[libclang] Make sure the index_data.main_filename field is initialized
in c-index-test. index_enteredMainFile is not invoked when indexing a
module file.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@165735 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/Index/index-module.m b/test/Index/index-module.m
new file mode 100644
index 0000000..5e790b1
--- /dev/null
+++ b/test/Index/index-module.m
@@ -0,0 +1,52 @@
+
+#include <DependsOnModule/DependsOnModule.h>
+@__experimental_modules_import DependsOnModule;
+int glob;
+
+// RUN: rm -rf %t.cache
+// RUN: c-index-test -index-file %s -fmodule-cache-path %t.cache -fmodules -F %S/../Modules/Inputs \
+// RUN:      -Xclang -fdisable-module-hash | FileCheck %s
+
+// CHECK-NOT: [indexDeclaration]
+// CHECK: [importedASTFile]: {{.*}}/DependsOnModule.pcm | loc: 2:2 | name: "DependsOnModule" | isImplicit: 1
+// CHECK-NOT: [indexDeclaration]
+// CHECK: [importedASTFile]: {{.*}}/DependsOnModule.pcm | loc: 3:1 | name: "DependsOnModule" | isImplicit: 0
+// CHECK-NEXT: [indexDeclaration]: kind: variable | name: glob | {{.*}} | loc: 4:5 
+// CHECK-NOT: [indexDeclaration]
+
+// RUN: c-index-test -index-tu %t.cache/DependsOnModule.pcm | FileCheck %s -check-prefix=CHECK-DMOD
+
+// CHECK-DMOD:      [startedTranslationUnit]
+// CHECK-DMOD-NEXT: [ppIncludedFile]: {{.*}}/Modules/Inputs/DependsOnModule.framework/Headers/DependsOnModule.h | {{.*}} | hash loc: <invalid>
+// CHECK-DMOD-NEXT: [ppIncludedFile]: {{.*}}/Modules/Inputs/DependsOnModule.framework/Headers/other.h | {{.*}} | hash loc: <invalid>
+// CHECK-DMOD-NEXT: [ppIncludedFile]: {{.*}}/Modules/Inputs/DependsOnModule.framework/Frameworks/SubFramework.framework/Headers/SubFramework.h | {{.*}} | hash loc: <invalid>
+// CHECK-DMOD-NEXT: [ppIncludedFile]: {{.*}}/Modules/Inputs/DependsOnModule.framework/Frameworks/SubFramework.framework/Headers/Other.h | name: "SubFramework/Other.h" | hash loc: {{.*}}/Modules/Inputs/DependsOnModule.framework/Frameworks/SubFramework.framework/Headers/SubFramework.h:1:1 | isImport: 0 | isAngled: 0
+// CHECK-DMOD-NEXT: [ppIncludedFile]: {{.*}}/Modules/Inputs/DependsOnModule.framework/PrivateHeaders/DependsOnModulePrivate.h | {{.*}} | hash loc: <invalid>
+// CHECK-DMOD-NEXT: [importedASTFile]: {{.*}}.cache/Module.pcm | loc: {{.*}}/Modules/Inputs/DependsOnModule.framework/Headers/DependsOnModule.h:1:2 | name: "Module" | isImplicit: 1
+// CHECK-DMOD-NEXT: [indexDeclaration]: kind: variable | name: depends_on_module_other | {{.*}} | loc: {{.*}}/Modules/Inputs/DependsOnModule.framework/Headers/other.h:1:5
+// CHECK-DMOD-NEXT: [indexDeclaration]: kind: variable | name: sub_framework | {{.*}} | loc: {{.*}}/Modules/Inputs/DependsOnModule.framework/Frameworks/SubFramework.framework/Headers/SubFramework.h:2:8
+// CHECK-DMOD-NEXT: [indexDeclaration]: kind: variable | name: sub_framework_other | {{.*}} | loc: {{.*}}/Modules/Inputs/DependsOnModule.framework/Frameworks/SubFramework.framework/Headers/Other.h:1:9
+// CHECK-DMOD-NEXT: [indexDeclaration]: kind: variable | name: depends_on_module_private | {{.*}} | loc: {{.*}}/Modules/Inputs/DependsOnModule.framework/PrivateHeaders/DependsOnModulePrivate.h:1:5
+// CHECK-DMOD-NOT: [indexDeclaration]
+
+// RUN: c-index-test -index-tu %t.cache/Module.pcm | FileCheck %s -check-prefix=CHECK-TMOD
+
+// CHECK-TMOD:      [startedTranslationUnit]
+// CHECK-TMOD-NEXT: [ppIncludedFile]: {{.*}}/Modules/Inputs/Module.framework/Headers/Module.h | {{.*}} | hash loc: <invalid>
