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Adding a test case.
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‎clang/test/ClangScanDeps/export.c‎

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// Test correctly reporting what a module exports during dependency scanning.
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// Module A depends on modules B, C and D, but only exports B and C.
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// Module E depends on modules B, C and D, and exports all of them.
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// RUN: rm -rf %t
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// RUN: split-file %s %t
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// RUN: sed -e "s|DIR|%/t|g" %t/cdb.json.template > %t/cdb.json
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// RUN: clang-scan-deps -compilation-database \
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// RUN: %t/cdb.json -format experimental-full > %t/deps.db
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// RUN: cat %t/deps.db | sed 's:\\\\\?:/:g' | FileCheck %s
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//--- cdb.json.template
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[
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{
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"directory": "DIR",
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"command": "clang -c DIR/test.c -I DIR/AH -I DIR/BH -I DIR/CH -I DIR/DH -I DIR/EH -fmodules -fmodules-cache-path=DIR/cache",
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"file": "DIR/test.c"
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},
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]
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//--- AH/A.h
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#include "B.h"
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#include "C.h"
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#include "D.h"
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int funcA();
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//--- AH/module.modulemap
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module A {
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header "A.h"
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export B
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export C
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}
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//--- BH/B.h
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//--- BH/module.modulemap
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module B {
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header "B.h"
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}
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//--- CH/C.h
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//--- CH/module.modulemap
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module C {
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header "C.h"
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}
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//--- DH/D.h
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//--- DH/module.modulemap
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module D {
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header "D.h"
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}
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//--- EH/E.h
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#include "B.h"
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#include "C.h"
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#include "D.h"
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//--- EH/module.modulemap
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module E {
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header "E.h"
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export *
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}
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//--- test.c
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#include "A.h"
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#include "E.h"
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int test1() {
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return funcA();
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}
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// CHECK: {
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// CHECK-NEXT: "modules": [
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// CHECK-NEXT: {
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// CHECK-NEXT: "clang-module-deps": [
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// CHECK-NEXT: {
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// CHECK-NEXT: "context-hash": "[[HASH_MOD_B:.*]]",
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// CHECK-NEXT: "module-name": "B"
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// CHECK-NEXT: },
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// CHECK-NEXT: {
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// CHECK-NEXT: "context-hash": "[[HASH_MOD_C:.*]]",
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// CHECK-NEXT: "module-name": "C"
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// CHECK-NEXT: },
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// CHECK-NEXT: {
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// CHECK-NEXT: "context-hash": "[[HASH_MOD_D:.*]]",
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// CHECK-NEXT: "module-name": "D"
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// CHECK-NEXT: }
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// CHECK-NEXT: ],
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// CHECK-NEXT: "clang-modulemap-file":{{.*}},
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// CHECK-NEXT: "command-line": [
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// CHECK: ],
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// CHECK-NEXT: "context-hash":{{.*}}
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// CHECK-NEXT: "file-deps": [
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// CHECK: ],
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// CHECK-NEXT: "link-libraries": [],
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// CHECK-NEXT: "clang-modules-exported": [
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// CHECK-NEXT: {
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// CHECK-NEXT: "context-hash": "[[HASH_MOD_B]]",
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// CHECK-NEXT: "module-name": "B"
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// CHECK-NEXT: },
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// CHECK-NEXT: {
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// CHECK-NEXT: "context-hash": "[[HASH_MOD_C]]",
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// CHECK-NEXT: "module-name": "C"
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// CHECK-NEXT: }
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// CHECK-NOT: {
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// CHECK-NOT: "context-hash": "[[HASH_MOD_D]]",
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// CHECK-NOT: "module-name": "D"
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// CHECK-NOT: }
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// CHECK-NEXT: ],
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// CHECK-NEXT: "name": "A"
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// CHECK-NEXT: }
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// CHECK: {
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// CHECK: "name": "B"
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// CHECK: }
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// CHECK: {
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// CHECK: "name": "C"
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// CHECK: }
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// CHECK: {
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// CHECK: "name": "D"
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// CHECK: }
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// CHECK: {
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// CHECK-NEXT: "clang-module-deps": [
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// CHECK-NEXT: {
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// CHECK-NEXT: "context-hash": "[[HASH_MOD_B]]",
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// CHECK-NEXT: "module-name": "B"
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// CHECK-NEXT: },
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// CHECK-NEXT: {
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// CHECK-NEXT: "context-hash": "[[HASH_MOD_C]]",
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// CHECK-NEXT: "module-name": "C"
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// CHECK-NEXT: },
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// CHECK-NEXT: {
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// CHECK-NEXT: "context-hash": "[[HASH_MOD_D]]",
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// CHECK-NEXT: "module-name": "D"
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// CHECK-NEXT: }
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// CHECK-NEXT: ],
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// CHECK-NEXT: "clang-modulemap-file":{{.*}},
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// CHECK-NEXT: "command-line": [
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// CHECK: ],
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// CHECK-NEXT: "context-hash":{{.*}}
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// CHECK-NEXT: "file-deps": [
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// CHECK: ],
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// CHECK-NEXT: "link-libraries": [],
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// CHECK-NEXT: "clang-modules-exported": [
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// CHECK-NEXT: {
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// CHECK-NEXT: "context-hash": "[[HASH_MOD_B]]",
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// CHECK-NEXT: "module-name": "B"
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// CHECK-NEXT: },
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// CHECK-NEXT: {
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// CHECK-NEXT: "context-hash": "[[HASH_MOD_C]]",
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// CHECK-NEXT: "module-name": "C"
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// CHECK-NEXT: }
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// CHECK-NEXT: {
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// CHECK-NEXT: "context-hash": "[[HASH_MOD_D]]",
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// CHECK-NEXT: "module-name": "D"
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// CHECK-NEXT: }
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// CHECK-NEXT: ],
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// CHECK-NEXT: "name": "E"
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// CHECK-NEXT: }
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// CHECK: ]
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// CHECK: }
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