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# -*- tcl -*-
# tabify.test: tests for the tabify sub-package of the textutil package.
#
# This file contains a collection of tests for one or more of the Tcl
# built-in commands. Sourcing this file into Tcl runs the tests and
# generates output for errors. No output means no errors were found.
#
# -------------------------------------------------------------------------
source [file join \
[file dirname [file dirname [file join [pwd] [info script]]]] \
devtools testutilities.tcl]
testsNeedTcl 8.2
testsNeedTcltest 1.0
support {
useLocal repeat.tcl textutil::repeat
}
testing {
useLocal tabify.tcl textutil::tabify
}
# -------------------------------------------------------------------------
test tabify-0.1 {tabify string} {
::textutil::tabify::tabify " hello, world "
} "\thello,\tworld\t"
test tabify-0.2 {tabify string with 4 chars} {
::textutil::tabify::tabify " hello, world " 4
} "\t\thello,\t\tworld\t\t"
test tabify-0.3 {tabify string with 5 chars} {
::textutil::tabify::tabify " hello, world " 5
} "\t hello,\t world\t "
test tabify-1.1 {untabify string} {
::textutil::tabify::untabify "\thello,\tworld\t"
} " hello, world "
test tabify-1.2 {untabify string with 4 chars} {
::textutil::tabify::untabify "\t\thello,\t\tworld\t\t" 4
} " hello, world "
test tabify-1.3 {untabify string with 5 chars} {
::textutil::tabify::untabify "\t hello,\t world\t " 5
} " hello, world "
#
# Tests for version 2 of (un)tabify
#
#
# tests 2.1 - 2.3: see how a single space (after 'hello') is not converted
# to a tab
#
test tabify-2.1 {version 2: tabify, tab size 3} {
::textutil::tabify::tabify2 "hello world" 3
# ---|||---|||--
} "hello \tworld"
test tabify-2.2 {version 2: tabify, tab size 3, more spaces than needed} {
::textutil::tabify::tabify2 "hello world" 3
} "hello \t world"
test tabify-2.3 {version 2: tabify, tab size 3, less spaces than needed} {
::textutil::tabify::tabify2 "hello world" 3
} "hello world"
test tabify-2.4 {version 2: tabify, tab size 8} {
::textutil::tabify::tabify2 "hello world"
} "hello\tworld"
test tabify-2.5 {version 2: tabify, tab size 8, more spaces than needed} {
::textutil::tabify::tabify2 "hello world"
} "hello\t world"
test tabify-2.6 {version 2: tabify, tab size 8, less spaces than needed} {
::textutil::tabify::tabify2 "hello world"
} "hello world"
#
# tests 2.7 & 2.8: 'end of line' (\n or not) of last line is preserved
#
test tabify-2.7 {version 2: tabify, tab size 8, multi line} {
::textutil::tabify::tabify2 "line 1 \n line 2\nline 3 \n line 4"
} "line 1\t\n\tline 2\nline 3\t\n\tline 4"
test tabify-2.8 {version 2: tabify, tab size 8, multi line} {
::textutil::tabify::tabify2 "line 1 \n line 2\nline 3 \n line 4\n"
} "line 1\t\n\tline 2\nline 3\t\n\tline 4\n"
# Test handling of existing tabs ... 2.9 as test and 2.10 the
# discrimator to check that it is correct if I use spaces
# instead of a tab, to see that my understanding is basically correct.
test tabify-2.9 {version 2: handling of existing tabs} {
::textutil::tabify::tabify2 "hello\tworld bye"
# hello...world bye
# --------||||||||---
} "hello\tworld\tbye"
test tabify-2.10 {version 2: handling of existing tabs} {
::textutil::tabify::tabify2 "hello world bye"
} "hello\tworld\tbye"
#
# untabify
#
test tabify-3.1 {version 2: untabify, tab size 3} {
::textutil::tabify::untabify2 "hello \tworld" 3
} "hello world"
test tabify-3.2 {version 2: untabify, tab size 3, tab to single space} {
::textutil::tabify::untabify2 "hello\t\tworld" 3
} "hello world"
#
# The change in tab size from 3 to 8 (silently) results in building the
# appropriate 'Spaces' strings (in 3.5 'Spaces(6)' is needed)
#
test tabify-3.3 {version 2: untabify, tab size 8} {
::textutil::tabify::untabify2 "hello\tworld"
} "hello world"
test tabify-3.4 {version 2: untabify, tab size 8, mix of tab and spaces} {
::textutil::tabify::untabify2 "hello \tworld"
} "hello world"
test tabify-3.5 {version 2: untabify, tab size 8, requires 'long' space string} {
::textutil::tabify::untabify2 "hello\tmy\tworld"
} "hello my world"
#
# tests 3.6 & 3.7: 'end of line' (\n or not) of last line is preserved
#
test tabify-3.6 {version 2: untabify, tab size 8, multi line} {
::textutil::tabify::untabify2 "line 1\t\n\tline 2\nline 3\t\n\tline 4"
} "line 1 \n line 2\nline 3 \n line 4"
test tabify-3.7 {version 2: untabify, tab size 8, multi line} {
::textutil::tabify::untabify2 "line 1\t\n\tline 2\nline 3\t\n\tline 4\n"
} "line 1 \n line 2\nline 3 \n line 4\n"
#
# Edge cases: test for empty string
#
test tabify-4.1 {tabify empty string} { ::textutil::tabify::tabify "" } ""
test tabify-4.2 {untabify empty string} { ::textutil::tabify::untabify "" } ""
test tabify-4.3 {tabify2 empty string} { ::textutil::tabify::tabify2 "" } ""
test tabify-4.4 {untabify2 empty string} { ::textutil::tabify::untabify2 "" } ""
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