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esac
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case "x$gofiles" in
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x)
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echo 'no test files found (*_test.go)' 1>&2
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exit 2
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esac
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# Run any commands given in sources, like
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# // gotest: $GC foo.go
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# to build any test-only dependencies.
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sed -n 's/^\/\/ gotest: //p' $gofiles | sh -e || exit 1
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# Split $gofiles into external gofiles (those in *_test packages)
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# and internal ones (those in the main package).
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xgofiles=$(echo $(grep '^package[ ]' $gofiles /dev/null | grep ':.*_test' | sed 's/:.*//'))
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gofiles=$(echo $(grep '^package[ ]' $gofiles /dev/null | grep -v ':.*_test' | sed 's/:.*//'))
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# External $O file
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xofile=""
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havex=false
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if [ "x$xgofiles" != "x" ]; then
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xofile="_xtest_.$O"
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havex=true
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fi
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set -e
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gomake testpackage-clean
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gomake testpackage "GOTESTFILES=$gofiles"
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if $havex; then
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$GC -o $xofile $xgofiles
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fi
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# They all compile; now generate the code to call them.
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# Suppress output to stdout on Linux
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MAKEFLAGS=
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MAKELEVEL=
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# usage: nmgrep pattern file...
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nmgrep() {
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pat="$1"
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shift
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for i
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do
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# Package symbol "".Foo is pkg.Foo when imported in Go.
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# Figure out pkg.
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case "$i" in
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*.a)
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pkg=$(gopack p $i __.PKGDEF | sed -n 's/^package //p' | sed 's/ .*//' | sed 1q)
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;;
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*)
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pkg=$(sed -n 's/^ .* in package "\(.*\)".*/\1/p' $i | sed 1q)
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;;
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esac
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6nm -s "$i" | egrep ' T .*\.'"$pat"'$' |
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sed 's/.* //; /\..*\./d; s/""\./'"$pkg"'./g'
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done
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}
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localname() {
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# The package main has been renamed to __main__ when imported.
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# Adjust its uses.
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echo $1 | sed 's/^main\./__main__./'
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}
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importpath=$(gomake -s importpath)
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{
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# test functions are named TestFoo
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# the grep -v eliminates methods and other special names
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# that have multiple dots.
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pattern='Test([^a-z].*)?'
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tests=$(nmgrep $pattern _test/$importpath.a $xofile)
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if [ "x$tests" = x ]; then
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echo 'gotest: error: no tests matching '$pattern in _test/$importpath.a $xofile 1>&2
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exit 2
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fi
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# benchmarks are named BenchmarkFoo.
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pattern='Benchmark([^a-z].*)?'
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benchmarks=$(nmgrep $pattern _test/$importpath.a $xofile)
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# package spec
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echo 'package main'
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echo
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# imports
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if echo "$tests" | egrep -v '_test\.' >/dev/null; then
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case "$importpath" in
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testing)
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;;
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main)
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# Import path main is reserved, so import with
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# explicit reference to ./_test/main instead.
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# Also, the file we are writing defines a function named main,
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# so rename this import to __main__ to avoid name conflict.
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echo 'import __main__ "./_test/main"'
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;;
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*)
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echo 'import "'$importpath'"'
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;;
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esac
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fi
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if $havex; then
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echo 'import "./_xtest_"'
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fi
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echo 'import "testing"'
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echo 'import __os__ "os"' # rename in case tested package is called os
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echo 'import __regexp__ "regexp"' # rename in case tested package is called regexp
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# test array
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echo
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echo 'var tests = []testing.InternalTest{'
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for i in $tests
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do
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j=$(localname $i)
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echo ' {"'$i'", '$j'},'
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done
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echo '}'
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# benchmark array
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# The comment makes the multiline declaration
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# gofmt-safe even when there are no benchmarks.
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echo 'var benchmarks = []testing.InternalBenchmark{ //'
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for i in $benchmarks
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do
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j=$(localname $i)
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echo ' {"'$i'", '$j'},'
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done
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echo '}'
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# body
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echo \
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'
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var matchPat string
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var matchRe *__regexp__.Regexp
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func matchString(pat, str string) (result bool, err __os__.Error) {
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if matchRe == nil || matchPat != pat {
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matchPat = pat
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matchRe, err = __regexp__.Compile(matchPat)
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if err != nil {
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return
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}
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}
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return matchRe.MatchString(str), nil
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}
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func main() {
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testing.Main(matchString, tests, benchmarks)
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}'
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}>_testmain.go
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$GC _testmain.go
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$GL _testmain.$O
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$E ./$O.out "$@"
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@ -157,8 +157,9 @@ DIRS=\
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../cmd/godoc\
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../cmd/gofix\
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../cmd/gofmt\
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../cmd/gotype\
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../cmd/goinstall\
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../cmd/gotest\
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../cmd/gotype\
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../cmd/govet\
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../cmd/goyacc\
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../cmd/hgpatch\
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@ -192,6 +193,7 @@ NOTEST+=\
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../cmd/ebnflint\
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../cmd/godoc\
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../cmd/gofmt\
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../cmd/gotest\
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../cmd/govet\
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../cmd/goyacc\
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../cmd/hgpatch\
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