89 lines
2.7 KiB
Python
89 lines
2.7 KiB
Python
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import pandas as pd
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import pytest
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from dashboard.libs.repository.repository import AbstractRepository
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FakeTable = pd.DataFrame
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FakeSchema = dict[str, pd.DataFrame]
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FakeSchemas = dict[str, FakeSchema]
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class FakeRepository(AbstractRepository):
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def __init__(self, schemas: FakeSchemas):
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self._schemas = {}
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for schema_name, tables in schemas.items():
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schema = {}
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for table, df in tables.items():
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schema[table] = {
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"df": df,
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"metadata": {
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"status": "new",
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"qty_read": 0,
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"qty_write": 0,
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},
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}
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self._schemas[schema_name] = schema
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def schemas(self):
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"""List schemas"""
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return list(self._schemas.keys())
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def tables(self, schema):
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"""List table's name in schema"""
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return list(self._schemas[schema].keys())
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def infos(self, table: str, schema: str) -> dict[str, str]:
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"""Get infos about the table"""
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return self._schemas[schema][table]["metadata"]
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def read(self, table, schema) -> pd.DataFrame:
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"""Get content of the table"""
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self._schemas[schema][table]["metadata"]["qty_read"] += 1
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return self._schemas[schema][table]["df"]
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def write(self, content, table, schema) -> dict[str, str]:
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"""Write content into the table"""
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self._schemas[schema][table]["df"] = content
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self._schemas[schema][table]["metadata"]["status"] = "modified"
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self._schemas[schema][table]["metadata"]["qty_write"] += 1
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return self.infos(table, schema)
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def delete_table(self, table, schema):
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"""Delete the table"""
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raise NotImplementedError
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def test_fakerepository():
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fakerepository = FakeRepository(
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{
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"foo": {
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"table1": pd.DataFrame({"A": []}),
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"table2": pd.DataFrame({"B": []}),
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},
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"bar": {
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"table1": pd.DataFrame({"C": []}),
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"table2": pd.DataFrame({"D": []}),
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},
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}
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)
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assert fakerepository.schemas() == ["foo", "bar"]
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assert fakerepository.tables("foo") == ["table1", "table2"]
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assert fakerepository.infos("table1", "foo") == {
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"status": "new",
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"qty_read": 0,
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"qty_write": 0,
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}
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assert fakerepository.read("table1", "foo").equals(pd.DataFrame({"A": []}))
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assert fakerepository.infos("table1", "foo") == {
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"status": "new",
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"qty_read": 1,
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"qty_write": 0,
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}
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df = pd.DataFrame({"A": [1, 2]})
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assert fakerepository.write(df, "table1", "foo") == {
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"status": "modified",
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"qty_read": 1,
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"qty_write": 1,
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}
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