microsoft/hve-core
Publicmirrored from https://github.com/microsoft/hve-coreAvailable
.github/skills/shared/pr-reference/tests/generate.Tests.ps1
511lines · modecode
| 1 | #Requires -Modules Pester |
| 2 | # Copyright (c) Microsoft Corporation. |
| 3 | # SPDX-License-Identifier: MIT |
| 4 | |
| 5 | BeforeAll { |
| 6 | . (Join-Path -Path $PSScriptRoot -ChildPath '../scripts/generate.ps1') |
| 7 | } |
| 8 | |
| 9 | Describe 'Test-GitAvailability' { |
| 10 | It 'Does not throw when git is available' { |
| 11 | # This test assumes git is installed in the test environment |
| 12 | { Test-GitAvailability } | Should -Not -Throw |
| 13 | } |
| 14 | |
| 15 | It 'Should throw when git is not available' { |
| 16 | Mock Get-Command { $null } -ParameterFilter { $Name -eq 'git' } |
| 17 | { Test-GitAvailability } | Should -Throw '*Git is required*' |
| 18 | } |
| 19 | } |
| 20 | |
| 21 | Describe 'New-PrDirectory' { |
| 22 | BeforeAll { |
| 23 | $script:tempRepo = Join-Path ([System.IO.Path]::GetTempPath()) ([System.Guid]::NewGuid().ToString()) |
| 24 | New-Item -ItemType Directory -Path $script:tempRepo -Force | Out-Null |
| 25 | } |
| 26 | |
| 27 | AfterAll { |
| 28 | Remove-Item -Path $script:tempRepo -Recurse -Force -ErrorAction SilentlyContinue |
| 29 | } |
| 30 | |
| 31 | It 'Creates parent directory for the output file' { |
| 32 | $outputFile = Join-Path $script:tempRepo '.copilot-tracking/pr/pr-reference.xml' |
| 33 | $result = New-PrDirectory -OutputFilePath $outputFile |
| 34 | $result | Should -Not -BeNullOrEmpty |
| 35 | Test-Path -Path $result -PathType Container | Should -BeTrue |
| 36 | $result | Should -Match '\.copilot-tracking[\\/]pr$' |
| 37 | } |
| 38 | |
| 39 | It 'Returns existing directory without error' { |
| 40 | $outputFile = Join-Path $script:tempRepo '.copilot-tracking/pr/pr-reference.xml' |
| 41 | $firstCall = New-PrDirectory -OutputFilePath $outputFile |
| 42 | $secondCall = New-PrDirectory -OutputFilePath $outputFile |
| 43 | $secondCall | Should -Be $firstCall |
| 44 | } |
| 45 | } |
| 46 | |
| 47 | Describe 'Resolve-ComparisonReference' { |
| 48 | It 'Returns PSCustomObject with Ref and Label properties' { |
| 49 | $result = Resolve-ComparisonReference -BaseBranch 'main' |
| 50 | $result | Should -BeOfType [PSCustomObject] |
| 51 | $result.PSObject.Properties.Name | Should -Contain 'Ref' |
| 52 | $result.PSObject.Properties.Name | Should -Contain 'Label' |
| 53 | } |
| 54 | |
| 55 | It 'Uses merge-base when remote branch exists' { |
| 56 | # This test assumes main branch exists |
| 57 | $result = Resolve-ComparisonReference -BaseBranch 'main' |
| 58 | $result.Ref | Should -Not -BeNullOrEmpty |
| 59 | } |
| 60 | |
| 61 | It 'Should throw when base branch does not exist' { |
| 62 | Mock git { $global:LASTEXITCODE = 1; return $null } |
| 63 | { Resolve-ComparisonReference -BaseBranch 'nonexistent-branch-xyz' } | Should -Throw '*does not exist*' |
| 64 | } |
| 65 | |
| 66 | Context 'UseMergeBase switch' { |
| 67 | It 'Resolves merge-base commit when UseMergeBase is set' { |
