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replace Datatype.as_json by Datatype.export_datatype()

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as for most datatypes as_json had to be converted to properties
and as_json was only not used outside datatypes.py except in
the test, we implement export_datatypes instead

Change-Id: I4beaba9dbd5a350c230e72b571364bf8ee2901b6
Reviewed-on: https://forge.frm2.tum.de/review/20345
Tested-by: JenkinsCodeReview <bjoern_pedersen@frm2.tum.de>
Reviewed-by: Enrico Faulhaber <enrico.faulhaber@frm2.tum.de>
This commit is contained in:
zolliker
2019-04-09 09:40:05 +02:00
parent 2ebf62fa70
commit fa9e451c54
2 changed files with 62 additions and 63 deletions
Download Patch File Download Diff File Expand all files Collapse all files

57
test/test_datatypes.py
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@ -38,19 +38,18 @@ def copytest(dt):
def test_DataType():
dt = DataType()
assert dt.as_json == [u'undefined']
with pytest.raises(NotImplementedError):
dt = DataType()
dt.export_datatype()
with pytest.raises(NotImplementedError):
dt.validate('')
dt.export_value('')
dt.import_value('')
dt.export_value('')
dt.import_value('')
def test_FloatRange():
dt = FloatRange(-3.14, 3.14)
copytest(dt)
assert dt.as_json == [u'double', {u'min':-3.14, u'max':3.14}]
assert dt.export_datatype() == [u'double', {u'min':-3.14, u'max':3.14}]
with pytest.raises(ValueError):
dt.validate(9)
@ -69,16 +68,16 @@ def test_FloatRange():
FloatRange(u'x', u'Y')
# check that unit can be changed
dt.unit = u'K'
assert dt.as_json == [u'double', {u'min':-3.14, u'max':3.14, u'unit': u'K'}]
assert dt.export_datatype() == [u'double', {u'min':-3.14, u'max':3.14, u'unit': u'K'}]
dt = FloatRange()
copytest(dt)
assert dt.as_json == [u'double', {}]
assert dt.export_datatype() == [u'double', {}]
dt = FloatRange(unit=u'X', fmtstr=u'%r', absolute_resolution=1,
relative_resolution=0.1)
copytest(dt)
assert dt.as_json == [u'double', {u'unit':u'X', u'fmtstr':u'%r',
assert dt.export_datatype() == [u'double', {u'unit':u'X', u'fmtstr':u'%r',
u'absolute_resolution':1,
u'relative_resolution':0.1}]
assert dt.validate(4) == 4
@ -90,7 +89,7 @@ def test_FloatRange():
def test_IntRange():
dt = IntRange(-3, 3)
copytest(dt)
assert dt.as_json == [u'int', {u'min':-3, u'max':3}]
assert dt.export_datatype() == [u'int', {u'min':-3, u'max':3}]
with pytest.raises(ValueError):
dt.validate(9)
@ -107,16 +106,16 @@ def test_IntRange():
dt = IntRange()
copytest(dt)
assert dt.as_json[0] == u'int'
assert dt.as_json[1][u'min'] < 0 < dt.as_json[1][u'max']
assert dt.as_json == [u'int', {u'max': 16777216, u'min': -16777216}]
assert dt.export_datatype()[0] == u'int'
assert dt.export_datatype()[1][u'min'] < 0 < dt.export_datatype()[1][u'max']
assert dt.export_datatype() == [u'int', {u'max': 16777216, u'min': -16777216}]
assert dt.format_value(42) == u'42'
def test_ScaledInteger():
dt = ScaledInteger(0.01, -3, 3)
copytest(dt)
# serialisation of datatype contains limits on the 'integer' value
assert dt.as_json == [u'scaled', {u'scale':0.01, u'min':-300, u'max':300}]
assert dt.export_datatype() == [u'scaled', {u'scale':0.01, u'min':-300, u'max':300}]
with pytest.raises(ValueError):
dt.validate(9)
@ -136,7 +135,7 @@ def test_ScaledInteger():
ScaledInteger(scale=-10, minval=1, maxval=2)
# check that unit can be changed
dt.unit = u'A'
assert dt.as_json == [u'scaled', {u'scale':0.01, u'min':-300, u'max':300, u'unit': u'A'}]
assert dt.export_datatype() == [u'scaled', {u'scale':0.01, u'min':-300, u'max':300, u'unit': u'A'}]
assert dt.export_value(0.0001) == int(0)
