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45 lines
1.3 KiB
Plaintext
45 lines
1.3 KiB
Plaintext
module std::math::bigint @test;
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fn void test_plus()
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{
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BigInt a = bigint::from_int(123);
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BigInt b = bigint::from_int(234);
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assert(a.add(b).equals(bigint::from_int(234 + 123)));
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a = bigint::from_int(12323400012311213314141414i128);
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b = bigint::from_int(23400012311213314141414i128);
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assert(a.add(b).equals(bigint::from_int(12323400012311213314141414i128 + 23400012311213314141414i128)));
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}
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fn void test_mult()
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{
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BigInt a = bigint::from_int(123);
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BigInt b = bigint::from_int(234);
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assert(a.mult(b).equals(bigint::from_int(234 * 123)));
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a = bigint::from_int(1232311213314141414i128);
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b = bigint::from_int(234000123112414i128);
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assert(a.mult(b).equals(bigint::from_int(1232311213314141414i128 * 234000123112414i128)));
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}
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fn void test_minus()
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{
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BigInt a = bigint::from_int(123);
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BigInt b = bigint::from_int(234);
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assert(a.sub(b).equals(bigint::from_int(123 - 234)));
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a = bigint::from_int(12323400012311213314141414i128);
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b = bigint::from_int(23400012311213314141414i128);
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assert(a.sub(b).equals(bigint::from_int(12323400012311213314141414i128 - 23400012311213314141414i128)));
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}
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fn void test_init_string_radix()
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{
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BigInt a;
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a.init_string_radix("123", 10)!!;
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assert(a.equals(bigint::from_int(123)));
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a.init_string_radix("123", 8)!!;
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assert(a.equals(bigint::from_int(0o123)));
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a.init_string_radix("123", 16)!!;
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assert(a.equals(bigint::from_int(0x123)));
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} |