| 68 | $result = Resolve-ComparisonReference -BaseBranch 'HEAD~3' -UseMergeBase |
| 69 | $result.Ref | Should -Not -BeNullOrEmpty |
| 70 | # merge-base of HEAD and HEAD~3 should be HEAD~3 itself (or its SHA) |
| 71 | $result.Ref | Should -Match '^[a-f0-9]+' |
| 72 | } |
| 73 | |
| 74 | It 'Falls back to direct ref when merge-base fails' { |
| 75 | $script:callCount = 0 |
| 76 | Mock git { |
| 77 | $script:callCount++ |
| 78 | if ($script:callCount -le 2) { |
| 79 | # First calls: rev-parse --verify succeeds |
| 80 | $global:LASTEXITCODE = 0 |
| 81 | return 'abc1234' |
| 82 | } |
| 83 | # merge-base call fails |
| 84 | $global:LASTEXITCODE = 1 |
| 85 | return $null |
| 86 | } |
| 87 | $result = Resolve-ComparisonReference -BaseBranch 'some-branch' -UseMergeBase |
| 88 | $result.Ref | Should -Not -BeNullOrEmpty |
| 89 | } |
| 90 | |
| 91 | It 'Returns direct ref when UseMergeBase is not set' { |
| 92 | $result = Resolve-ComparisonReference -BaseBranch 'main' |
| 93 | # Without merge-base, ref should be the branch name or origin/branch |
| 94 | $result.Ref | Should -Match '(origin/)?main' |
| 95 | } |
| 96 | } |
| 97 | } |
| 98 | |
| 99 | Describe 'Get-ShortCommitHash' { |
| 100 | It 'Returns 7-character hash for HEAD' { |
| 101 | $result = Get-ShortCommitHash -Ref 'HEAD' |
| 102 | $result | Should -Match '^[a-f0-9]{7,}$' |
| 103 | } |
| 104 | |
| 105 | It 'Returns consistent result for same ref' { |
| 106 | $first = Get-ShortCommitHash -Ref 'HEAD' |
| 107 | $second = Get-ShortCommitHash -Ref 'HEAD' |
| 108 | $first | Should -Be $second |
| 109 | } |
| 110 | |
| 111 | It 'Should throw when ref resolution fails' { |
| 112 | Mock git { $global:LASTEXITCODE = 128; return '' } |
| 113 | { Get-ShortCommitHash -Ref 'invalid-ref-xyz' } | Should -Throw "*Failed to resolve ref*" |
| 114 | } |
| 115 | } |
| 116 | |
| 117 | Describe 'Get-CommitEntry' { |
| 118 | It 'Returns array of formatted commit entries' { |
| 119 | $result = Get-CommitEntry -ComparisonRef 'HEAD~1' |
| 120 | $result | Should -BeOfType [string] |
| 121 | } |
| 122 | |
| 123 | It 'Returns empty array when no commits in range' { |
| 124 | $result = Get-CommitEntry -ComparisonRef 'HEAD' |
| 125 | $result | Should -BeNullOrEmpty |
| 126 | } |
| 127 | |
| 128 | It 'Should throw when commit history retrieval fails' { |
| 129 | Mock git { $global:LASTEXITCODE = 128; return $null } |
| 130 | { Get-CommitEntry -ComparisonRef 'main' } | Should -Throw '*Failed to retrieve commit history*' |
| 131 | } |
| 132 | } |
| 133 | |
| 134 | Describe 'Get-CommitCount' { |
| 135 | It 'Returns integer count' { |
| 136 | $result = Get-CommitCount -ComparisonRef 'HEAD~5' |
| 137 | $result | Should -BeOfType [int] |
| 138 | # Merge commits can inflate the count, so just verify it returns a positive integer |
| 139 | $result | Should -BeGreaterOrEqual 1 |
| 140 | } |
| 141 | |
| 142 | It 'Returns 0 when no commits in range' { |
| 143 | $result = Get-CommitCount -ComparisonRef 'HEAD' |
| 144 | $result | Should -Be 0 |
| 145 | } |
| 146 | |
| 147 | It 'Should throw when commit count fails' { |
| 148 | Mock git { $global:LASTEXITCODE = 128; return '' } |
