#!/bin/sh test_description='word diff colors' . ./test-lib.sh . "$TEST_DIRECTORY"/diff-lib.sh cat >pre.simple <<-\EOF h(4) a = b + c EOF cat >post.simple <<-\EOF h(4),hh[44] a = b + c aa = a aeff = aeff * ( aaa ) EOF cat >expect.letter-runs-are-words <<-\EOF diff --git a/pre b/post index 330b04f..5ed8eff 100644 --- a/pre +++ b/post @@ -1,3 +1,7 @@ h(4),hh[44] a = b + c aa = a aeff = aeff * ( aaa ) EOF cat >expect.non-whitespace-is-word <<-\EOF diff --git a/pre b/post index 330b04f..5ed8eff 100644 --- a/pre +++ b/post @@ -1,3 +1,7 @@ h(4),hh[44] a = b + c aa = a aeff = aeff * ( aaa ) EOF word_diff () { test_must_fail git diff --no-index "$@" pre post >output && test_decode_color output.decrypted && test_cmp expect output.decrypted } test_language_driver () { lang=$1 test_expect_success "diff driver '$lang'" ' cp "$TEST_DIRECTORY/t4034/'"$lang"'/pre" \ "$TEST_DIRECTORY/t4034/'"$lang"'/post" \ "$TEST_DIRECTORY/t4034/'"$lang"'/expect" . && echo "* diff='"$lang"'" >.gitattributes && word_diff --color-words ' } test_expect_success setup ' git config diff.color.old red && git config diff.color.new green && git config diff.color.func magenta ' test_expect_success 'set up pre and post with runs of whitespace' ' cp pre.simple pre && cp post.simple post ' test_expect_success 'word diff with runs of whitespace' ' cat >expect <<-\EOF && diff --git a/pre b/post index 330b04f..5ed8eff 100644 --- a/pre +++ b/post @@ -1,3 +1,7 @@ h(4)h(4),hh[44] a = b + c aa = a aeff = aeff * ( aaa ) EOF word_diff --color-words && word_diff --word-diff=color && word_diff --color --word-diff=color ' test_expect_success '--word-diff=porcelain' ' sed 's/#.*$//' >expect <<-\EOF && diff --git a/pre b/post index 330b04f..5ed8eff 100644 --- a/pre +++ b/post @@ -1,3 +1,7 @@ -h(4) +h(4),hh[44] ~ # significant space ~ a = b + c ~ ~ +aa = a ~ ~ +aeff = aeff * ( aaa ) ~ EOF word_diff --word-diff=porcelain ' test_expect_success '--word-diff=plain' ' cat >expect <<-\EOF && diff --git a/pre b/post index 330b04f..5ed8eff 100644 --- a/pre +++ b/post @@ -1,3 +1,7 @@ [-h(4)-]{+h(4),hh[44]+} a = b + c {+aa = a+} {+aeff = aeff * ( aaa )+} EOF word_diff --word-diff=plain && word_diff --word-diff=plain --no-color ' test_expect_success '--word-diff=plain --color' ' cat >expect <<-\EOF && diff --git a/pre b/post index 330b04f..5ed8eff 100644 --- a/pre +++ b/post @@ -1,3 +1,7 @@ [-h(4)-]{+h(4),hh[44]+} a = b + c {+aa = a+} {+aeff = aeff * ( aaa )+} EOF word_diff --word-diff=plain --color ' test_expect_success 'word diff without context' ' cat >expect <<-\EOF && diff --git a/pre b/post index 330b04f..5ed8eff 100644 --- a/pre +++ b/post @@ -1 +1 @@ h(4)h(4),hh[44] @@ -3,0 +4,4 @@ a = b + c aa = a aeff = aeff * ( aaa ) EOF word_diff --color-words --unified=0 ' test_expect_success 'word diff with a regular expression' ' cp expect.letter-runs-are-words expect && word_diff --color-words="[a-z]+" ' test_expect_success 'set up a diff driver' ' git config diff.testdriver.wordRegex "[^[:space:]]" && cat <<-\EOF >.gitattributes pre diff=testdriver post diff=testdriver EOF ' test_expect_success 'option overrides .gitattributes' ' cp expect.letter-runs-are-words expect && word_diff --color-words="[a-z]+" ' test_expect_success 'use regex supplied by driver' ' cp expect.non-whitespace-is-word expect && word_diff --color-words ' test_expect_success 'set up diff.wordRegex option' ' git config diff.wordRegex "[[:alnum:]]+" ' test_expect_success 