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* Copyright by the contributors to the Dafny Project
* SPDX-License-Identifier: MIT
*******************************************************************************/
// RUN: %run --target:java "%s" --input "%S/../../src/MutableMap/MutableMap.java"
include "../../src/MutableMap/MutableMap.dfy"
include "../../src/Wrappers.dfy"
/**
* Tests the Java interfacing implementation of mutable maps.
*/
module {:options "-functionSyntax:4"} MutableMapExamples {
import opened DafnyLibraries
import opened Wrappers
method AssertAndExpect(p: bool, maybeMsg: Option<string> := None) requires p {
match maybeMsg {
case None => {
expect p;
}
case Some(msg) => {
expect p, msg;
}
}
}
method Main() {
var m := new MutableMap<string,string>();
AssertAndExpect(m.Keys() == {});
AssertAndExpect(m.Values() == {});
AssertAndExpect(m.Items() == {});
AssertAndExpect(m.Size() == 0);
m.Put("testkey", "testvalue");
AssertAndExpect(m.Select("testkey") == "testvalue");
AssertAndExpect(m.Keys() == {"testkey"});
AssertAndExpect(m.Values() == {"testvalue"});
AssertAndExpect(m.Items() == {("testkey", "testvalue")});
print m.Select("testkey"), "\n";
AssertAndExpect(m.Size() == 1);
m.Put("testkey", "testvalue2");
AssertAndExpect(m.Keys() == {"testkey"});
AssertAndExpect(m.Values() == {"testvalue2"});
AssertAndExpect(m.Items() == {("testkey", "testvalue2")});
m.Put("testkey2", "testvalue2");
AssertAndExpect(m.Keys() == {"testkey", "testkey2"});
AssertAndExpect(m.Values() == {"testvalue2"});
AssertAndExpect(m.Items() == {("testkey", "testvalue2"), ("testkey2", "testvalue2")});
AssertAndExpect(m.Size() == 2);
AssertAndExpect("testkey" in m.Keys());
AssertAndExpect("testkey2" in m.Keys());
print m.Select("testkey"), "\n";
print m.Select("testkey2"), "\n";
m.Remove("testkey");
AssertAndExpect(m.SelectOpt("testkey").None?);
AssertAndExpect(m.SelectOpt("testkey2").Some? && m.SelectOpt("testkey2").value == "testvalue2");
AssertAndExpect(m.Keys() == {"testkey2"});
AssertAndExpect(m.Values() == {"testvalue2"});
AssertAndExpect(m.Items() == {("testkey2", "testvalue2")});
}
} |