| 149 | { Get-CommitCount -ComparisonRef 'main' } | Should -Throw '*Failed to count commits*' |
| 150 | } |
| 151 | |
| 152 | It 'Should return 0 when commit count text is empty' { |
| 153 | Mock git { $global:LASTEXITCODE = 0; return '' } |
| 154 | $result = Get-CommitCount -ComparisonRef 'main' |
| 155 | $result | Should -Be 0 |
| 156 | } |
| 157 | } |
| 158 | |
| 159 | Describe 'Get-DiffOutput' { |
| 160 | It 'Returns array of diff lines' { |
| 161 | $result = Get-DiffOutput -ComparisonRef 'HEAD~1' |
| 162 | $result | Should -Not -BeNullOrEmpty |
| 163 | } |
| 164 | |
| 165 | It 'Excludes markdown when specified' { |
| 166 | # Verify the function executes without error when excluding markdown |
| 167 | # The result may be empty if only markdown files were changed |
| 168 | { Get-DiffOutput -ComparisonRef 'HEAD~1' -ExcludeMarkdownDiff } | Should -Not -Throw |
| 169 | } |
| 170 | |
| 171 | It 'Should throw when diff output fails' { |
| 172 | Mock git { $global:LASTEXITCODE = 128; return $null } |
| 173 | { Get-DiffOutput -ComparisonRef 'main' } | Should -Throw '*Failed to retrieve diff output*' |
| 174 | } |
| 175 | |
| 176 | Context 'ExcludeExt parameter' { |
| 177 | It 'Accepts extension exclusions without error' { |
| 178 | { Get-DiffOutput -ComparisonRef 'HEAD~1' -ExcludeExt @('yml', 'json') } | Should -Not -Throw |
| 179 | } |
| 180 | |
| 181 | It 'Strips leading dots from extensions' { |
| 182 | { Get-DiffOutput -ComparisonRef 'HEAD~1' -ExcludeExt @('.yml', '.json') } | Should -Not -Throw |
| 183 | } |
| 184 | |
| 185 | It 'Accepts empty extension array' { |
| 186 | { Get-DiffOutput -ComparisonRef 'HEAD~1' -ExcludeExt @() } | Should -Not -Throw |
| 187 | } |
| 188 | } |
| 189 | |
| 190 | Context 'ExcludePath parameter' { |
| 191 | It 'Accepts path exclusions without error' { |
| 192 | { Get-DiffOutput -ComparisonRef 'HEAD~1' -ExcludePath @('docs/', '.github/') } | Should -Not -Throw |
| 193 | } |
| 194 | |
| 195 | It 'Accepts empty path array' { |
| 196 | { Get-DiffOutput -ComparisonRef 'HEAD~1' -ExcludePath @() } | Should -Not -Throw |
| 197 | } |
| 198 | } |
| 199 | |
| 200 | Context 'Combined exclusion flags' { |
| 201 | It 'Accepts markdown, extension, and path exclusions together' { |
| 202 | { Get-DiffOutput -ComparisonRef 'HEAD~1' -ExcludeMarkdownDiff -ExcludeExt @('yml') -ExcludePath @('docs/') } | Should -Not -Throw |
| 203 | } |
| 204 | } |
| 205 | } |
| 206 | |
| 207 | Describe 'Get-DiffSummary' { |
| 208 | It 'Returns shortstat summary string' { |
| 209 | $result = Get-DiffSummary -ComparisonRef 'HEAD~1' |
| 210 | $result | Should -BeOfType [string] |
| 211 | } |
| 212 | |
| 213 | It 'Should throw when diff summary fails' { |
| 214 | Mock git { $global:LASTEXITCODE = 128; return $null } |
| 215 | { Get-DiffSummary -ComparisonRef 'main' } | Should -Throw '*Failed to summarize diff output*' |
| 216 | } |
| 217 | |
| 218 | It 'Should return "0 files changed" when diff summary is empty' { |
| 219 | Mock git { $global:LASTEXITCODE = 0; return '' } |
| 220 | $result = Get-DiffSummary -ComparisonRef 'main' |
