| #!/bin/sh |
| |
| test_description='word diff colors' |
| |
| TEST_PASSES_SANITIZE_LEAK=true |
| . ./test-lib.sh |
| . "$TEST_DIRECTORY"/lib-diff.sh |
| |
| cat >pre.simple <<-\EOF |
| h(4) |
| |
| a = b + c |
| EOF |
| cat >post.simple <<-\EOF |
| h(4),hh[44] |
| |
| a = b + c |
| |
| aa = a |
| |
| aeff = aeff * ( aaa ) |
| EOF |
| pre=$(git rev-parse --short $(git hash-object pre.simple)) |
| post=$(git rev-parse --short $(git hash-object post.simple)) |
| cat >expect.letter-runs-are-words <<-EOF |
| <BOLD>diff --git a/pre b/post<RESET> |
| <BOLD>index $pre..$post 100644<RESET> |
| <BOLD>--- a/pre<RESET> |
| <BOLD>+++ b/post<RESET> |
| <CYAN>@@ -1,3 +1,7 @@<RESET> |
| h(4),<GREEN>hh<RESET>[44] |
| |
| a = b + c<RESET> |
| |
| <GREEN>aa = a<RESET> |
| |
| <GREEN>aeff = aeff * ( aaa<RESET> ) |
| EOF |
| cat >expect.non-whitespace-is-word <<-EOF |
| <BOLD>diff --git a/pre b/post<RESET> |
| <BOLD>index $pre..$post 100644<RESET> |
| <BOLD>--- a/pre<RESET> |
| <BOLD>+++ b/post<RESET> |
| <CYAN>@@ -1,3 +1,7 @@<RESET> |
| h(4)<GREEN>,hh[44]<RESET> |
| |
| a = b + c<RESET> |
| |
| <GREEN>aa = a<RESET> |
| |
| <GREEN>aeff = aeff * ( aaa )<RESET> |
| EOF |
| |
| word_diff () { |
| pre=$(git rev-parse --short $(git hash-object pre)) && |
| post=$(git rev-parse --short $(git hash-object post)) && |
| test_must_fail git diff --no-index "$@" pre post >output && |
| test_decode_color <output >output.decrypted && |
| sed -e "2s/index [^ ]*/index $pre..$post/" expect >expected |
| test_cmp expected 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 && |
| <BOLD>diff --git a/pre b/post<RESET> |
| <BOLD>index $pre..$post 100644<RESET> |
| <BOLD>--- a/pre<RESET> |
| <BOLD>+++ b/post<RESET> |
| <CYAN>@@ -1,3 +1,7 @@<RESET> |
| <RED>h(4)<RESET><GREEN>h(4),hh[44]<RESET> |
| |
| a = b + c<RESET> |
| |
| <GREEN>aa = a<RESET> |
| |
| <GREEN>aeff = aeff * ( aaa )<RESET> |
| 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 $pre..$post 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 $pre..$post 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 && |
| <BOLD>diff --git a/pre b/post<RESET> |
| <BOLD>index $pre..$post 100644<RESET> |
| <BOLD>--- a/pre<RESET> |
| <BOLD>+++ b/post<RESET> |
| <CYAN>@@ -1,3 +1,7 @@<RESET> |
| <RED>[-h(4)-]<RESET><GREEN>{+h(4),hh[44]+}<RESET> |
| |
| a = b + c<RESET> |
| |
| <GREEN>{+aa = a+}<RESET> |
| |
| <GREEN>{+aeff = aeff * ( aaa )+}<RESET> |
| EOF |
| word_diff --word-diff=plain --color |
| ' |
| |
| test_expect_success 'word diff without context' ' |
| cat >expect <<-EOF && |
| <BOLD>diff --git a/pre b/post<RESET> |
| <BOLD>index $pre..$post 100644<RESET> |
| <BOLD>--- a/pre<RESET> |
| <BOLD>+++ b/post<RESET> |
| <CYAN>@@ -1 +1 @@<RESET> |
| <RED>h(4)<RESET><GREEN>h(4),hh[44]<RESET> |
| <CYAN>@@ -3,0 +4,4 @@<RESET> <RESET><MAGENTA>a = b + c<RESET> |
| |
| <GREEN>aa = a<RESET> |
| |
| <GREEN>aeff = aeff * ( aaa )<RESET> |
| 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 'word diff with zero length matches' ' |
| cp expect.letter-runs-are-words expect && |
| word_diff --color-words="[a-z${LF}]*" |
| ' |
| |
| 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 && |
| <BOLD>diff --git a/pre b/post<RESET> |
| <BOLD>index $pre..$post 100644<RESET> |
