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101 lines
2.7 KiB
Python
101 lines
2.7 KiB
Python
"""
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Unit tests for Generator class.
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"""
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import pytest
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import json
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from trustgraph_configurator.generator import Generator
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@pytest.mark.unit
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class TestGenerator:
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"""Tests for the Generator class."""
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def test_simple_jsonnet(self):
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"""Test processing simple jsonnet."""
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def mock_fetch(base, rel):
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return "", ""
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generator = Generator(mock_fetch)
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result = generator.process('{ foo: "bar" }')
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assert isinstance(result, dict)
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assert result["foo"] == "bar"
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def test_jsonnet_with_variables(self):
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"""Test processing jsonnet with variables."""
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def mock_fetch(base, rel):
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return "", ""
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generator = Generator(mock_fetch)
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jsonnet_code = '''
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local name = "test";
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{
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name: name,
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value: 42
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}
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'''
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result = generator.process(jsonnet_code)
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assert result["name"] == "test"
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assert result["value"] == 42
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def test_jsonnet_with_array(self):
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"""Test processing jsonnet that returns array."""
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def mock_fetch(base, rel):
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return "", ""
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generator = Generator(mock_fetch)
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jsonnet_code = '[1, 2, 3, { foo: "bar" }]'
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result = generator.process(jsonnet_code)
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assert isinstance(result, list)
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assert len(result) == 4
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assert result[0] == 1
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assert result[3]["foo"] == "bar"
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def test_invalid_jsonnet(self):
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"""Test that invalid jsonnet raises exception."""
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def mock_fetch(base, rel):
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return "", ""
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generator = Generator(mock_fetch)
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with pytest.raises(Exception):
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generator.process('{ invalid jsonnet')
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def test_jsonnet_with_functions(self):
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"""Test processing jsonnet with functions."""
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def mock_fetch(base, rel):
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return "", ""
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generator = Generator(mock_fetch)
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jsonnet_code = '''
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local double(x) = x * 2;
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{
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value: double(21)
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}
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'''
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result = generator.process(jsonnet_code)
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assert result["value"] == 42
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def test_fetch_callback_is_used(self):
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"""Test that fetch callback is called for imports."""
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fetch_called = []
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def mock_fetch(base, rel):
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fetch_called.append((base, rel))
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# Return simple jsonnet that defines a variable (as bytes)
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return "config", b'{ imported: true }'
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generator = Generator(mock_fetch)
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jsonnet_code = '''
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local config = import "config.jsonnet";
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config
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'''
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result = generator.process(jsonnet_code)
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assert len(fetch_called) > 0
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assert result["imported"] is True
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