Andrew's git / gitweb.git / t/t4041-diff-submodule-option.sh
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t / t4041-diff-submodule-option.shon commit Merge branch 'rs/pack-objects-no-unnecessary-realloc' (57a2eee)
   1#!/bin/sh
   2#
   3# Copyright (c) 2009 Jens Lehmann, based on t7401 by Ping Yin
   4# Copyright (c) 2011 Alexey Shumkin (+ non-UTF-8 commit encoding tests)
   5#
   6
   7test_description='Support for verbose submodule differences in git diff
   8
   9This test tries to verify the sanity of the --submodule option of git diff.
  10'
  11
  12. ./test-lib.sh
  13
  14# Tested non-UTF-8 encoding
  15test_encoding="ISO8859-1"
  16
  17# String "added" in German (translated with Google Translate), encoded in UTF-8,
  18# used in sample commit log messages in add_file() function below.
  19added=$(printf "hinzugef\303\274gt")
  20add_file () {
  21        (
  22                cd "$1" &&
  23                shift &&
  24                for name
  25                do
  26                        echo "$name" >"$name" &&
  27                        git add "$name" &&
  28                        test_tick &&
  29                        msg_added_iso88591=$(echo "Add $name ($added $name)" | iconv -f utf-8 -t $test_encoding) &&
  30                        git -c "i18n.commitEncoding=$test_encoding" commit -m "$msg_added_iso88591"
  31                done >/dev/null &&
  32                git rev-parse --short --verify HEAD
  33        )
  34}
  35commit_file () {
  36        test_tick &&
  37        git commit "$@" -m "Commit $*" >/dev/null
  38}
  39
  40test_create_repo sm1 &&
  41add_file . foo >/dev/null
  42
  43head1=$(add_file sm1 foo1 foo2)
  44fullhead1=$(cd sm1; git rev-parse --verify HEAD)
  45
  46test_expect_success 'added submodule' '
  47        git add sm1 &&
  48        git diff-index -p --submodule=log HEAD >actual &&
  49        cat >expected <<-EOF &&
  50        Submodule sm1 0000000...$head1 (new submodule)
  51        EOF
  52        test_cmp expected actual
  53'
  54
  55test_expect_success 'added submodule, set diff.submodule' '
  56        git config diff.submodule log &&
  57        git add sm1 &&
  58        git diff --cached >actual &&
  59        cat >expected <<-EOF &&
  60        Submodule sm1 0000000...$head1 (new submodule)
  61        EOF
  62        git config --unset diff.submodule &&
  63        test_cmp expected actual
  64'
  65
  66test_expect_success '--submodule=short overrides diff.submodule' '
  67        test_config diff.submodule log &&
  68        git add sm1 &&
  69        git diff --submodule=short --cached >actual &&
  70        cat >expected <<-EOF &&
  71        diff --git a/sm1 b/sm1
  72        new file mode 160000
  73        index 0000000..$head1
  74        --- /dev/null
  75        +++ b/sm1
  76        @@ -0,0 +1 @@
  77        +Subproject commit $fullhead1
  78        EOF
  79        test_cmp expected actual
  80'
  81
  82test_expect_success 'diff.submodule does not affect plumbing' '
  83        test_config diff.submodule log &&
  84        git diff-index -p HEAD >actual &&
  85        cat >expected <<-EOF &&
  86        diff --git a/sm1 b/sm1
  87        new file mode 160000
  88        index 0000000..$head1
  89        --- /dev/null
  90        +++ b/sm1
  91        @@ -0,0 +1 @@
  92        +Subproject commit $fullhead1
  93        EOF
  94        test_cmp expected actual
  95'
  96
  97commit_file sm1 &&
  98head2=$(add_file sm1 foo3)
  99
 100test_expect_success 'modified submodule(forward)' '
 101        git diff-index -p --submodule=log HEAD >actual &&
 102        cat >expected <<-EOF &&
 103        Submodule sm1 $head1..$head2:
 104          > Add foo3 ($added foo3)
 105        EOF
 106        test_cmp expected actual
 107'
 108
