[llvm-dwarfdump][test] Add missing dedicated tests for some options

This change adds tests specifically for --parent-recurse-depth, --quiet
and -o. The test for -o found a typo in an error message which is also
fixed in this change.

Differential Revision: https://reviews.llvm.org/D103250

4 files changed, 97 insertions, 1 deletions

diff --git a/llvm/test/tools/llvm-dwarfdump/X86/output.s b/llvm/test/tools/llvm-dwarfdump/X86/output.s
new file mode 100644
index 0000000..d4a7457
--- /dev/null
+++ b/llvm/test/tools/llvm-dwarfdump/X86/output.s
@@ -0,0 +1,21 @@
+# RUN: rm -f %t1.txt %t2.txt %t3.txt

+# RUN: llvm-mc %S/brief.s -filetype obj -triple x86_64-apple-darwin -o %t.o

+

+# RUN: llvm-dwarfdump -o=- %t.o | FileCheck %s

+

+# RUN: llvm-dwarfdump -o=%t1.txt %t.o

+# RUN: FileCheck %s --input-file %t1.txt

+

+# RUN: touch %t2.txt

+# RUN: llvm-dwarfdump -o=%t2.txt %t.o

+# RUN: FileCheck %s --input-file %t2.txt

+

+# RUN: touch %t3.txt

+# RUN: chmod 444 %t3.txt

+# RUN: not llvm-dwarfdump -o=%t3.txt %t.o 2>&1 | FileCheck %s  --check-prefix=ERROR1 -DFILE=%t3.txt

+

+# RUN: not llvm-dwarfdump -o= %t.o 2>&1 | FileCheck %s  --check-prefix=ERROR2

+

+# CHECK: DW_TAG_compile_unit

+# ERROR1: unable to open output file [[FILE]]: {{[pP]}}ermission denied

+# ERROR2: unable to open output file : {{[nN]}}o such file or directory

diff --git a/llvm/test/tools/llvm-dwarfdump/X86/parent_recurse_depth.s b/llvm/test/tools/llvm-dwarfdump/X86/parent_recurse_depth.s
new file mode 100644
index 0000000..2d57334
--- /dev/null
+++ b/llvm/test/tools/llvm-dwarfdump/X86/parent_recurse_depth.s
@@ -0,0 +1,65 @@
+# RUN: yaml2obj %s -o %t.o

+# RUN: llvm-dwarfdump --debug-info=0x00000020 -p -parent-recurse-depth 0 %t.o | FileCheck %s --check-prefix=ALL

+# RUN: llvm-dwarfdump --debug-info=0x00000020 -p -parent-recurse-depth 1 %t.o | FileCheck %s --check-prefix=ONE

+# RUN: llvm-dwarfdump --debug-info=0x00000020 -p -parent-recurse-depth 2 %t.o | FileCheck %s --check-prefix=TWO

+# RUN: llvm-dwarfdump --debug-info=0x00000020 -p -parent-recurse-depth 3 %t.o | FileCheck %s --check-prefix=ALL

+

+# ALL: by_hand

+# ALL: main

+# ALL: test

+# ALL: int

+

+# ONE-NOT: by_hand

+# ONE-NOT: main

+# ONE: test

+# ONE: int

+

+# TWO-NOT: by_hand

+# TWO: main

+# TWO: test

+# TWO: int

+

+--- !ELF

+FileHeader:

+  Class:   ELFCLASS64

+  Data:    ELFDATA2LSB

+  Type:    ET_EXEC

+  Machine: EM_X86_64

+DWARF:

+  debug_abbrev:

+    - Table:

+      - Tag:      DW_TAG_compile_unit

+        Children: DW_CHILDREN_yes

+        Attributes:

+          - Attribute: DW_AT_producer

+            Form:      DW_FORM_string

+      - Tag:      DW_TAG_subprogram

+        Children: DW_CHILDREN_yes

+        Attributes:

+          - Attribute: DW_AT_name

+            Form:      DW_FORM_string

+      - Tag:      DW_TAG_namespace

+        Children: DW_CHILDREN_yes

+        Attributes:

+          - Attribute: DW_AT_name

+            Form:      DW_FORM_string

+      - Tag:      DW_TAG_base_type

+        Children: DW_CHILDREN_no

+        Attributes:

+          - Attribute: DW_AT_name

+            Form:      DW_FORM_string

+  debug_info:

+    - Version: 4

+      Entries:

+        - AbbrCode: 1

+          Values:

+            - CStr: by_hand

+        - AbbrCode: 2

+          Values:

+            - CStr: main

+        - AbbrCode: 3

+          Values:

+            - CStr: test

+        - AbbrCode: 4

+          Values:

+            - CStr: int

diff --git a/llvm/test/tools/llvm-dwarfdump/X86/quiet.s b/llvm/test/tools/llvm-dwarfdump/X86/quiet.s
new file mode 100644
index 0000000..72ac60a
--- /dev/null
+++ b/llvm/test/tools/llvm-dwarfdump/X86/quiet.s
@@ -0,0 +1,10 @@
+# RUN: llvm-mc %S/brief.s -filetype obj -triple x86_64-apple-darwin -o %t.o

+# RUN: llvm-dwarfdump --verify %t.o | FileCheck %s

+# RUN: llvm-dwarfdump --verify --quiet %t.o | FileCheck %s --check-prefix=QUIET --allow-empty

+

+# RUN: llvm-mc %S/empty-CU.s -filetype obj -triple x86_64-apple-darwin -o %t-error.o

+# RUN: not llvm-dwarfdump --verify %t-error.o | FileCheck %s

+# RUN: not llvm-dwarfdump --verify --quiet %t-error.o | FileCheck %s --check-prefix=QUIET --allow-empty

+

+# CHECK: {{.}}

+# QUIET-NOT: {{.}}

diff --git a/llvm/tools/llvm-dwarfdump/llvm-dwarfdump.cpp b/llvm/tools/llvm-dwarfdump/llvm-dwarfdump.cpp
index 78665c0..abb2961 100644
--- a/llvm/tools/llvm-dwarfdump/llvm-dwarfdump.cpp
+++ b/llvm/tools/llvm-dwarfdump/llvm-dwarfdump.cpp
@@ -635,7 +635,7 @@ int main(int argc, char **argv) {
 
   std::error_code EC;
   ToolOutputFile OutputFile(OutputFilename, EC, sys::fs::OF_TextWithCRLF);
-  error("Unable to open output file" + OutputFilename, EC);
+  error("unable to open output file " + OutputFilename, EC);
   // Don't remove output file if we exit with an error.
   OutputFile.keep();