| 221 | $result | Should -Be '0 files changed' |
| 222 | } |
| 223 | |
| 224 | Context 'ExcludeExt parameter' { |
| 225 | It 'Accepts extension exclusions without error' { |
| 226 | { Get-DiffSummary -ComparisonRef 'HEAD~1' -ExcludeExt @('yml', 'json') } | Should -Not -Throw |
| 227 | } |
| 228 | } |
| 229 | |
| 230 | Context 'ExcludePath parameter' { |
| 231 | It 'Accepts path exclusions without error' { |
| 232 | { Get-DiffSummary -ComparisonRef 'HEAD~1' -ExcludePath @('docs/') } | Should -Not -Throw |
| 233 | } |
| 234 | } |
| 235 | } |
| 236 | |
| 237 | Describe 'Get-PrXmlContent' { |
| 238 | It 'Returns valid XML string' { |
| 239 | $result = Get-PrXmlContent -CurrentBranch 'feature/test' -BaseBranch 'main' -CommitEntries @('commit 1', 'commit 2') -DiffOutput @('diff line 1', 'diff line 2') |
| 240 | $result | Should -Not -BeNullOrEmpty |
| 241 | $result | Should -Match '<commit_history>' |
| 242 | $result | Should -Match '</commit_history>' |
| 243 | } |
| 244 | |
| 245 | It 'Includes branch information' { |
| 246 | $result = Get-PrXmlContent -CurrentBranch 'feature/my-branch' -BaseBranch 'main' -CommitEntries @() -DiffOutput @() |
| 247 | $result | Should -Match 'feature/my-branch' |
| 248 | $result | Should -Match 'main' |
| 249 | } |
| 250 | |
| 251 | It 'Includes commit entries' { |
| 252 | $result = Get-PrXmlContent -CurrentBranch 'feature/test' -BaseBranch 'main' -CommitEntries @('abc123 Test commit') -DiffOutput @() |
| 253 | $result | Should -Match 'abc123 Test commit' |
| 254 | } |
| 255 | |
| 256 | It 'Handles empty inputs' { |
| 257 | $result = Get-PrXmlContent -CurrentBranch 'branch' -BaseBranch 'main' -CommitEntries @() -DiffOutput @() |
| 258 | $result | Should -Not -BeNullOrEmpty |
| 259 | } |
| 260 | } |
| 261 | |
| 262 | Describe 'Get-LineImpact' { |
| 263 | It 'Parses insertions and deletions from shortstat' { |
| 264 | $result = Get-LineImpact -DiffSummary '5 files changed, 100 insertions(+), 50 deletions(-)' |
| 265 | $result | Should -Be 150 |
| 266 | } |
| 267 | |
| 268 | It 'Handles insertions only' { |
| 269 | $result = Get-LineImpact -DiffSummary '2 files changed, 25 insertions(+)' |
| 270 | $result | Should -Be 25 |
| 271 | } |
| 272 | |
| 273 | It 'Handles deletions only' { |
| 274 | $result = Get-LineImpact -DiffSummary '1 file changed, 10 deletions(-)' |
| 275 | $result | Should -Be 10 |
| 276 | } |
| 277 | |
| 278 | It 'Returns 0 for summary without insertions or deletions' { |
| 279 | $result = Get-LineImpact -DiffSummary 'no changes' |
| 280 | $result | Should -Be 0 |
| 281 | } |
| 282 | |
| 283 | It 'Returns 0 for no changes' { |
| 284 | $result = Get-LineImpact -DiffSummary '0 files changed' |
| 285 | $result | Should -Be 0 |
| 286 | } |
| 287 | } |
| 288 | |
| 289 | Describe 'Get-CurrentBranchOrRef' { |
| 290 | BeforeAll { |
| 291 | . (Join-Path -Path $PSScriptRoot -ChildPath '../scripts/generate.ps1') |
| 292 | } |
| 293 | |
| 294 | It 'Returns branch name when on a branch' { |
| 295 | # This test runs in a real git repo, so it should return something |
