- Added tests

git-svn-id: http://galileo.dmi.unict.it/svn/relational/trunk@258 014f5005-505e-4b48-8d0a-63407b615a7c

test/c_programmers.query

@@ -0,0 +1 @@
+σ skill=='C'(people ᐅᐊ skills)

test/c_programmers.result

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+id,name,chief,age,skill
+2,john,1,30,C
+7,alia,1,28,C
+5,duncan,4,30,C
+0,jack,0,22,C
+4,eve,0,25,C

test/dates_sel.query

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+σ date.year>2000 and date.day+10<30 (dates)

test/dates_sel.result

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+date
+2008-12-12
+2007-08-12

test/name_age.query

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+ρn➡name,a➡age(πn,a(ρid➡i,name➡n,chief➡c,age➡a(people)))

test/name_age.result

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+name,age
+eve,25
+dean,33
+carl,20
+paul,30
+john,30
+jack,22
+duncan,30
+alia,28

test/older_than_boss.query

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+ρn➡chief_name,a➡chief_age(πname,age,n,a(σ i==chief and age>a (π i,c,n,a(ρage➡a,id➡i,chief➡c,name➡n(people))*people)))

test/older_than_boss.result

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+name,age,chief_name,chief_age
+dean,33,carl,20
+alia,28,carl,20
+paul,30,eve,25
+eve,25,jack,22
+john,30,carl,20
+duncan,30,eve,25

test/younger.query

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+people-π id,name,chief,age(σ age>a(π a(ρ id➡i,age➡a(people))*people))

test/younger.result

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+id,age,chief,name
+1,20,0,carl