'command-line overrides config' ' cp expect.letter-runs-are-words expect && word_diff --color-words="[a-z]+" ' test_expect_success 'command-line overrides config: --word-diff-regex' ' cat >expect <<-\EOF && diff --git a/pre b/post index 330b04f..5ed8eff 100644 --- a/pre +++ b/post @@ -1,3 +1,7 @@ h(4),{+hh+}[44] a = b + c {+aa = a+} {+aeff = aeff * ( aaa+} ) EOF word_diff --color --word-diff-regex="[a-z]+" ' test_expect_success '.gitattributes override config' ' cp expect.non-whitespace-is-word expect && word_diff --color-words ' test_expect_success 'setup: remove diff driver regex' ' test_unconfig diff.testdriver.wordRegex ' test_expect_success 'use configured regex' ' cat >expect <<-\EOF && diff --git a/pre b/post index 330b04f..5ed8eff 100644 --- a/pre +++ b/post @@ -1,3 +1,7 @@ h(4),hh[44] a = b + c aa = a aeff = aeff * ( aaa ) EOF word_diff --color-words ' test_expect_success 'test parsing words for newline' ' echo "aaa (aaa)" >pre && echo "aaa (aaa) aaa" >post && cat >expect <<-\EOF && diff --git a/pre b/post index c29453b..be22f37 100644 --- a/pre +++ b/post @@ -1 +1 @@ aaa (aaa) aaa EOF word_diff --color-words="a+" ' test_expect_success 'test when words are only removed at the end' ' echo "(:" >pre && echo "(" >post && cat >expect <<-\EOF && diff --git a/pre b/post index 289cb9d..2d06f37 100644 --- a/pre +++ b/post @@ -1 +1 @@ (: EOF word_diff --color-words=. ' test_expect_success '--word-diff=none' ' echo "(:" >pre && echo "(" >post && cat >expect <<-\EOF && diff --git a/pre b/post index 289cb9d..2d06f37 100644 --- a/pre +++ b/post @@ -1 +1 @@ -(: +( EOF word_diff --word-diff=plain --word-diff=none ' test_expect_success 'unset default driver' ' test_unconfig diff.wordregex ' test_language_driver ada test_language_driver bibtex test_language_driver cpp test_language_driver csharp test_language_driver css test_language_driver fortran test_language_driver html test_language_driver java test_language_driver matlab test_language_driver objc test_language_driver pascal test_language_driver perl test_language_driver php test_language_driver python test_language_driver ruby test_language_driver tex test_expect_success 'word-diff with diff.sbe' ' cat >expect <<-\EOF && diff --git a/pre b/post index a1a53b5..bc8fe6d 100644 --- a/pre +++ b/post @@ -1,3 +1,3 @@ a [-b-]{+c+} EOF cat >pre <<-\EOF && a b EOF cat >post <<-\EOF && a c EOF test_config diff.suppress-blank-empty true && word_diff --word-diff=plain ' test_expect_success 'word-diff with no newline at EOF' ' cat >expect <<-\EOF && diff --git a/pre b/post index 7bf316e..3dd0303 100644 --- a/pre +++ b/post @@ -1 +1 @@ a a [-a-]{+ab+} a a EOF printf "%s" "a a a a a" >pre && printf "%s" "a a ab a a" >post && word_diff --word-diff=plain ' test_expect_success 'setup history with two files' ' echo "a b; c" >a.tex && echo "a b; c" >z.txt && git add a.tex z.txt && git commit -minitial && # modify both echo "a bx; c" >a.tex && echo "a bx; c" >z.txt && git commit -mmodified -a ' test_expect_success 'wordRegex for the first file does not apply to the second' ' echo "*.tex diff=tex" >.gitattributes && test_config diff.tex.wordRegex "[a-z]+|." && cat >expect <<-\EOF && diff --git a/a.tex b/a.tex --- a/a.tex +++ b/a.tex @@ -1 +1 @@ a [-b-]{+bx+}; c diff --git a/z.txt b/z.txt --- a/z.txt +++ b/z.txt @@ -1 +1 @@ a [-b;-]{+bx;+} c EOF git diff --word-diff HEAD~ >actual && compare_diff_patch expect actual ' test_done