+// CHECK-TMOD-NEXT: [ppIncludedFile]: {{.*}}/Modules/Inputs/Module.framework/Headers/Sub.h | name: "Module/Sub.h" | hash loc: {{.*}}/Modules/Inputs/Module.framework/Headers/Module.h:23:1 | isImport: 0 | isAngled: 1
+// CHECK-TMOD-NEXT: [ppIncludedFile]: {{.*}}/Modules/Inputs/Module.framework/Headers/Sub2.h | name: "Module/Sub2.h" | hash loc: {{.*}}/Modules/Inputs/Module.framework/Headers/Sub.h:1:1 | isImport: 0 | isAngled: 1
+// CHECK-TMOD-NEXT: [ppIncludedFile]: {{.*}}/Modules/Inputs/Module.framework/Headers/Buried/Treasure.h | name: "Module/Buried/Treasure.h" | hash loc: {{.*}}/Modules/Inputs/Module.framework/Headers/Module.h:24:1 | isImport: 0 | isAngled: 1
+// CHECK-TMOD-NEXT: [ppIncludedFile]: {{.*}}/Modules/Inputs/Module.framework/Frameworks/SubFramework.framework/Headers/SubFramework.h | {{.*}} | hash loc: <invalid>
+// CHECK-TMOD-NEXT: [indexDeclaration]: kind: function | name: getModuleVersion | {{.*}} | loc: {{.*}}/Modules/Inputs/Module.framework/Headers/Module.h:9:13
+// CHECK-TMOD-NEXT: [indexDeclaration]: kind: objc-class | name: Module | {{.*}} | loc: {{.*}}/Modules/Inputs/Module.framework/Headers/Module.h:15:12
+// CHECK-TMOD-NEXT:      <ObjCContainerInfo>: kind: interface
+// CHECK-TMOD-NEXT: [indexDeclaration]: kind: objc-class-method | name: version | {{.*}} | loc: {{.*}}/Modules/Inputs/Module.framework/Headers/Module.h:16:1
+// CHECK-TMOD-NEXT: [indexDeclaration]: kind: objc-class-method | name: alloc | {{.*}} | loc: {{.*}}/Modules/Inputs/Module.framework/Headers/Module.h:17:1
+// CHECK-TMOD-NEXT: [importedASTFile]: {{.*}}.cache/Module.pcm | loc: {{.*}}/Modules/Inputs/Module.framework/Headers/Module.h:23:2 | name: "Module.Sub" | isImplicit: 1
+// CHECK-TMOD-NEXT: [importedASTFile]: {{.*}}.cache/Module.pcm | loc: {{.*}}/Modules/Inputs/Module.framework/Headers/Module.h:24:2 | name: "Module.Buried.Treasure" | isImplicit: 1
+// CHECK-TMOD-NEXT: [importedASTFile]: {{.*}}.cache/Module.pcm | loc: {{.*}}/Modules/Inputs/Module.framework/Headers/Sub.h:1:2 | name: "Module.Sub2" | isImplicit: 1
+// CHECK-TMOD-NEXT: [indexDeclaration]: kind: variable | name: Module_Sub | {{.*}} | loc: {{.*}}/Modules/Inputs/Module.framework/Headers/Sub.h:2:6
+// CHECK-TMOD-NEXT: [indexDeclaration]: kind: variable | name: Module_Sub2 | USR: c:@Module_Sub2 | {{.*}} | loc: {{.*}}/Modules/Inputs/Module.framework/Headers/Sub2.h:1:6
+// CHECK-TMOD-NEXT: [indexDeclaration]: kind: variable | name: Buried_Treasure | {{.*}} | loc: {{.*}}/Modules/Inputs/Module.framework/Headers/Buried/Treasure.h:1:11
+// CHECK-TMOD-NEXT: [indexDeclaration]: kind: variable | name: module_subframework | {{.*}} | loc: {{.*}}/Modules/Inputs/Module.framework/Frameworks/SubFramework.framework/Headers/SubFramework.h:4:7
+// CHECK-TMOD-NOT: [indexDeclaration]
diff --git a/tools/c-index-test/c-index-test.c b/tools/c-index-test/c-index-test.c
index 97d5751..76e3773 100644
--- a/tools/c-index-test/c-index-test.c
+++ b/tools/c-index-test/c-index-test.c
@@ -2571,6 +2571,7 @@
   index_data.first_check_printed = 0;
   index_data.fail_for_error = 0;
   index_data.abort = 0;
+  index_data.main_filename = "";
 
   index_opts = getIndexOptions();
   idxAction = clang_IndexAction_create(Idx);
@@ -2624,6 +2625,7 @@
   index_data.first_check_printed = 0;
   index_data.fail_for_error = 0;
   index_data.abort = 0;
+  index_data.main_filename = "";
 
   index_opts = getIndexOptions();
   idxAction = clang_IndexAction_create(Idx);