Coverage for tests/test_main.py: 100%

1from typing import List, Optional 6 ctx1abcdef

2 

3import pytest 6 ctx1abcdef

4from sqlalchemy.exc import IntegrityError 6 ctx1abcdef

5from sqlalchemy.orm import RelationshipProperty 6 ctx1abcdef

6from sqlmodel import Field, Relationship, Session, SQLModel, create_engine, select 6 ctx1abcdef

7 

8 

9def test_should_allow_duplicate_row_if_unique_constraint_is_not_passed(clear_sqlmodel): 6 ctx1abcdef

10 class Hero(SQLModel, table=True): 6 ctx1abcdef

11 id: Optional[int] = Field(default=None, primary_key=True) 6 ctx1abcdef

12 name: str 6 ctx1abcdef

13 secret_name: str 6 ctx1abcdef

14 age: Optional[int] = None 6 ctx1abcdef

15 

16 hero_1 = Hero(name="Deadpond", secret_name="Dive Wilson") 6 ctx1abcdef

17 hero_2 = Hero(name="Deadpond", secret_name="Dive Wilson") 6 ctx1abcdef

18 

19 engine = create_engine("sqlite://") 6 ctx1abcdef

20 

21 SQLModel.metadata.create_all(engine) 6 ctx1abcdef

22 

23 with Session(engine) as session: 6 ctx1abcdef

24 session.add(hero_1) 6 ctx1abcdef

25 session.commit() 6 ctx1abcdef

26 session.refresh(hero_1) 6 ctx1abcdef

27 

28 with Session(engine) as session: 6 ctx1abcdef

29 session.add(hero_2) 6 ctx1abcdef

30 session.commit() 6 ctx1abcdef

31 session.refresh(hero_2) 6 ctx1abcdef

32 

33 with Session(engine) as session: 6 ctx1abcdef

34 heroes = session.exec(select(Hero)).all() 6 ctx1abcdef

35 assert len(heroes) == 2 6 ctx1abcdef

36 assert heroes[0].name == heroes[1].name 6 ctx1abcdef

37 

38 

39def test_should_allow_duplicate_row_if_unique_constraint_is_false(clear_sqlmodel): 6 ctx1abcdef

40 class Hero(SQLModel, table=True): 6 ctx1abcdef

41 id: Optional[int] = Field(default=None, primary_key=True) 6 ctx1abcdef

42 name: str 6 ctx1abcdef

43 secret_name: str = Field(unique=False) 6 ctx1abcdef

44 age: Optional[int] = None 6 ctx1abcdef

45 

46 hero_1 = Hero(name="Deadpond", secret_name="Dive Wilson") 6 ctx1abcdef

47 hero_2 = Hero(name="Deadpond", secret_name="Dive Wilson") 6 ctx1abcdef

48 

49 engine = create_engine("sqlite://") 6 ctx1abcdef

50 

51 SQLModel.metadata.create_all(engine) 6 ctx1abcdef

52 

53 with Session(engine) as session: 6 ctx1abcdef

54 session.add(hero_1) 6 ctx1abcdef

55 session.commit() 6 ctx1abcdef

56 session.refresh(hero_1) 6 ctx1abcdef

57 

58 with Session(engine) as session: 6 ctx1abcdef

59 session.add(hero_2) 6 ctx1abcdef

60 session.commit() 6 ctx1abcdef

61 session.refresh(hero_2) 6 ctx1abcdef

62 

63 with Session(engine) as session: 6 ctx1abcdef

64 heroes = session.exec(select(Hero)).all() 6 ctx1abcdef

65 assert len(heroes) == 2 6 ctx1abcdef

66 assert heroes[0].name == heroes[1].name 6 ctx1abcdef

67 

68 

69def test_should_raise_exception_when_try_to_duplicate_row_if_unique_constraint_is_true( 6 ctx1abcdef

70 clear_sqlmodel, 

71): 

72 class Hero(SQLModel, table=True): 6 ctx1abcdef

73 id: Optional[int] = Field(default=None, primary_key=True) 6 ctx1abcdef

74 name: str 6 ctx1abcdef

75 secret_name: str = Field(unique=True) 6 ctx1abcdef

76 age: Optional[int] = None 6 ctx1abcdef

77 

78 hero_1 = Hero(name="Deadpond", secret_name="Dive Wilson") 6 ctx1abcdef

79 hero_2 = Hero(name="Deadpond", secret_name="Dive Wilson") 6 ctx1abcdef

80 

81 engine = create_engine("sqlite://") 6 ctx1abcdef

82 

83 SQLModel.metadata.create_all(engine) 6 ctx1abcdef

84 

85 with Session(engine) as session: 6 ctx1abcdef

86 session.add(hero_1) 6 ctx1abcdef

87 session.commit() 6 ctx1abcdef

88 session.refresh(hero_1) 6 ctx1abcdef

89 

90 with pytest.raises(IntegrityError): 6 ctx1abcdef

91 with Session(engine) as session: 6 ctx1abcdef

92 session.add(hero_2) 6 ctx1abcdef

93 session.commit() 6 ctx1abcdef

94 

95 

96def test_sa_relationship_property(clear_sqlmodel): 6 ctx1abcdef

97 """Test https://github.com/tiangolo/sqlmodel/issues/315#issuecomment-1272122306""" 

98 

99 class Team(SQLModel, table=True): 6 ctx1abcdef

100 id: Optional[int] = Field(default=None, primary_key=True) 6 ctx1abcdef

101 name: str = Field(unique=True) 6 ctx1abcdef

102 heroes: List["Hero"] = Relationship( # noqa: F821 6 ctx1abcdef

103 sa_relationship=RelationshipProperty("Hero", back_populates="team") 

104 ) 

105 

106 class Hero(SQLModel, table=True): 6 ctx1abcdef

107 id: Optional[int] = Field(default=None, primary_key=True) 6 ctx1abcdef

108 name: str = Field(unique=True) 6 ctx1abcdef

109 team_id: Optional[int] = Field(default=None, foreign_key="team.id") 6 ctx1abcdef

110 team: Optional[Team] = Relationship( 6 ctx1abcdef

111 sa_relationship=RelationshipProperty("Team", back_populates="heroes") 

112 ) 

113 

114 team_preventers = Team(name="Preventers") 6 ctx1abcdef

115 hero_rusty_man = Hero(name="Rusty-Man", team=team_preventers) 6 ctx1abcdef

116 

117 engine = create_engine("sqlite://", echo=True) 6 ctx1abcdef

118 

119 SQLModel.metadata.create_all(engine) 6 ctx1abcdef

120 

121 with Session(engine) as session: 6 ctx1abcdef

122 session.add(hero_rusty_man) 6 ctx1abcdef

123 session.commit() 6 ctx1abcdef

124 session.refresh(hero_rusty_man) 6 ctx1abcdef

125 # The next statement should not raise an AttributeError 

126 assert hero_rusty_man.team 6 ctx1abcdef

127 assert hero_rusty_man.team.name == "Preventers" 6 ctx1abcdef