 109test_expect_success 'modified submodule(forward)' '
 110        git diff --submodule=log >actual &&
 111        cat >expected <<-EOF &&
 112        Submodule sm1 $head1..$head2:
 113          > Add foo3 ($added foo3)
 114        EOF
 115        test_cmp expected actual
 116'
 117
 118test_expect_success 'modified submodule(forward) --submodule' '
 119        git diff --submodule >actual &&
 120        cat >expected <<-EOF &&
 121        Submodule sm1 $head1..$head2:
 122          > Add foo3 ($added foo3)
 123        EOF
 124        test_cmp expected actual
 125'
 126
 127fullhead2=$(cd sm1; git rev-parse --verify HEAD)
 128test_expect_success 'modified submodule(forward) --submodule=short' '
 129        git diff --submodule=short >actual &&
 130        cat >expected <<-EOF &&
 131        diff --git a/sm1 b/sm1
 132        index $head1..$head2 160000
 133        --- a/sm1
 134        +++ b/sm1
 135        @@ -1 +1 @@
 136        -Subproject commit $fullhead1
 137        +Subproject commit $fullhead2
 138        EOF
 139        test_cmp expected actual
 140'
 141
 142commit_file sm1 &&
 143head3=$(
 144        cd sm1 &&
 145        git reset --hard HEAD~2 >/dev/null &&
 146        git rev-parse --short --verify HEAD
 147)
 148
 149test_expect_success 'modified submodule(backward)' '
 150        git diff-index -p --submodule=log HEAD >actual &&
 151        cat >expected <<-EOF &&
 152        Submodule sm1 $head2..$head3 (rewind):
 153          < Add foo3 ($added foo3)
 154          < Add foo2 ($added foo2)
 155        EOF
 156        test_cmp expected actual
 157'
 158
 159head4=$(add_file sm1 foo4 foo5)
 160test_expect_success 'modified submodule(backward and forward)' '
 161        git diff-index -p --submodule=log HEAD >actual &&
 162        cat >expected <<-EOF &&
 163        Submodule sm1 $head2...$head4:
 164          > Add foo5 ($added foo5)
 165          > Add foo4 ($added foo4)
 166          < Add foo3 ($added foo3)
 167          < Add foo2 ($added foo2)
 168        EOF
 169        test_cmp expected actual
 170'
 171
 172commit_file sm1 &&
 173mv sm1 sm1-bak &&
 174echo sm1 >sm1 &&
 175head5=$(git hash-object sm1 | cut -c1-7) &&
 176git add sm1 &&
 177rm -f sm1 &&
 178mv sm1-bak sm1
 179
 180test_expect_success 'typechanged submodule(submodule->blob), --cached' '
 181        git diff --submodule=log --cached >actual &&
 182        cat >expected <<-EOF &&
 183        Submodule sm1 $head4...0000000 (submodule deleted)
 184        diff --git a/sm1 b/sm1
 185        new file mode 100644
 186        index 0000000..$head5
 187        --- /dev/null
 188        +++ b/sm1
 189        @@ -0,0 +1 @@
 190        +sm1
 191        EOF
 192        test_cmp expected actual
 193'
 194
 195test_expect_success 'typechanged submodule(submodule->blob)' '
 196        git diff --submodule=log >actual &&
 197        cat >expected <<-EOF &&
 198        diff --git a/sm1 b/sm1
 199        deleted file mode 100644
 200        index $head5..0000000
 201        --- a/sm1
 202        +++ /dev/null
 203        @@ -1 +0,0 @@
 204        -sm1
 205        Submodule sm1 0000000...$head4 (new submodule)
 206        EOF
 207        test_cmp expected actual
 208'
 209
 210rm -rf sm1 &&
 211git checkout-index sm1
 212test_expect_success 'typechanged submodule(submodule->blob)' '
 213        git diff-index -p --submodule=log HEAD >actual &&
 214        cat >expected <<-EOF &&
 215        Submodule sm1 $head4...0000000 (submodule deleted)
 216        diff --git a/sm1 b/sm1
 217        new file mode 100644
 218        index 0000000..$head5
 219        --- /dev/null
 220        +++ b/sm1
 221        @@ -0,0 +1 @@
 222        +sm1
 223        EOF
 224        test_cmp expected actual
 225'
 226
 227rm -f sm1 &&
 228test_create_repo sm1 &&