| 296 | $result = Get-CurrentBranchOrRef |
| 297 | $result | Should -Not -BeNullOrEmpty |
| 298 | $result | Should -BeOfType [string] |
| 299 | } |
| 300 | |
| 301 | It 'Returns string starting with detached@ or branch name' { |
| 302 | $result = Get-CurrentBranchOrRef |
| 303 | # Either a branch name or detached@<sha> |
| 304 | ($result -match '^detached@' -or $result -notmatch '^detached@') | Should -BeTrue |
| 305 | } |
| 306 | |
| 307 | It 'Should return detached@sha when in detached HEAD state' { |
| 308 | # Use call sequence to distinguish git commands (cross-platform safe) |
| 309 | $script:gitCallCount = 0 |
| 310 | Mock git { |
| 311 | $script:gitCallCount++ |
| 312 | if ($script:gitCallCount -eq 1) { |
| 313 | # First call: git branch --show-current returns empty (detached) |
| 314 | $global:LASTEXITCODE = 0 |
| 315 | return '' |
| 316 | } |
| 317 | # Second call: git rev-parse --short HEAD returns SHA |
| 318 | $global:LASTEXITCODE = 0 |
| 319 | return 'abc1234' |
| 320 | } |
| 321 | $result = Get-CurrentBranchOrRef |
| 322 | $result | Should -Be 'detached@abc1234' |
| 323 | } |
| 324 | |
| 325 | It 'Should return unknown when both branch and rev-parse fail' { |
| 326 | Mock git { |
| 327 | $global:LASTEXITCODE = 128 |
| 328 | return $null |
| 329 | } |
| 330 | $result = Get-CurrentBranchOrRef |
| 331 | $result | Should -Be 'unknown' |
| 332 | } |
| 333 | } |
| 334 | |
| 335 | Describe 'Invoke-PrReferenceGeneration' { |
| 336 | It 'Uses custom OutputPath when specified' { |
| 337 | $tempDir = Join-Path ([System.IO.Path]::GetTempPath()) ([System.Guid]::NewGuid().ToString()) |
| 338 | $customPath = Join-Path $tempDir 'custom-output/pr-ref.xml' |
| 339 | |
| 340 | try { |
| 341 | $result = Invoke-PrReferenceGeneration -BaseBranch 'HEAD~1' -OutputPath $customPath |
| 342 | $result | Should -BeOfType [System.IO.FileInfo] |
| 343 | $result.FullName | Should -Be (Resolve-Path $customPath).Path |
| 344 | Test-Path $customPath | Should -BeTrue |
| 345 | } |
| 346 | finally { |
| 347 | Remove-Item -Path $tempDir -Recurse -Force -ErrorAction SilentlyContinue |
| 348 | } |
| 349 | } |
| 350 | |
| 351 | It 'Returns FileInfo object' { |
| 352 | # Skip if not in a git repo or no commits to compare |
| 353 | $commitCount = Get-CommitCount -ComparisonRef 'HEAD~1' |
| 354 | if ($commitCount -eq 0) { |
| 355 | Set-ItResult -Skipped -Because 'No commits available for comparison' |
| 356 | return |
| 357 | } |
| 358 | |
| 359 | # Determine available base branch - prefer origin/main, fall back to main, then HEAD~1 |
| 360 | $baseBranch = $null |
| 361 | foreach ($candidate in @('origin/main', 'main', 'HEAD~1')) { |
| 362 | & git rev-parse --verify $candidate 2>$null | Out-Null |
| 363 | if ($LASTEXITCODE -eq 0) { |
| 364 | $baseBranch = $candidate |
| 365 | break |
| 366 | } |
| 367 | } |
| 368 | |
| 369 | if (-not $baseBranch) { |
| 370 | Set-ItResult -Skipped -Because 'No suitable base branch available for comparison' |
| 371 | return |
| 372 | } |
| 373 | |
| 374 | $result = Invoke-PrReferenceGeneration -BaseBranch $baseBranch |