assert dt.export_value(2.71819) == int(272)
@ -145,7 +144,7 @@ def test_ScaledInteger():
dt = ScaledInteger(0.003, 0, 1, unit=u'X', fmtstr=u'%r',
absolute_resolution=0.001, relative_resolution=1e-5)
copytest(dt)
assert dt.as_json == [u'scaled', {u'scale':0.003,u'min':0,u'max':333,
assert dt.export_datatype() == [u'scaled', {u'scale':0.003,u'min':0,u'max':333,
u'unit':u'X', u'fmtstr':u'%r',
u'absolute_resolution':0.001,
u'relative_resolution':1e-5}]
@ -167,7 +166,7 @@ def test_EnumType():
dt = EnumType(u'dt', a=3, c=7, stuff=1)
copytest(dt)
assert dt.as_json == [u'enum', dict(members=dict(a=3, c=7, stuff=1))]
assert dt.export_datatype() == [u'enum', dict(members=dict(a=3, c=7, stuff=1))]
with pytest.raises(ValueError):
dt.validate(9)
@ -202,14 +201,14 @@ def test_BLOBType():
# test constructor catching illegal arguments
dt = BLOBType()
copytest(dt)
assert dt.as_json == [u'blob', {u'min':0, u'max':255}]
assert dt.export_datatype() == [u'blob', {u'min':0, u'max':255}]
dt = BLOBType(10)
copytest(dt)
assert dt.as_json == [u'blob', {u'min':10, u'max':10}]
assert dt.export_datatype() == [u'blob', {u'min':10, u'max':10}]
dt = BLOBType(3, 10)
copytest(dt)
assert dt.as_json == [u'blob', {u'min':3, u'max':10}]
assert dt.export_datatype() == [u'blob', {u'min':3, u'max':10}]
with pytest.raises(ValueError):
dt.validate(9)
@ -236,11 +235,11 @@ def test_StringType():
copytest(dt)
dt = StringType(12)
copytest(dt)
assert dt.as_json == [u'string', {u'min':12, u'max':12}]
assert dt.export_datatype() == [u'string', {u'min':12, u'max':12}]
dt = StringType(4, 11)
copytest(dt)
assert dt.as_json == [u'string', {u'min':4, u'max':11}]
assert dt.export_datatype() == [u'string', {u'min':4, u'max':11}]
with pytest.raises(ValueError):
dt.validate(9)
@ -266,7 +265,7 @@ def test_BoolType():
# test constructor catching illegal arguments
dt = BoolType()
copytest(dt)
assert dt.as_json == [u'bool', {}]
assert dt.export_datatype() == [u'bool', {}]
with pytest.raises(ValueError):
dt.validate(9)
@ -298,13 +297,13 @@ def test_ArrayOf():
ArrayOf(-3, IntRange(-10,10))
dt = ArrayOf(IntRange(-10, 10), 5)
copytest(dt)
assert dt.as_json == [u'array', {u'min':5, u'max':5,
assert dt.export_datatype() == [u'array', {u'min':5, u'max':5,
u'members':[u'int', {u'min':-10,
u'max':10}]}]
dt = ArrayOf(FloatRange(-10, 10, unit=u'Z'), 1, 3)
copytest(dt)
assert dt.as_json == [u'array', {u'min':1, u'max':3,
assert dt.export_datatype() == [u'array', {u'min':1, u'max':3,
u'members':[u'double', {u'min':-10,
u'max':10,
u'unit':u'Z'}]}]
@ -330,7 +329,7 @@ def test_TupleOf():
dt = TupleOf(IntRange(-10, 10), BoolType())
copytest(dt)
assert dt.as_json == [u'tuple', {u'members':[[u'int', {u'min':-10,
assert dt.export_datatype() == [u'tuple', {u'members':[[u'int', {u'min':-10,
u'max':10}],
[u'bool', {}]]}]
@ -357,7 +356,7 @@ def test_StructOf():
dt = StructOf(a_string=StringType(0, 55), an_int=IntRange(0, 999),
optional=[u'an_int'])
copytest(dt)
assert dt.as_json == [u'struct', {u'members':{u'a_string':
assert dt.export_datatype() == [u'struct', {u'members':{u'a_string':
[u'string', {u'min':0, u'max':55}],
u'an_int':
[u'int', {u'min':0, u'max':999}],},
@ -434,8 +433,8 @@ def test_get_datatype():
u'max':111}]), ScaledInteger)
dt = ScaledInteger(scale=0.03, minval=0, maxval=9.9)
assert dt.as_json == [u'scaled', {u'max':330, u'min':0, u'scale':0.03}]
assert get_datatype(dt.as_json).as_json == dt.as_json
assert dt.export_datatype() == [u'scaled', {u'max':330, u'min':0, u'scale':0.03}]
assert get_datatype(dt.export_datatype()).export_datatype() == dt.export_datatype()
with pytest.raises(ValueError):
get_datatype([u'scaled']) # dict missing