 229head6=$(add_file sm1 foo6 foo7)
 230fullhead6=$(cd sm1; git rev-parse --verify HEAD)
 231test_expect_success 'nonexistent commit' '
 232        git diff-index -p --submodule=log HEAD >actual &&
 233        cat >expected <<-EOF &&
 234        Submodule sm1 $head4...$head6 (commits not present)
 235        EOF
 236        test_cmp expected actual
 237'
 238
 239commit_file
 240test_expect_success 'typechanged submodule(blob->submodule)' '
 241        git diff-index -p --submodule=log HEAD >actual &&
 242        cat >expected <<-EOF &&
 243        diff --git a/sm1 b/sm1
 244        deleted file mode 100644
 245        index $head5..0000000
 246        --- a/sm1
 247        +++ /dev/null
 248        @@ -1 +0,0 @@
 249        -sm1
 250        Submodule sm1 0000000...$head6 (new submodule)
 251        EOF
 252        test_cmp expected actual
 253'
 254
 255commit_file sm1 &&
 256test_expect_success 'submodule is up to date' '
 257        git diff-index -p --submodule=log HEAD >actual &&
 258        cat >expected <<-EOF &&
 259        EOF
 260        test_cmp expected actual
 261'
 262
 263test_expect_success 'submodule contains untracked content' '
 264        echo new > sm1/new-file &&
 265        git diff-index -p --submodule=log HEAD >actual &&
 266        cat >expected <<-EOF &&
 267        Submodule sm1 contains untracked content
 268        EOF
 269        test_cmp expected actual
 270'
 271
 272test_expect_success 'submodule contains untracked content (untracked ignored)' '
 273        git diff-index -p --ignore-submodules=untracked --submodule=log HEAD >actual &&
 274        ! test -s actual
 275'
 276
 277test_expect_success 'submodule contains untracked content (dirty ignored)' '
 278        git diff-index -p --ignore-submodules=dirty --submodule=log HEAD >actual &&
 279        ! test -s actual
 280'
 281
 282test_expect_success 'submodule contains untracked content (all ignored)' '
 283        git diff-index -p --ignore-submodules=all --submodule=log HEAD >actual &&
 284        ! test -s actual
 285'
 286
 287test_expect_success 'submodule contains untracked and modifed content' '
 288        echo new > sm1/foo6 &&
 289        git diff-index -p --submodule=log HEAD >actual &&
 290        cat >expected <<-EOF &&
 291        Submodule sm1 contains untracked content
 292        Submodule sm1 contains modified content
 293        EOF
 294        test_cmp expected actual
 295'
 296
 297test_expect_success 'submodule contains untracked and modifed content (untracked ignored)' '
 298        echo new > sm1/foo6 &&
 299        git diff-index -p --ignore-submodules=untracked --submodule=log HEAD >actual &&
 300        cat >expected <<-EOF &&
 301        Submodule sm1 contains modified content
 302        EOF
 303        test_cmp expected actual
 304'
 305
 306test_expect_success 'submodule contains untracked and modifed content (dirty ignored)' '
 307        echo new > sm1/foo6 &&
 308        git diff-index -p --ignore-submodules=dirty --submodule=log HEAD >actual &&
 309        ! test -s actual
 310'
 311
 312test_expect_success 'submodule contains untracked and modifed content (all ignored)' '
 313        echo new > sm1/foo6 &&
 314        git diff-index -p --ignore-submodules --submodule=log HEAD >actual &&
 315        ! test -s actual
 316'
 317
 318test_expect_success 'submodule contains modifed content' '
 319        rm -f sm1/new-file &&
 320        git diff-index -p --submodule=log HEAD >actual &&
 321        cat >expected <<-EOF &&
 322        Submodule sm1 contains modified content
 323        EOF
 324        test_cmp expected actual
 325'
 326
 327(cd sm1; git commit -mchange foo6 >/dev/null) &&
 328head8=$(cd sm1; git rev-parse --short --verify HEAD) &&
 329test_expect_success 'submodule is modified' '
