"""Tests for resource compiler module."""
import tempfile
from pathlib import Path
from unittest.mock import patch, MagicMock
from src.models import VersionInfo
from src.resource_compiler import ResourceCompiler, VrcGenerator
class TestVrcGenerator:
"""Tests for .vrc file content generation."""
def test_generates_versioninfo_block(self):
"""Test generated content contains VERSIONINFO block."""
vi = VersionInfo(
major=1, minor=2, release=3, build=4,
locale=1033,
keys={"CompanyName": "TestCo", "FileDescription": "TestApp"},
)
content = VrcGenerator.generate("TestApp", vi)
assert "1 VERSIONINFO" in content
assert "FILEVERSION 1,2,3,4" in content
assert "PRODUCTVERSION 1,2,3,4" in content
def test_contains_string_file_info(self):
"""Test generated content contains StringFileInfo block."""
vi = VersionInfo(
major=1, minor=0, release=0, build=0,
keys={"CompanyName": "TestCo", "FileDescription": "TestApp"},
)
content = VrcGenerator.generate("TestApp", vi)
assert 'BLOCK "StringFileInfo"' in content
assert 'VALUE "CompanyName"' in content
assert 'VALUE "FileDescription"' in content
def test_contains_var_file_info(self):
"""Test generated content contains VarFileInfo block."""
vi = VersionInfo(locale=1033)
content = VrcGenerator.generate("TestApp", vi)
assert 'BLOCK "VarFileInfo"' in content
assert "VALUE \"Translation\"" in content
def test_locale_affects_translation(self):
"""Test locale ID affects Translation value."""
vi_us = VersionInfo(locale=1033) # US English
vi_de = VersionInfo(locale=1031) # German
content_us = VrcGenerator.generate("App", vi_us)
content_de = VrcGenerator.generate("App", vi_de)
assert "0x0409" in content_us # 1033 = 0x0409
assert "0x0407" in content_de # 1031 = 0x0407
def test_locale_affects_string_block_id(self):
"""Test locale ID affects the StringFileInfo block identifier."""
vi_us = VersionInfo(locale=1033)
vi_de = VersionInfo(locale=1031)
content_us = VrcGenerator.generate("App", vi_us)
content_de = VrcGenerator.generate("App", vi_de)
assert 'BLOCK "040904E4"' in content_us # 0409 = US English
assert 'BLOCK "040704E4"' in content_de # 0407 = German
def test_file_version_in_keys(self):
"""Test FileVersion key matches version numbers."""
vi = VersionInfo(
major=2, minor=5, release=1, build=42,
keys={"FileVersion": "2.5.1.42"},
)
content = VrcGenerator.generate("App", vi)
assert '"2.5.1.42\\0"' in content or '"2.5.1.42' in content
def test_empty_keys_still_valid(self):
"""Test generation works with no keys (minimal valid .vrc)."""
vi = VersionInfo(major=1, minor=0, release=0, build=0)
content = VrcGenerator.generate("App", vi)
assert "1 VERSIONINFO" in content
assert "FILEVERSION 1,0,0,0" in content
class TestResourceCompiler:
"""Tests for ResourceCompiler (cgrc.exe execution)."""
def test_cgrc_not_found_returns_error(self):
"""Test error when cgrc.exe does not exist."""
rc = ResourceCompiler(delphi_root=Path("/nonexistent/delphi"))
vi = VersionInfo(major=1)
with tempfile.TemporaryDirectory() as tmpdir:
result = rc.compile_version_resource("App", Path(tmpdir), vi)
assert result.success is False
assert "not found" in result.error_output
@patch("src.resource_compiler.subprocess.run")
def test_successful_compilation(self, mock_run):
"""Test successful resource compilation."""
mock_run.return_value = MagicMock(returncode=0, stdout="", stderr="")
with tempfile.TemporaryDirectory() as tmpdir:
tmpdir_path = Path(tmpdir)
# Create fake cgrc.exe
cgrc_dir = tmpdir_path / "bin"
cgrc_dir.mkdir()
cgrc_path = cgrc_dir / "cgrc.exe"
cgrc_path.write_text("fake")
rc = ResourceCompiler(delphi_root=tmpdir_path)
vi = VersionInfo(major=1, minor=0, release=0, build=0)
result = rc.compile_version_resource("TestApp", tmpdir_path, vi)
assert result.success is True
assert result.res_file is not None
assert "TestApp.res" in result.res_file
@patch("src.resource_compiler.subprocess.run")
def test_compilation_failure(self, mock_run):
"""Test resource compiler returns non-zero exit code."""
mock_run.return_value = MagicMock(
returncode=1, stdout="", stderr="fatal error RC1015"
)
with tempfile.TemporaryDirectory() as tmpdir:
tmpdir_path = Path(tmpdir)
cgrc_dir = tmpdir_path / "bin"
cgrc_dir.mkdir()
(cgrc_dir / "cgrc.exe").write_text("fake")
rc = ResourceCompiler(delphi_root=tmpdir_path)
vi = VersionInfo(major=1)
result = rc.compile_version_resource("App", tmpdir_path, vi)
assert result.success is False
assert "fatal error" in result.error_output
@patch("src.resource_compiler.subprocess.run")
def test_command_includes_utf8_codepage(self, mock_run):
"""Test cgrc.exe command includes -c65001 for UTF-8."""
mock_run.return_value = MagicMock(returncode=0, stdout="", stderr="")
with tempfile.TemporaryDirectory() as tmpdir:
tmpdir_path = Path(tmpdir)
cgrc_dir = tmpdir_path / "bin"
cgrc_dir.mkdir()
(cgrc_dir / "cgrc.exe").write_text("fake")
rc = ResourceCompiler(delphi_root=tmpdir_path)
vi = VersionInfo(major=1)
rc.compile_version_resource("App", tmpdir_path, vi)
args = mock_run.call_args[0][0]
assert "-c65001" in args
assert "-foApp.res" in args
@patch("src.resource_compiler.subprocess.run")
def test_vrc_file_cleaned_up(self, mock_run):
"""Test .vrc file is deleted after compilation."""
mock_run.return_value = MagicMock(returncode=0, stdout="", stderr="")
with tempfile.TemporaryDirectory() as tmpdir:
tmpdir_path = Path(tmpdir)
cgrc_dir = tmpdir_path / "bin"
cgrc_dir.mkdir()
(cgrc_dir / "cgrc.exe").write_text("fake")
rc = ResourceCompiler(delphi_root=tmpdir_path)
vi = VersionInfo(major=1)
rc.compile_version_resource("App", tmpdir_path, vi)
vrc_path = tmpdir_path / "App.vrc"
assert not vrc_path.exists()