| <BOLD>--- a/pre<RESET> |
| <BOLD>+++ b/post<RESET> |
| <CYAN>@@ -1,3 +1,7 @@<RESET> |
| h(4),<GREEN>{+hh+}<RESET>[44] |
| |
| a = b + c<RESET> |
| |
| <GREEN>{+aa = a+}<RESET> |
| |
| <GREEN>{+aeff = aeff * ( aaa+}<RESET> ) |
| 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 && |
| <BOLD>diff --git a/pre b/post<RESET> |
| <BOLD>index $pre..$post 100644<RESET> |
| <BOLD>--- a/pre<RESET> |
| <BOLD>+++ b/post<RESET> |
| <CYAN>@@ -1,3 +1,7 @@<RESET> |
| h(4),<GREEN>hh[44<RESET>] |
| |
| a = b + c<RESET> |
| |
| <GREEN>aa = a<RESET> |
| |
| <GREEN>aeff = aeff * ( aaa<RESET> ) |
| EOF |
| word_diff --color-words |
| ' |
| |
| test_expect_success 'test parsing words for newline' ' |
| echo "aaa (aaa)" >pre && |
| echo "aaa (aaa) aaa" >post && |
| pre=$(git rev-parse --short $(git hash-object pre)) && |
| post=$(git rev-parse --short $(git hash-object post)) && |
| cat >expect <<-EOF && |
| <BOLD>diff --git a/pre b/post<RESET> |
| <BOLD>index $pre..$post 100644<RESET> |
| <BOLD>--- a/pre<RESET> |
| <BOLD>+++ b/post<RESET> |
| <CYAN>@@ -1 +1 @@<RESET> |
| aaa (aaa) <GREEN>aaa<RESET> |
| EOF |
| word_diff --color-words="a+" |
| ' |
| |
| test_expect_success 'test when words are only removed at the end' ' |
| echo "(:" >pre && |
| echo "(" >post && |
| pre=$(git rev-parse --short $(git hash-object pre)) && |
| post=$(git rev-parse --short $(git hash-object post)) && |
| cat >expect <<-EOF && |
| <BOLD>diff --git a/pre b/post<RESET> |
| <BOLD>index $pre..$post 100644<RESET> |
| <BOLD>--- a/pre<RESET> |
| <BOLD>+++ b/post<RESET> |
| <CYAN>@@ -1 +1 @@<RESET> |
| (<RED>:<RESET> |
| EOF |
| word_diff --color-words=. |
| ' |
| |
| test_expect_success '--word-diff=none' ' |
| echo "(:" >pre && |
| echo "(" >post && |
| pre=$(git rev-parse --short $(git hash-object pre)) && |
| post=$(git rev-parse --short $(git hash-object post)) && |
| cat >expect <<-EOF && |
| diff --git a/pre b/post |
| index $pre..$post 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 dts |
| test_language_driver fortran |
| test_language_driver html |
| test_language_driver java |
| test_language_driver kotlin |
| 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 scheme |
| test_language_driver tex |
| |
| test_expect_success 'word-diff with diff.sbe' ' |
| cat >pre <<-\EOF && |
| a |
| |
| b |
| EOF |
| cat >post <<-\EOF && |
| a |
| |
| c |
| EOF |
| pre=$(git rev-parse --short $(git hash-object pre)) && |
| post=$(git rev-parse --short $(git hash-object post)) && |
| cat >expect <<-EOF && |
| diff --git a/pre b/post |
| index $pre..$post 100644 |
| --- a/pre |
| +++ b/post |
| @@ -1,3 +1,3 @@ |
| a |
| |
| [-b-]{+c+} |
| EOF |
| test_config diff.suppress-blank-empty true && |
| word_diff --word-diff=plain |
| ' |
| |
| test_expect_success 'word-diff with no newline at EOF' ' |
| printf "%s" "a a a a a" >pre && |
| printf "%s" "a a ab a a" >post && |
| pre=$(git rev-parse --short $(git hash-object pre)) && |
| post=$(git rev-parse --short $(git hash-object post)) && |
| cat >expect <<-EOF && |
| diff --git a/pre b/post |
| index $pre..$post 100644 |
| --- a/pre |
| +++ b/post |
| @@ -1 +1 @@ |
| a a [-a-]{+ab+} a a |
| EOF |
| 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 |