 330        git diff-index -p --submodule=log HEAD >actual &&
 331        cat >expected <<-EOF &&
 332        Submodule sm1 $head6..$head8:
 333          > change
 334        EOF
 335        test_cmp expected actual
 336'
 337
 338test_expect_success 'modified submodule contains untracked content' '
 339        echo new > sm1/new-file &&
 340        git diff-index -p --submodule=log HEAD >actual &&
 341        cat >expected <<-EOF &&
 342        Submodule sm1 contains untracked content
 343        Submodule sm1 $head6..$head8:
 344          > change
 345        EOF
 346        test_cmp expected actual
 347'
 348
 349test_expect_success 'modified submodule contains untracked content (untracked ignored)' '
 350        git diff-index -p --ignore-submodules=untracked --submodule=log HEAD >actual &&
 351        cat >expected <<-EOF &&
 352        Submodule sm1 $head6..$head8:
 353          > change
 354        EOF
 355        test_cmp expected actual
 356'
 357
 358test_expect_success 'modified submodule contains untracked content (dirty ignored)' '
 359        git diff-index -p --ignore-submodules=dirty --submodule=log HEAD >actual &&
 360        cat >expected <<-EOF &&
 361        Submodule sm1 $head6..$head8:
 362          > change
 363        EOF
 364        test_cmp expected actual
 365'
 366
 367test_expect_success 'modified submodule contains untracked content (all ignored)' '
 368        git diff-index -p --ignore-submodules=all --submodule=log HEAD >actual &&
 369        ! test -s actual
 370'
 371
 372test_expect_success 'modified submodule contains untracked and modifed content' '
 373        echo modification >> sm1/foo6 &&
 374        git diff-index -p --submodule=log HEAD >actual &&
 375        cat >expected <<-EOF &&
 376        Submodule sm1 contains untracked content
 377        Submodule sm1 contains modified content
 378        Submodule sm1 $head6..$head8:
 379          > change
 380        EOF
 381        test_cmp expected actual
 382'
 383
 384test_expect_success 'modified submodule contains untracked and modifed content (untracked ignored)' '
 385        echo modification >> sm1/foo6 &&
 386        git diff-index -p --ignore-submodules=untracked --submodule=log HEAD >actual &&
 387        cat >expected <<-EOF &&
 388        Submodule sm1 contains modified content
 389        Submodule sm1 $head6..$head8:
 390          > change
 391        EOF
 392        test_cmp expected actual
 393'
 394
 395test_expect_success 'modified submodule contains untracked and modifed content (dirty ignored)' '
 396        echo modification >> sm1/foo6 &&
 397        git diff-index -p --ignore-submodules=dirty --submodule=log HEAD >actual &&
 398        cat >expected <<-EOF &&
 399        Submodule sm1 $head6..$head8:
 400          > change
 401        EOF
 402        test_cmp expected actual
 403'
 404
 405test_expect_success 'modified submodule contains untracked and modifed content (all ignored)' '
 406        echo modification >> sm1/foo6 &&
 407        git diff-index -p --ignore-submodules --submodule=log HEAD >actual &&
 408        ! test -s actual
 409'
 410
 411test_expect_success 'modified submodule contains modifed content' '
 412        rm -f sm1/new-file &&
 413        git diff-index -p --submodule=log HEAD >actual &&
 414        cat >expected <<-EOF &&
 415        Submodule sm1 contains modified content
 416        Submodule sm1 $head6..$head8:
 417          > change
 418        EOF
 419        test_cmp expected actual
 420'
 421
 422rm -rf sm1
 423test_expect_success 'deleted submodule' '
 424        git diff-index -p --submodule=log HEAD >actual &&
 425        cat >expected <<-EOF &&
 426        Submodule sm1 $head6...0000000 (submodule deleted)
 427        EOF
 428        test_cmp expected actual
 429'
 430