| 375 | $result | Should -BeOfType [System.IO.FileInfo] |
| 376 | $result.Extension | Should -Be '.xml' |
| 377 | } |
| 378 | |
| 379 | It 'Should include markdown exclusion note when ExcludeMarkdownDiff is specified' { |
| 380 | # Skip if not in a git repo or no commits |
| 381 | $commitCount = Get-CommitCount -ComparisonRef 'HEAD~1' |
| 382 | if ($commitCount -eq 0) { |
| 383 | Set-ItResult -Skipped -Because 'No commits available for comparison' |
| 384 | return |
| 385 | } |
| 386 | |
| 387 | $baseBranch = $null |
| 388 | foreach ($candidate in @('origin/main', 'main', 'HEAD~1')) { |
| 389 | & git rev-parse --verify $candidate 2>$null | Out-Null |
| 390 | if ($LASTEXITCODE -eq 0) { |
| 391 | $baseBranch = $candidate |
| 392 | break |
| 393 | } |
| 394 | } |
| 395 | |
| 396 | if (-not $baseBranch) { |
| 397 | Set-ItResult -Skipped -Because 'No suitable base branch available for comparison' |
| 398 | return |
| 399 | } |
| 400 | |
| 401 | Mock Write-Host {} |
| 402 | |
| 403 | $result = Invoke-PrReferenceGeneration -BaseBranch $baseBranch -ExcludeMarkdownDiff |
| 404 | $result | Should -BeOfType [System.IO.FileInfo] |
| 405 | |
| 406 | # Verify the markdown exclusion note was output |
| 407 | Should -Invoke Write-Host -ParameterFilter { $Object -eq 'Note: Markdown files were excluded from diff output' } |
| 408 | } |
| 409 | |
| 410 | Context 'MergeBase parameter' { |
| 411 | It 'Generates XML when MergeBase is specified' { |
| 412 | $tempDir = Join-Path ([System.IO.Path]::GetTempPath()) ([System.Guid]::NewGuid().ToString()) |
| 413 | $customPath = Join-Path $tempDir 'merge-base-test.xml' |
| 414 | try { |
| 415 | Mock Write-Host {} |
| 416 | $result = Invoke-PrReferenceGeneration -BaseBranch 'HEAD~1' -MergeBase -OutputPath $customPath |
| 417 | $result | Should -BeOfType [System.IO.FileInfo] |
| 418 | Should -Invoke Write-Host -ParameterFilter { $Object -eq 'Comparison mode: merge-base' } |
| 419 | } |
| 420 | finally { |
| 421 | Remove-Item -Path $tempDir -Recurse -Force -ErrorAction SilentlyContinue |
| 422 | } |
| 423 | } |
| 424 | } |
| 425 | |
| 426 | Context 'ExcludeExt parameter' { |
| 427 | It 'Outputs extension exclusion note' { |
| 428 | $tempDir = Join-Path ([System.IO.Path]::GetTempPath()) ([System.Guid]::NewGuid().ToString()) |
| 429 | $customPath = Join-Path $tempDir 'ext-test.xml' |
| 430 | try { |
| 431 | Mock Write-Host {} |
| 432 | $null = Invoke-PrReferenceGeneration -BaseBranch 'HEAD~1' -ExcludeExt @('yml', 'json') -OutputPath $customPath |
| 433 | Should -Invoke Write-Host -ParameterFilter { $Object -like '*Extensions excluded*' } |
| 434 | } |
| 435 | finally { |
| 436 | Remove-Item -Path $tempDir -Recurse -Force -ErrorAction SilentlyContinue |
| 437 | } |
| 438 | } |
| 439 | } |
| 440 | |
| 441 | Context 'ExcludePath parameter' { |
| 442 | It 'Outputs path exclusion note' { |
| 443 | $tempDir = Join-Path ([System.IO.Path]::GetTempPath()) ([System.Guid]::NewGuid().ToString()) |
| 444 | $customPath = Join-Path $tempDir 'path-test.xml' |
| 445 | try { |
| 446 | Mock Write-Host {} |
