// Tests for clang-ssaf-analyzer that require plugin support.

// REQUIRES: plugins

// RUN: rm -rf %t
// RUN: mkdir -p %t

// ============================================================================
// Error: unknown analysis name
// ============================================================================

// RUN: not %clang-ssaf-analyzer-with-plugin %S/Inputs/lu.json \
// RUN:   -o %t/unknown.json -a NoSuchAnalysis 2>&1 \
// RUN:   | FileCheck %s --check-prefix=UNKNOWN
// UNKNOWN: no analysis registered for 'AnalysisName(NoSuchAnalysis)'

// ============================================================================
// Error: valid analysis name but LUSummary lacks entity data for it
// ============================================================================

// RUN: not %clang-ssaf-analyzer-with-plugin %S/Inputs/lu-tags-only.json \
// RUN:   -o %t/missing-data.json -a PairsAnalysisResult 2>&1 \
// RUN:   | FileCheck %s --check-prefix=MISSING-DATA
// MISSING-DATA: no data for analysis 'AnalysisName(PairsAnalysisResult)' in LUSummary

// ============================================================================
// Success: run TagsAnalysisResult only (single analysis)
// ============================================================================

// RUN: %clang-ssaf-analyzer-with-plugin %S/Inputs/lu.json \
// RUN:   -o %t/tags.json -a TagsAnalysisResult
// RUN: diff %S/Outputs/tags.json %t/tags.json

// ============================================================================
// Success: run PairsAnalysisResult only (single analysis)
// ============================================================================

// RUN: %clang-ssaf-analyzer-with-plugin %S/Inputs/lu.json \
// RUN:   -o %t/pairs.json -a PairsAnalysisResult
// RUN: diff %S/Outputs/pairs.json %t/pairs.json

// ============================================================================
// Success: run two summary analyses
// ============================================================================

// RUN: %clang-ssaf-analyzer-with-plugin %S/Inputs/lu.json \
// RUN:   -o %t/both.json -a TagsAnalysisResult -a PairsAnalysisResult
// RUN: diff %S/Outputs/both.json %t/both.json

// ============================================================================
// Success: reversed order produces the same result (order-independent)
// ============================================================================

// RUN: %clang-ssaf-analyzer-with-plugin %S/Inputs/lu.json \
// RUN:   -o %t/both-rev.json -a PairsAnalysisResult -a TagsAnalysisResult
// RUN: diff %S/Outputs/both.json %t/both-rev.json

// ============================================================================
// Success: duplicate analysis name is deduplicated
// ============================================================================

// RUN: %clang-ssaf-analyzer-with-plugin %S/Inputs/lu.json \
// RUN:   -o %t/tags-dup.json -a TagsAnalysisResult -a TagsAnalysisResult
// RUN: diff %S/Outputs/tags.json %t/tags-dup.json

// ============================================================================
// Success: derived analysis pulls dependencies automatically
// ============================================================================

// RUN: %clang-ssaf-analyzer-with-plugin %S/Inputs/lu.json \
// RUN:   -o %t/all.json -a TagsPairsAnalysisResult
// RUN: diff %S/Outputs/all.json %t/all.json

// ============================================================================
// Success: derived + one explicit dep (redundant dep is deduplicated)
// ============================================================================

// RUN: %clang-ssaf-analyzer-with-plugin %S/Inputs/lu.json \
// RUN:   -o %t/all-partial-dup.json -a TagsPairsAnalysisResult -a TagsAnalysisResult
// RUN: diff %S/Outputs/all.json %t/all-partial-dup.json

// ============================================================================
// Success: derived + both explicit deps (all redundant, deduplicated)
// ============================================================================

// RUN: %clang-ssaf-analyzer-with-plugin %S/Inputs/lu.json \
// RUN:   -o %t/all-full-dup.json \
// RUN:   -a TagsPairsAnalysisResult -a TagsAnalysisResult -a PairsAnalysisResult
// RUN: diff %S/Outputs/all.json %t/all-full-dup.json

// ============================================================================
// Success: run all example-plugin analyses explicitly
// ============================================================================

// RUN: %clang-ssaf-analyzer-with-plugin %S/Inputs/lu.json \
// RUN:   -o %t/all-default.json \
// RUN:   -a TagsAnalysisResult -a PairsAnalysisResult -a TagsPairsAnalysisResult
// RUN: diff %S/Outputs/all.json %t/all-default.json

// ============================================================================
// Success: --analysis alias for -a
// ============================================================================

// RUN: %clang-ssaf-analyzer-with-plugin %S/Inputs/lu.json \
// RUN:   -o %t/analysis-alias.json --analysis TagsAnalysisResult
// RUN: diff %S/Outputs/tags.json %t/analysis-alias.json

// ============================================================================
// Success: -l alias for --load
// ============================================================================

// RUN: clang-ssaf-analyzer -l %llvmshlibdir/SSAFExamplePlugin%pluginext \
// RUN:   %S/Inputs/lu.json -o %t/load-alias.json -a PairsAnalysisResult
// RUN: diff %S/Outputs/pairs.json %t/load-alias.json

// ============================================================================
// Error: mix of valid and invalid analysis names (partial failure)
// ============================================================================

// RUN: not %clang-ssaf-analyzer-with-plugin %S/Inputs/lu.json \
// RUN:   -o %t/mixed.json -a TagsAnalysisResult -a NoSuchAnalysis -a PairsAnalysisResult 2>&1 \
// RUN:   | FileCheck %s --check-prefix=MIXED
// MIXED: no analysis registered for 'AnalysisName(NoSuchAnalysis)'

// ============================================================================
// Success: -o specified twice (last value wins)
// ============================================================================

// RUN: %clang-ssaf-analyzer-with-plugin %S/Inputs/lu.json \
// RUN:   -o %t/ignored.json -o %t/last-wins.json -a TagsAnalysisResult
// RUN: diff %S/Outputs/tags.json %t/last-wins.json

// ============================================================================
// Round-trip: analyze then read back with ssaf-format
// ============================================================================

// RUN: %clang-ssaf-analyzer-with-plugin %S/Inputs/lu.json \
// RUN:   -o %t/roundtrip.json -a TagsPairsAnalysisResult
// RUN: clang-ssaf-format --type wpa --load %llvmshlibdir/SSAFExamplePlugin%pluginext \
// RUN:   %t/roundtrip.json -o %t/roundtrip-copy.json
// RUN: diff %S/Outputs/all.json %t/roundtrip-copy.json