 431test_create_repo sm2 &&
 432head7=$(add_file sm2 foo8 foo9) &&
 433git add sm2
 434
 435test_expect_success 'multiple submodules' '
 436        git diff-index -p --submodule=log HEAD >actual &&
 437        cat >expected <<-EOF &&
 438        Submodule sm1 $head6...0000000 (submodule deleted)
 439        Submodule sm2 0000000...$head7 (new submodule)
 440        EOF
 441        test_cmp expected actual
 442'
 443
 444test_expect_success 'path filter' '
 445        git diff-index -p --submodule=log HEAD sm2 >actual &&
 446        cat >expected <<-EOF &&
 447        Submodule sm2 0000000...$head7 (new submodule)
 448        EOF
 449        test_cmp expected actual
 450'
 451
 452commit_file sm2
 453test_expect_success 'given commit' '
 454        git diff-index -p --submodule=log HEAD^ >actual &&
 455        cat >expected <<-EOF &&
 456        Submodule sm1 $head6...0000000 (submodule deleted)
 457        Submodule sm2 0000000...$head7 (new submodule)
 458        EOF
 459        test_cmp expected actual
 460'
 461
 462test_expect_success 'given commit --submodule' '
 463        git diff-index -p --submodule HEAD^ >actual &&
 464        cat >expected <<-EOF &&
 465        Submodule sm1 $head6...0000000 (submodule deleted)
 466        Submodule sm2 0000000...$head7 (new submodule)
 467        EOF
 468        test_cmp expected actual
 469'
 470
 471fullhead7=$(cd sm2; git rev-parse --verify HEAD)
 472
 473test_expect_success 'given commit --submodule=short' '
 474        git diff-index -p --submodule=short HEAD^ >actual &&
 475        cat >expected <<-EOF &&
 476        diff --git a/sm1 b/sm1
 477        deleted file mode 160000
 478        index $head6..0000000
 479        --- a/sm1
 480        +++ /dev/null
 481        @@ -1 +0,0 @@
 482        -Subproject commit $fullhead6
 483        diff --git a/sm2 b/sm2
 484        new file mode 160000
 485        index 0000000..$head7
 486        --- /dev/null
 487        +++ b/sm2
 488        @@ -0,0 +1 @@
 489        +Subproject commit $fullhead7
 490        EOF
 491        test_cmp expected actual
 492'
 493
 494test_expect_success 'setup .git file for sm2' '
 495        (cd sm2 &&
 496         REAL="$(pwd)/../.real" &&
 497         mv .git "$REAL"
 498         echo "gitdir: $REAL" >.git)
 499'
 500
 501test_expect_success 'diff --submodule with .git file' '
 502        git diff --submodule HEAD^ >actual &&
 503        cat >expected <<-EOF &&
 504        Submodule sm1 $head6...0000000 (submodule deleted)
 505        Submodule sm2 0000000...$head7 (new submodule)
 506        EOF
 507        test_cmp expected actual
 508'
 509
 510test_expect_success 'diff --submodule with objects referenced by alternates' '
 511        mkdir sub_alt &&
 512        (cd sub_alt &&
 513                git init &&
 514                echo a >a &&
 515                git add a &&
 516                git commit -m a
 517        ) &&
 518        mkdir super &&
 519        (cd super &&
 520                git clone -s ../sub_alt sub &&
 521                git init &&
 522                git add sub &&
 523                git commit -m "sub a"
 524        ) &&
 525        (cd sub_alt &&
 526                sha1_before=$(git rev-parse --short HEAD)
 527                echo b >b &&
 528                git add b &&
 529                git commit -m b
 530                sha1_after=$(git rev-parse --short HEAD)
 531                echo "Submodule sub $sha1_before..$sha1_after:
 532  > b" >../expected
 533        ) &&
 534        (cd super &&
 535                (cd sub &&
 536                        git fetch &&
 537                        git checkout origin/master
 538                ) &&
 539                git diff --submodule > ../actual
 540        )
 541        test_cmp expected actual
 542'
 543
 544test_done