def test_sort_option_int(self):
"Sorting the table by an int field, Number of Pages"
t = TableFu(self.csv_file)
pages = t.values('Number of Pages')
pages = sorted(pages, reverse=True)
t.sort('Number of Pages', reverse=True)
self.assertEqual(t.values('Number of Pages'), pages)
def test_sort_option_int(self):
"Sorting the table by an int field, Number of Pages"
t = TableFu(self.csv_file)
pages = t.values('Number of Pages')
pages = sorted(pages, reverse=True)
t.sort('Number of Pages', reverse=True)
self.assertEqual(t.values('Number of Pages'), pages)
def test_transform_to_int(self):
"""
Convert the Number of Pages field to integers
"""
t = TableFu(self.csv_file)
pages = t.values('Number of Pages')
t.transform('Number of Pages', int)
for s, i in zip(pages, t.values('Number of Pages')):
self.assertEqual(int(s), i)
def test_transform_to_int(self):
"""
Convert the Number of Pages field to integers
"""
t = TableFu(self.csv_file)
pages = t.values('Number of Pages')
t.transform('Number of Pages', int)
for s, i in zip(pages, t.values('Number of Pages')):
self.assertEqual(int(s), i)
def test_map_values(self):
"""
Test mapping a function to specific column values
"""
t = TableFu(self.table)
result = [s.lower() for s in t.values('Style')]
self.assertEqual(result, t.map(str.lower, 'Style'))
def test_row_map(self):
"""
Test map a function to rows, or a subset of fields
"""
t = TableFu(self.table)
result = [s.lower() for s in t.values('Style')]
self.assertEqual(result, t.map(lambda row: row['Style'].value.lower()))
def test_map_values(self):
"""
Test mapping a function to specific column values
"""
t = TableFu(self.table)
result = [s.lower() for s in t.values('Style')]
self.assertEqual(result, t.map(str.lower, 'Style'))
def test_row_map(self):
"""
Test map a function to rows, or a subset of fields
"""
t = TableFu(self.table)
result = [s.lower() for s in t.values('Style')]
self.assertEqual(result, t.map(lambda row: row['Style'].value.lower()))
def test_map_many_values(self):
"""
Test mapping a function to multiple columns
"""
t = TableFu(self.table)
result = [[s.lower() for s in t.values(value)]
for value in ['Best Book', 'Style']]
self.assertEqual(result, t.map(str.lower, 'Best Book', 'Style'))
def test_map_many_values(self):
"""
Test mapping a function to multiple columns
"""
t = TableFu(self.table)
result = [
[s.lower() for s in t.values(value)]
for value in ['Best Book', 'Style']
]
self.assertEqual(result, t.map(str.lower, 'Best Book', 'Style'))
def test_values(self):
"Return one column's values for all rows"
t = TableFu(self.csv_file)
self.table.pop(0)
authors = [row[0] for row in self.table]
self.assertEqual(authors, t.values('Author'))
def test_unique_values(self):
"Adding unique=True returns a set"
t = TableFu(self.table)
self.table.pop(0)
styles = set([row[-1] for row in self.table])
self.assertEqual(t.values('Style', unique=True), styles)
def test_unique_values(self):
"Adding unique=True returns a set"
t = TableFu(self.table)
self.table.pop(0)
styles = set([row[-1] for row in self.table])
self.assertEqual(t.values('Style', unique=True), styles)
def test_values(self):
"Return one column's values for all rows"
t = TableFu(self.csv_file)
self.table.pop(0)
authors = [row[0] for row in self.table]
self.assertEqual(authors, t.values('Author'))
