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+package com.dmdirc.ktirc.util
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+
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+import com.dmdirc.ktirc.IrcClient
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+import com.dmdirc.ktirc.TestConstants
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+import com.dmdirc.ktirc.model.ServerState
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+import io.mockk.every
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+import io.mockk.mockk
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+import org.junit.jupiter.api.Assertions.assertEquals
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+import org.junit.jupiter.api.Assertions.assertNotEquals
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+import org.junit.jupiter.api.Test
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+
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+internal class LabelsTest {
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+
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+ private val fakeServerState = ServerState("", "")
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+ private val ircClient = mockk<IrcClient> {
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+ every { serverState } returns fakeServerState
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+ }
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+
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+ @Test
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+ fun `increments the label id when generating labels`() {
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+ assertEquals(0L, fakeServerState.labelCounter.get())
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+ defaultGenerateLabel(ircClient)
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+ assertEquals(1L, fakeServerState.labelCounter.get())
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+ defaultGenerateLabel(ircClient)
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+ assertEquals(2L, fakeServerState.labelCounter.get())
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+ }
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+
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+ @Test
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+ fun `generates unique labels in same instant`() {
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+ currentTimeProvider = { TestConstants.time }
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+ assertNotEquals(defaultGenerateLabel(ircClient), defaultGenerateLabel(ircClient))
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+ assertNotEquals(defaultGenerateLabel(ircClient), defaultGenerateLabel(ircClient))
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+ }
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+
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+ @Test
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+ fun `generates unique labels at different times with the same counter value`() {
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+ currentTimeProvider = { TestConstants.time }
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+ val label1 = defaultGenerateLabel(ircClient)
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+ fakeServerState.labelCounter.set(0L)
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+ currentTimeProvider = { TestConstants.otherTime }
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+ val label2 = defaultGenerateLabel(ircClient)
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+ assertNotEquals(label1, label2)
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+ }
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+
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+}
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