tests/BuildSystem/Build/downstream-errors.llbuild

# Verify that downstream commands separated by from an error by a phony edge
# don't trigger an unnecessary rebuild.

# RUN: rm -rf %t.build
# RUN: mkdir -p %t.build
# RUN: cp %s %t.build/build.llbuild

# Perform the initial build.
#
# RUN: echo true > %t.build/script
# RUN: chmod +x %t.build/script
# RUN: %{llbuild} buildsystem build --serial --chdir %t.build &> %t.out
# RUN: %{FileCheck} --check-prefix CHECK-INITIAL --input-file %t.out %s
#
# CHECK-INITIAL: TEST COMMAND
# CHECK-INITIAL-NEXT: DOWNSTREAM COMMAND

# Run the build with a failure.
#
# RUN: echo false > %t.build/script
# RUN: %{llbuild} buildsystem build --serial --chdir %t.build > %t2.out || true
# RUN: %{FileCheck} --check-prefix CHECK-FAILURE --input-file %t2.out %s
#
# CHECK-FAILURE: TEST COMMAND
# CHECK-FAILURE-NOT: DOWNSTREAM

# Fix the failure and rebuild. The downstream command shouldn't run.
#
# RUN: echo true > %t.build/script
# RUN: %{llbuild} buildsystem build --serial --chdir %t.build > %t3.out
# RUN: %{FileCheck} --check-prefix CHECK-REBUILD --input-file %t3.out %s
#
# CHECK-REBUILD: TEST COMMAND
# CHECK-REBUILD-NOT: DOWNSTREAM


client:
  name: basic

targets:
  "": ["<output>"]

commands:
  C.1:
    tool: shell
    inputs: ["./script"]
    outputs: ["<n0>"]
    args: ./script
    description: TEST COMMAND
  C.2:
    tool: phony
    inputs: ["<n0>"]
    outputs: ["<n1>"]
  C.3:
    tool: shell
    inputs: ["<n1>"]
    outputs: ["<output>"]
    args: true
    description: DOWNSTREAM COMMAND