| 447 | $null = Invoke-PrReferenceGeneration -BaseBranch 'HEAD~1' -ExcludePath @('docs/') -OutputPath $customPath |
| 448 | Should -Invoke Write-Host -ParameterFilter { $Object -like '*Paths excluded*' } |
| 449 | } |
| 450 | finally { |
| 451 | Remove-Item -Path $tempDir -Recurse -Force -ErrorAction SilentlyContinue |
| 452 | } |
| 453 | } |
| 454 | } |
| 455 | |
| 456 | Context 'BaseBranch auto' { |
| 457 | It 'Resolves auto to the remote default branch' { |
| 458 | Mock Write-Host {} |
| 459 | Mock Resolve-DefaultBranch { return 'origin/main' } |
| 460 | $tempDir = Join-Path ([System.IO.Path]::GetTempPath()) ([System.Guid]::NewGuid().ToString()) |
| 461 | $customPath = Join-Path $tempDir 'auto-test.xml' |
| 462 | try { |
| 463 | $result = Invoke-PrReferenceGeneration -BaseBranch 'auto' -OutputPath $customPath |
| 464 | $result | Should -BeOfType [System.IO.FileInfo] |
| 465 | Should -Invoke Resolve-DefaultBranch -Times 1 |
| 466 | } |
| 467 | finally { |
| 468 | Remove-Item -Path $tempDir -Recurse -Force -ErrorAction SilentlyContinue |
| 469 | } |
| 470 | } |
| 471 | } |
| 472 | } |
| 473 | |
| 474 | Describe 'Large diff warning' { |
| 475 | It 'Should output large diff message when line impact exceeds 1000' { |
| 476 | Mock Test-GitAvailability {} |
| 477 | Mock Get-RepositoryRoot { return (& git rev-parse --show-toplevel).Trim() } |
| 478 | Mock Resolve-DefaultBranch { return 'origin/main' } |
| 479 | Mock Get-CurrentBranchOrRef { return 'feature/test' } |
| 480 | Mock Resolve-ComparisonReference { return [PSCustomObject]@{ Ref = 'HEAD~1'; Label = 'main' } } |
| 481 | Mock Get-ShortCommitHash { return 'abc1234' } |
| 482 | Mock Get-CommitEntry { return @('<commit hash="abc1234" date="2026-01-01"><message><subject><![CDATA[test]]></subject><body><![CDATA[]]></body></message></commit>') } |
| 483 | Mock Get-CommitCount { return 1 } |
| 484 | Mock Get-DiffOutput { return @('diff --git a/file.txt b/file.txt') } |
| 485 | Mock Get-DiffSummary { return '10 files changed, 800 insertions(+), 500 deletions(-)' } |
| 486 | Mock Set-Content {} |
| 487 | Mock Get-Content { return @('line1', 'line2') } |
| 488 | Mock Get-Item { return [System.IO.FileInfo]::new('/tmp/pr-reference.xml') } |
| 489 | Mock Write-Host {} |
| 490 | |
| 491 | $null = Invoke-PrReferenceGeneration -BaseBranch 'main' |
| 492 | |
| 493 | Should -Invoke Write-Host -ParameterFilter { |
| 494 | $Object -like '*Large diff detected*' |
| 495 | } |
| 496 | } |
| 497 | } |
| 498 | |
| 499 | Describe 'Entry-point execution' -Tag 'Integration' { |
| 500 | It 'Should exit 0 when executed successfully as a script' { |
| 501 | $scriptPath = Join-Path $PSScriptRoot '../scripts/generate.ps1' |
| 502 | $null = & pwsh -File $scriptPath -BaseBranch 'HEAD~1' 2>&1 |
| 503 | $LASTEXITCODE | Should -Be 0 |
| 504 | } |
| 505 | |
| 506 | It 'Should exit 1 with error message when generation fails' { |
| 507 | $scriptPath = Join-Path $PSScriptRoot '../scripts/generate.ps1' |
| 508 | $null = & pwsh -File $scriptPath -BaseBranch 'nonexistent-branch-xyz-999' 2>&1 |
| 509 | $LASTEXITCODE | Should -Be 1 |
| 510 | } |
| 511 | } |
| 512 | |